diff --git a/maintainers/maintainer-list.nix b/maintainers/maintainer-list.nix
index b52a26f140e1..17f880c426ef 100644
--- a/maintainers/maintainer-list.nix
+++ b/maintainers/maintainer-list.nix
@@ -7509,6 +7509,12 @@
     githubId = 13752145;
     name = "Richard Lupton";
   };
+  rmcgibbo = {
+    email = "rmcgibbo@gmail.com";
+    github = "rmcgibbo";
+    githubId = 641278;
+    name = "Robert T. McGibbon";
+  };
   rnhmjoj = {
     email = "rnhmjoj@inventati.org";
     github = "rnhmjoj";
diff --git a/nixos/modules/services/networking/unbound.nix b/nixos/modules/services/networking/unbound.nix
index 9a46fa3075fa..622c3d8ea434 100644
--- a/nixos/modules/services/networking/unbound.nix
+++ b/nixos/modules/services/networking/unbound.nix
@@ -195,7 +195,7 @@ in
         RuntimeDirectory = "unbound";
         ConfigurationDirectory = "unbound";
         StateDirectory = "unbound";
-        RestrictAddressFamilies = [ "AF_INET" "AF_INET6" "AF_UNIX" ];
+        RestrictAddressFamilies = [ "AF_INET" "AF_INET6" "AF_NETLINK" "AF_UNIX" ];
         RestrictRealtime = true;
         SystemCallArchitectures = "native";
         SystemCallFilter = [
diff --git a/pkgs/applications/audio/musescore/default.nix b/pkgs/applications/audio/musescore/default.nix
index c9a1f44ec639..18026808b2b7 100644
--- a/pkgs/applications/audio/musescore/default.nix
+++ b/pkgs/applications/audio/musescore/default.nix
@@ -21,6 +21,7 @@ mkDerivation rec {
   ];
 
   cmakeFlags = [
+    "-DMUSESCORE_BUILD_CONFIG=release"
     "-DUSE_SYSTEM_FREETYPE=ON"
   ];
 
diff --git a/pkgs/applications/audio/mympd/default.nix b/pkgs/applications/audio/mympd/default.nix
index 5c8c5e7c7bff..cc709822d9e5 100644
--- a/pkgs/applications/audio/mympd/default.nix
+++ b/pkgs/applications/audio/mympd/default.nix
@@ -12,13 +12,13 @@
 
 stdenv.mkDerivation rec {
   pname = "mympd";
-  version = "6.8.1";
+  version = "6.8.3";
 
   src = fetchFromGitHub {
     owner = "jcorporation";
     repo = "myMPD";
     rev = "v${version}";
-    sha256 = "dIGg2mLxN6XBDH3GFXtF7nB9a/zf/qMlPCvIulFRXn8=";
+    sha256 = "1a3jrqslxk2a9h5gj6kch108lg9z0i5zwr0j9yd5viyfhr3ka4cq";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/applications/editors/netbeans/default.nix b/pkgs/applications/editors/netbeans/default.nix
index 718b1b8dcb61..eb4698c69d6f 100644
--- a/pkgs/applications/editors/netbeans/default.nix
+++ b/pkgs/applications/editors/netbeans/default.nix
@@ -3,7 +3,7 @@
 }:
 
 let
-  version = "12.1";
+  version = "12.2";
   desktopItem = makeDesktopItem {
     name = "netbeans";
     exec = "netbeans";
@@ -19,7 +19,7 @@ stdenv.mkDerivation {
   inherit version;
   src = fetchurl {
     url = "mirror://apache/netbeans/netbeans/${version}/netbeans-${version}-bin.zip";
-    sha512 = "ad4bb5b191c784ed144b0b4831a8b95e0707c362917833c279d3f6fad11d7b3fb1f004f30121a941b694fc2ce323974b15072aa31cb5449111bc5d33d0d77103";
+    sha512 = "b25cda9830e8fe1d05687b08cc5fa9bcac7e8e6d12776998a4da7e483b3be0d04493345e56be7e6198fa8f86428d57d4459bfa7372c2e3f918f4a1101d0a31a7";
   };
 
   buildCommand = ''
@@ -27,6 +27,8 @@ stdenv.mkDerivation {
     unzip $src
     patchShebangs .
 
+    rm netbeans/bin/*.exe
+
     # Copy to installation directory and create a wrapper capable of starting
     # it.
     mkdir -pv $out/bin
diff --git a/pkgs/applications/graphics/freecad/default.nix b/pkgs/applications/graphics/freecad/default.nix
index 3a5d36dfac19..f1e366b65699 100644
--- a/pkgs/applications/graphics/freecad/default.nix
+++ b/pkgs/applications/graphics/freecad/default.nix
@@ -9,13 +9,13 @@ let
   pythonPackages = python3Packages;
 in mkDerivation rec {
   pname = "freecad-unstable";
-  version = "2020-10-17";
+  version = "2020-12-08";
 
   src = fetchFromGitHub {
     owner = "FreeCAD";
     repo = "FreeCAD";
-    rev = "f3bdaaa55a6c03b297924c40819d23e4603fa55b";
-    sha256 = "1q1iy4i9k65v8z7h8a6r4bf5ycn124jp26xwp0xwbar4gnkx2jiq";
+    rev = "daea30341ea2d5eaf2bfb65614128a5fa2abc8b7";
+    sha256 = "1fza64lygqq35v7kzgqmiq5dvl5rpgkhlzv06f9dszdz44hznina";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/applications/misc/stog/default.nix b/pkgs/applications/misc/stog/default.nix
index 038d04adeaa8..7b497dc60e47 100644
--- a/pkgs/applications/misc/stog/default.nix
+++ b/pkgs/applications/misc/stog/default.nix
@@ -18,7 +18,7 @@ stdenv.mkDerivation rec {
 
   createFindlibDestdir = true;
 
-  patches = [ ./install.patch ];
+  patches = [ ./install.patch ./uri.patch ];
 
   meta = with stdenv.lib; {
     description = "XML documents and web site compiler";
diff --git a/pkgs/applications/misc/stog/uri.patch b/pkgs/applications/misc/stog/uri.patch
new file mode 100644
index 000000000000..08063a38add4
--- /dev/null
+++ b/pkgs/applications/misc/stog/uri.patch
@@ -0,0 +1,13 @@
+diff --git a/src/stog_url.ml b/src/stog_url.ml
+index 5d30a43f..c67bfc36 100644
+--- a/src/stog_url.ml
++++ b/src/stog_url.ml
+@@ -40,7 +40,7 @@ let of_string s =
+   with _ ->
+     failwith (Printf.sprintf "Malformed URL %S" s)
+ ;;
+-let to_string = Uri.to_string ;;
++let to_string u = Uri.to_string u;;
+ 
+ let path url =
+   let l =
diff --git a/pkgs/applications/networking/browsers/chromium/upstream-info.json b/pkgs/applications/networking/browsers/chromium/upstream-info.json
index 6343dd4b2468..15899d31e726 100644
--- a/pkgs/applications/networking/browsers/chromium/upstream-info.json
+++ b/pkgs/applications/networking/browsers/chromium/upstream-info.json
@@ -13,7 +13,7 @@
     },
     "chromedriver": {
       "version": "87.0.4280.88",
-      "sha256_linux": "141mr2jiy3nslwd3s43m4i6plkv9wv5fgi78cn7mz0ac9x6fpcgx",
+      "sha256_linux": "11plh2hs2zpa14ymlbnj92pa58krl28yw4c0s55wk8qsxvzvl02m",
       "sha256_darwin": "048hsqp6575r980m769lzznvxypmfcwn89f1d3ik751ymzmb5r78"
     }
   },
diff --git a/pkgs/applications/networking/cluster/kube3d/default.nix b/pkgs/applications/networking/cluster/kube3d/default.nix
index 9163347d7b22..a97bf509fe46 100644
--- a/pkgs/applications/networking/cluster/kube3d/default.nix
+++ b/pkgs/applications/networking/cluster/kube3d/default.nix
@@ -1,11 +1,11 @@
 { lib, buildGoModule, fetchFromGitHub, installShellFiles }:
 
 let
-  k3sVersion = "1.19.3-k3s3";
+  k3sVersion = "1.19.4-k3s1";
 in
 buildGoModule rec {
   pname = "kube3d";
-  version = "3.3.0";
+  version = "3.4.0";
 
   excludedPackages = "tools";
 
@@ -13,7 +13,7 @@ buildGoModule rec {
     owner = "rancher";
     repo = "k3d";
     rev = "v${version}";
-    sha256 = "1pq5x4fyn98f01mzfjv335gx29c61zd85qc5vhx9rk27hi825ima";
+    sha256 = "1fisbzv786n841pagy7zbanll7k1g5ib805j9azs2s30cfhvi08b";
   };
 
   vendorSha256 = null;
diff --git a/pkgs/applications/networking/dnscontrol/default.nix b/pkgs/applications/networking/dnscontrol/default.nix
index 4d27ad5361ff..c120ac09642b 100644
--- a/pkgs/applications/networking/dnscontrol/default.nix
+++ b/pkgs/applications/networking/dnscontrol/default.nix
@@ -2,16 +2,16 @@
 
 buildGoModule rec {
   pname = "dnscontrol";
-  version = "3.4.2";
+  version = "3.5.0";
 
   src = fetchFromGitHub {
     owner = "StackExchange";
     repo = pname;
     rev = "v${version}";
-    sha256 = "0bvvh68k2xjmmwafwdsijf3yb4ff9wbsl2ibad627l1y4js5615z";
+    sha256 = "0bnsd1kx0ji2s3w1v7sskc3x82avaqjn2arnax55bmh1yjma6z8p";
   };
 
-  vendorSha256 = "05nwfxqgkpbv5i0365wpsnnaq528a7srycd1dsdlssz1cy7i0d31";
+  vendorSha256 = "0ppcrp6jp23ycn70mcgi5bsa0hr20hk7044ldw304krawy2vjgz8";
 
   subPackages = [ "." ];
 
diff --git a/pkgs/applications/networking/instant-messengers/linphone/default.nix b/pkgs/applications/networking/instant-messengers/linphone/default.nix
index e27835851445..c055718f47f3 100644
--- a/pkgs/applications/networking/instant-messengers/linphone/default.nix
+++ b/pkgs/applications/networking/instant-messengers/linphone/default.nix
@@ -31,6 +31,7 @@
 , mbedtls
 , mediastreamer
 , mediastreamer-openh264
+, minizip2
 , mkDerivation
 , openldap
 , ortp
@@ -47,81 +48,30 @@
 , stdenv
 , udev
 , zlib
-  # For Minizip 2.2.7:
-, fetchFromGitHub
-, libbsd
 }:
-let
-  # Linphone Desktop requires Minizip 2.2.7. Nixpkgs contains a very old version
-  # from the time when it was part of zlib. The most recent release of Minizip
-  # is currently 2.9.2 but Linphone Desktop didn't work with that. So, even if
-  # we added most recent Minizip version to nixpkgs, probably Minizip 2.2.7 is
-  # only needed here and we shouldn't add this semi-old version to
-  # all-packages.nix. Therefore, just define it here locally.
-  minizip2 = stdenv.mkDerivation rec {
-    pname = "minizip";
-    version = "2.2.7";
 
-    disabled = stdenv.isAarch32;
-
-    src = fetchFromGitHub {
-      owner = "nmoinvaz";
-      repo = pname;
-      rev = version;
-      sha256 = "1a88v1gjlflsd17mlrgxh420rpa38q0d17yh9q8j1zzqfrd1azch";
-    };
-
-    nativeBuildInputs = [ cmake pkgconfig ];
-
-    cmakeFlags = [
-      "-DBUILD_SHARED_LIBS=YES"
-    ];
-
-    buildInputs = [
-      zlib
-      libbsd # required in 2.2.7 but not in 2.9.2?
-    ];
-
-    meta = with stdenv.lib; {
-      description = "Compression library implementing the deflate compression method found in gzip and PKZIP";
-      homepage = "https://github.com/nmoinvaz/minizip";
-      license = licenses.zlib;
-      platforms = platforms.unix;
-    };
-  };
-in
 mkDerivation rec {
   pname = "linphone-desktop";
-  # Latest release is 4.1.1 old and doesn't build with the latest releases of
-  # some of the dependencies so let's use the latest commit.
-  version = "unstable-2020-03-06";
+  version = "4.2.4";
 
   src = fetchFromGitLab {
     domain = "gitlab.linphone.org";
     owner = "public";
     group = "BC";
     repo = pname;
-    rev = "971997e162558d37051f89c9c34bbc240135f704";
-    sha256 = "02ji4r8bpcm2kyisn9d3054m026l33g2574i1ag1cmb2dz2p8i1c";
+    rev = version;
+    sha256 = "1gq4l9p21rbrcksa7fbkzn9fzbbynqmn6ni6lhnvzk359sb1xvbz";
   };
 
-  # Without this patch, the build fails with:
-  #
-  #   No rule to make target
-  #   'minizip_OUTPUT/nix/store/...linphone-desktop.../lib/libminizip.so',
-  #
-  # So, the makefile tries to use a full absolute path to the library but does
-  # it incorrectly. As we have installed Minizip properly, it's sufficient to
-  # just use "minizip" and the library is found automatically. If this patched
-  # target_link_libraries line was removed entirely, the build would fail at the
-  # very end when linking minizip.
   patches = [
-    ./fix_minizip_linking.patch
+    ./do-not-build-linphone-sdk.patch
+    ./remove-bc_compute_full_version-usage.patch
   ];
 
   # See: https://gitlab.linphone.org/BC/public/linphone-desktop/issues/21
   postPatch = ''
-    substituteInPlace src/app/AppController.cpp \
+    echo "project(linphoneqt VERSION ${version})" >linphone-app/linphoneqt_version.cmake
+    substituteInPlace linphone-app/src/app/AppController.cpp \
       --replace "LINPHONE_QT_GIT_VERSION" "\"${version}\""
   '';
 
@@ -214,18 +164,18 @@ mkDerivation rec {
   # those just need to be copied manually below.
   installPhase = ''
     mkdir -p $out/bin
-    cp linphone $out/bin/
+    cp linphone-app/linphone $out/bin/
     wrapProgram $out/bin/linphone \
       --set MEDIASTREAMER_PLUGINS_DIR \
             ${mediastreamer-openh264}/lib/mediastreamer/plugins
     mkdir -p $out/share/applications
-    sed -i "s@/build/.*/OUTPUT/bin@$out/bin@" linphone.desktop
-    cp linphone.desktop $out/share/applications/
-    cp -r ../assets/icons $out/share/
+    cp linphone-app/linphone.desktop $out/share/applications/
+    cp -r ../linphone-app/assets/icons $out/share/
     mkdir -p $out/share/belr/grammars
     ln -s ${liblinphone}/share/belr/grammars/* $out/share/belr/grammars/
     mkdir -p $out/share/linphone
     ln -s ${liblinphone}/share/linphone/* $out/share/linphone/
+    mkdir $out/lib # prevent warning
   '';
 
   meta = with lib; {
diff --git a/pkgs/applications/networking/instant-messengers/linphone/do-not-build-linphone-sdk.patch b/pkgs/applications/networking/instant-messengers/linphone/do-not-build-linphone-sdk.patch
new file mode 100644
index 000000000000..fe774a479fac
--- /dev/null
+++ b/pkgs/applications/networking/instant-messengers/linphone/do-not-build-linphone-sdk.patch
@@ -0,0 +1,118 @@
+From 08b8b1811a1ad079fa713d19a8cc6bf2dc782bb7 Mon Sep 17 00:00:00 2001
+From: David P <megver83@parabola.nu>
+Date: Thu, 26 Nov 2020 15:56:30 -0300
+Subject: [PATCH 1/2] do not build linphone-sdk
+
+Signed-off-by: David P <megver83@parabola.nu>
+---
+ CMakeLists.txt                                | 61 +------------------
+ .../cmake_builder/additional_steps.cmake      |  9 ---
+ 2 files changed, 3 insertions(+), 67 deletions(-)
+
+diff --git a/CMakeLists.txt b/CMakeLists.txt
+index f7eb05f2..5921ee5b 100644
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -118,7 +118,6 @@ list(APPEND APP_OPTIONS "-DENABLE_RELATIVE_PREFIX=${ENABLE_RELATIVE_PREFIX}")
+ 
+ list(APPEND APP_OPTIONS "-DLINPHONE_OUTPUT_DIR=${LINPHONE_OUTPUT_DIR}")
+ 
+-include(ExternalProject)
+ set(PROJECT_BUILD_COMMAND "")
+ if(CMAKE_BUILD_PARALLEL_LEVEL)
+ 	list(APPEND APP_OPTIONS "-DCMAKE_BUILD_PARALLEL_LEVEL=${CMAKE_BUILD_PARALLEL_LEVEL}")
+@@ -136,29 +135,8 @@ if(UNIX AND NOT APPLE)
+ 	set(CMAKE_INSTALL_RPATH "$ORIGIN:$ORIGIN/lib64:$ORIGIN/../lib64:$ORIGIN/lib:$ORIGIN/../lib:${LINPHONE_OUTPUT_DIR}/${CMAKE_INSTALL_LIBDIR}")
+ 	list(APPEND APP_OPTIONS "-DCMAKE_INSTALL_RPATH=${CMAKE_INSTALL_RPATH}")
+ endif()
+-ExternalProject_Add(sdk PREFIX "${CMAKE_BINARY_DIR}/sdk"
+-    SOURCE_DIR "${CMAKE_SOURCE_DIR}/linphone-sdk"
+-    INSTALL_DIR "${LINPHONE_OUTPUT_DIR}"
+-    STAMP_DIR "${SDK_BUILD_DIR}/stamp"
+-    BINARY_DIR "${SDK_BUILD_DIR}"
+-    STEP_TARGETS build
+-    BUILD_COMMAND ${CMAKE_COMMAND} --build <BINARY_DIR> --config $<CONFIG> ${PROJECT_BUILD_COMMAND}
+-    INSTALL_COMMAND ${CMAKE_COMMAND} -E echo "Install step is already done at build time."
+-    LIST_SEPARATOR | # Use the alternate list separator
+-    CMAKE_ARGS ${APP_OPTIONS} ${USER_ARGS} -DCMAKE_INSTALL_PREFIX:PATH=<INSTALL_DIR> -DCMAKE_PREFIX_PATH=${PREFIX_PATH}
+-    #BUILD_ALWAYS NO #${DO_BUILD}
+-)
+-ExternalProject_Add_Step(sdk force_build
+-	COMMENT "Forcing build for 'desktop'"
+-	DEPENDEES configure
+-	DEPENDERS build
+-	ALWAYS 1
+-)
+ include(FindPkgConfig)
+ 
+-set(APP_DEPENDS sdk)
+-
+-
+ find_package(Qt5 5.12 COMPONENTS Core REQUIRED)
+ 
+ if ( NOT Qt5_FOUND )
+@@ -173,39 +151,6 @@ find_package(Mediastreamer2 CONFIG QUIET)
+ find_package(ortp CONFIG QUIET)
+ 
+ 
+-if(NOT (LinphoneCxx_FOUND) OR NOT (Linphone_FOUND) OR NOT (bctoolbox_FOUND) OR NOT (belcard_FOUND) OR NOT (Mediastreamer2_FOUND) OR NOT (ortp_FOUND) OR FORCE_APP_EXTERNAL_PROJECTS)
+-	message("Projects are set as External projects. You can start building them by using for example : cmake --build . --target install")
+-	ExternalProject_Add(linphone-qt PREFIX "${CMAKE_BINARY_DIR}/linphone-app"
+-		SOURCE_DIR "${CMAKE_SOURCE_DIR}/linphone-app"
+-		INSTALL_DIR "${APPLICATION_OUTPUT_DIR}"
+-		BINARY_DIR "${CMAKE_BINARY_DIR}/linphone-app"
+-		DEPENDS ${APP_DEPENDS}
+-		BUILD_COMMAND ${CMAKE_COMMAND} --build <BINARY_DIR> --config $<CONFIG> ${PROJECT_BUILD_COMMAND}
+-		INSTALL_COMMAND ${CMAKE_COMMAND} -E echo "Install step will not be done by external project"
+-		LIST_SEPARATOR | # Use the alternate list separator
+-		CMAKE_ARGS ${APP_OPTIONS} ${USER_ARGS} -DCMAKE_INSTALL_PREFIX:PATH=<INSTALL_DIR> -DCMAKE_PREFIX_PATH=${PREFIX_PATH}
+-	# ${APP_OPTIONS}
+-		BUILD_ALWAYS ON
+-	)
+-	install(CODE "message(STATUS Running install)")
+-	set(AUTO_REGENERATION auto_regeneration)
+-	add_custom_target(${AUTO_REGENERATION} ALL
+-		COMMAND ${CMAKE_COMMAND} ${CMAKE_CURRENT_SOURCE_DIR}
+-		DEPENDS linphone-qt)
+-else()
+-	message("Adding Linphone Desktop in an IDE-friendly state")
+-	set(CMAKE_INSTALL_PREFIX "${APPLICATION_OUTPUT_DIR}")
+-	add_subdirectory(${CMAKE_SOURCE_DIR}/linphone-app)
+-	add_dependencies(app-library ${APP_DEPENDS})
+-endif()
+-ExternalProject_Add(linphone-qt-only PREFIX "${CMAKE_BINARY_DIR}/linphone-app"
+-    SOURCE_DIR "${CMAKE_SOURCE_DIR}/linphone-app"
+-    INSTALL_DIR "${APPLICATION_OUTPUT_DIR}"
+-    BINARY_DIR "${CMAKE_BINARY_DIR}/linphone-app"
+-    BUILD_COMMAND ${CMAKE_COMMAND} --build <BINARY_DIR> --config $<CONFIG> ${PROJECT_BUILD_COMMAND}
+-#    INSTALL_COMMAND ${CMAKE_COMMAND} -E echo "Install step is already done at build time."
+-    LIST_SEPARATOR | # Use the alternate list separator
+-    CMAKE_ARGS ${APP_OPTIONS} ${USER_ARGS} -DCMAKE_INSTALL_PREFIX:PATH=<INSTALL_DIR> -DCMAKE_PREFIX_PATH=${PREFIX_PATH}
+-    EXCLUDE_FROM_ALL ON
+-    BUILD_ALWAYS ON
+-)
++message("Adding Linphone Desktop in an IDE-friendly state")
++set(CMAKE_INSTALL_PREFIX "${APPLICATION_OUTPUT_DIR}")
++add_subdirectory(${CMAKE_SOURCE_DIR}/linphone-app)
+diff --git a/linphone-app/cmake_builder/additional_steps.cmake b/linphone-app/cmake_builder/additional_steps.cmake
+index 7f7fd573..a69a04e8 100644
+--- a/linphone-app/cmake_builder/additional_steps.cmake
++++ b/linphone-app/cmake_builder/additional_steps.cmake
+@@ -54,14 +54,5 @@ if (ENABLE_PACKAGING)
+     linphone_builder_apply_flags()
+     linphone_builder_set_ep_directories(linphone_package)
+     linphone_builder_expand_external_project_vars()
+-    ExternalProject_Add(TARGET_linphone_package
+-      DEPENDS TARGET_linphone_builder
+-      TMP_DIR ${ep_tmp}
+-      BINARY_DIR ${ep_build}
+-      SOURCE_DIR "${CMAKE_CURRENT_LIST_DIR}/linphone_package"
+-      DOWNLOAD_COMMAND ""
+-      CMAKE_GENERATOR ${CMAKE_GENERATOR}
+-      CMAKE_ARGS ${LINPHONE_BUILDER_EP_ARGS} -DCMAKE_INSTALL_PREFIX=${LINPHONE_BUILDER_WORK_DIR}/PACKAGE -DTOOLS_DIR=${CMAKE_BINARY_DIR}/programs -DLINPHONE_OUTPUT_DIR=${CMAKE_INSTALL_PREFIX} -DLINPHONE_DESKTOP_DIR=${CMAKE_CURRENT_LIST_DIR}/.. -DLINPHONE_SOURCE_DIR=${EP_linphone_SOURCE_DIR} ${ENABLE_VARIABLES} -DLINPHONE_BUILDER_SIGNING_IDENTITY=${LINPHONE_BUILDER_SIGNING_IDENTITY}
+-    )
+   endif ()
+ endif ()
+-- 
+2.29.2
+
diff --git a/pkgs/applications/networking/instant-messengers/linphone/fix_minizip_linking.patch b/pkgs/applications/networking/instant-messengers/linphone/fix_minizip_linking.patch
deleted file mode 100644
index bb88d0030fae..000000000000
--- a/pkgs/applications/networking/instant-messengers/linphone/fix_minizip_linking.patch
+++ /dev/null
@@ -1,13 +0,0 @@
-diff --git a/CMakeLists.txt b/CMakeLists.txt
-index 3ee77441..18ea5c27 100644
---- a/CMakeLists.txt
-+++ b/CMakeLists.txt
-@@ -517,7 +517,7 @@ else()
-             target_link_libraries(${TARGET_NAME} "${MINIZIP_OUTPUT_DIR}/${CMAKE_INSTALL_LIBDIR}/libminizip.dylib")
-             execute_process(COMMAND install_name_tool -id "@executable_path/../Frameworks/libminizip.dylib" "${MINIZIP_OUTPUT_DIR}/${CMAKE_INSTALL_LIBDIR}/libminizip.dylib")
-         elseif(NOT WIN32)
--            target_link_libraries(${TARGET_NAME} "${MINIZIP_OUTPUT_DIR}/${CMAKE_INSTALL_LIBDIR}/libminizip.so")
-+            target_link_libraries(${TARGET_NAME} "minizip")
-         endif()
-     endif()#If (LinphoneCxx_FOUND AND Minizip_FOUND)
- endif()#If (LinphoneCxx_FOUND)
diff --git a/pkgs/applications/networking/instant-messengers/linphone/remove-bc_compute_full_version-usage.patch b/pkgs/applications/networking/instant-messengers/linphone/remove-bc_compute_full_version-usage.patch
new file mode 100644
index 000000000000..547652d3af7f
--- /dev/null
+++ b/pkgs/applications/networking/instant-messengers/linphone/remove-bc_compute_full_version-usage.patch
@@ -0,0 +1,74 @@
+From 6fc23da651d54979e73776fcda38614e290d65dc Mon Sep 17 00:00:00 2001
+From: David P <megver83@parabola.nu>
+Date: Fri, 23 Oct 2020 16:44:17 -0300
+Subject: [PATCH 2/2] remove bc_compute_full_version usage
+
+---
+ linphone-app/CMakeLists.txt                           | 11 +----------
+ linphone-app/build/CMakeLists.txt                     |  5 -----
+ .../cmake_builder/linphone_package/CMakeLists.txt     | 10 +---------
+ 3 files changed, 2 insertions(+), 24 deletions(-)
+
+diff --git a/linphone-app/CMakeLists.txt b/linphone-app/CMakeLists.txt
+index 3bc9420a..27b418ee 100644
+--- a/linphone-app/CMakeLists.txt
++++ b/linphone-app/CMakeLists.txt
+@@ -21,17 +21,8 @@
+ ################################################################################
+ cmake_minimum_required(VERSION 3.1)
+ 
++include(linphoneqt_version.cmake)
+ find_package(bctoolbox CONFIG)
+-set(FULL_VERSION )
+-bc_compute_full_version(FULL_VERSION)
+-set(version_major )
+-set(version_minor )
+-set(version_patch )
+-set(identifiers )
+-set(metadata )
+-bc_parse_full_version("${FULL_VERSION}" version_major version_minor version_patch identifiers metadata)
+-
+-project(linphoneqt VERSION "${version_major}.${version_minor}.${version_patch}")
+ 
+ if(ENABLE_BUILD_VERBOSE)
+ 	#message("CMAKE_PREFIX_PATH ${CMAKE_PREFIX_PATH}")
+diff --git a/linphone-app/build/CMakeLists.txt b/linphone-app/build/CMakeLists.txt
+index 8ef03faa..97d94bd6 100644
+--- a/linphone-app/build/CMakeLists.txt
++++ b/linphone-app/build/CMakeLists.txt
+@@ -46,11 +46,6 @@ set(CPACK_SOURCE_IGNORE_FILES
+   "libmng.spec"
+ )
+ 
+-bc_compute_full_version(PROJECT_VERSION_BUILD)
+-if(PROJECT_VERSION_BUILD)
+-  set(CPACK_PACKAGE_FILE_NAME "${CPACK_PACKAGE_NAME}-${PROJECT_VERSION_BUILD}")
+-endif()
+-
+ message("-- Package file name is ${CPACK_PACKAGE_FILE_NAME}")
+ 
+ set(CPACK_SOURCE_PACKAGE_FILE_NAME ${CPACK_PACKAGE_FILE_NAME})
+diff --git a/linphone-app/cmake_builder/linphone_package/CMakeLists.txt b/linphone-app/cmake_builder/linphone_package/CMakeLists.txt
+index baea03cf..08ffc1b5 100644
+--- a/linphone-app/cmake_builder/linphone_package/CMakeLists.txt
++++ b/linphone-app/cmake_builder/linphone_package/CMakeLists.txt
+@@ -38,15 +38,7 @@ set(LINPHONE_QML_DIR "${CMAKE_CURRENT_SOURCE_DIR}/../../ui")
+ # ==============================================================================
+ # Build package version.
+ # ==============================================================================
+-bc_compute_full_version(APP_PROJECT_VERSION)
+-if (GIT_EXECUTABLE AND NOT(APP_PROJECT_VERSION))
+-  execute_process(
+-    COMMAND ${GIT_EXECUTABLE} describe --always
+-    OUTPUT_VARIABLE APP_PROJECT_VERSION
+-    OUTPUT_STRIP_TRAILING_WHITESPACE
+-    WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}/../.."
+-  )
+-elseif (NOT(APP_PROJECT_VERSION))
++if (NOT(APP_PROJECT_VERSION))
+   set(APP_PROJECT_VERSION "0.0.0")
+ endif ()
+ string(REGEX REPLACE "([0-9.]+)-?.*" "\\1" LINPHONE_VERSION "${APP_PROJECT_VERSION}")
+-- 
+2.29.2
+
diff --git a/pkgs/applications/networking/remote/nice-dcv-client/default.nix b/pkgs/applications/networking/remote/nice-dcv-client/default.nix
new file mode 100644
index 000000000000..19e65c0bdb3d
--- /dev/null
+++ b/pkgs/applications/networking/remote/nice-dcv-client/default.nix
@@ -0,0 +1,87 @@
+{ stdenv
+, fetchurl
+, glib
+, libX11
+, gst_all_1
+, sqlite
+, epoxy
+, pango
+, cairo
+, gdk-pixbuf
+, e2fsprogs
+, libkrb5
+, libva
+, openssl
+, pcsclite
+, gtk3
+, libselinux
+, libxml2
+, python3Packages
+, cpio
+, autoPatchelfHook
+}:
+
+stdenv.mkDerivation rec {
+  pname = "nice-dcv-client";
+  version = "2020.2.1737-1";
+
+  src =
+    fetchurl {
+      url = "https://d1uj6qtbmh3dt5.cloudfront.net/2020.2/Clients/nice-dcv-viewer-${version}.el8.x86_64.rpm";
+      sha256 = "sha256-SUpfHd/Btc07cfjc3zx5I5BiNatr/c4E2/mfJuU4R1E=";
+    };
+
+  nativeBuildInputs = [ autoPatchelfHook python3Packages.rpm ];
+  unpackPhase = ''
+    rpm2cpio $src | ${cpio}/bin/cpio -idm
+  '';
+
+  buildInputs = [
+    libselinux
+    libkrb5
+    libxml2
+    libva
+    e2fsprogs
+    libX11
+    openssl
+    pcsclite
+    gtk3
+    cairo
+    epoxy
+    pango
+    gdk-pixbuf
+    gst_all_1.gstreamer
+    gst_all_1.gst-plugins-base
+  ];
+
+  installPhase = ''
+    mkdir -p $out/bin/
+    mkdir -p $out/lib64/
+
+    mv usr/bin/dcvviewer $out/bin/dcvviewer
+    mv usr/lib64/* $out/lib64/
+
+    mkdir -p $out/libexec/dcvviewer
+    mv usr/libexec/dcvviewer/dcvviewer $out/libexec/dcvviewer/dcvviewer
+    patchelf \
+      --set-interpreter $(cat $NIX_CC/nix-support/dynamic-linker) \
+      $out/libexec/dcvviewer/dcvviewer
+
+    # Fix the wrapper script to have the right basedir.
+    sed -i "s#basedir=/usr#basedir=$out#" $out/bin/dcvviewer
+
+    mv usr/share $out/
+    ${glib.dev}/bin/glib-compile-schemas $out/share/glib-2.0/schemas
+
+    # broken symlink, seems to give a warning message if i don't delete it
+    rm $out/lib64/dcvviewer/gio/modules/libdconfsettings.so
+  '';
+
+  meta = with stdenv.lib; {
+    description = "High-performance remote display protocol";
+    homepage = "https://aws.amazon.com/hpc/dcv/";
+    license = licenses.unfree;
+    platforms = platforms.linux;
+    maintainers = with maintainers; [ rmcgibbo ];
+  };
+}
diff --git a/pkgs/development/compilers/ocaml/4.12.nix b/pkgs/development/compilers/ocaml/4.12.nix
index 9fa5d62423cc..444d332817b6 100644
--- a/pkgs/development/compilers/ocaml/4.12.nix
+++ b/pkgs/development/compilers/ocaml/4.12.nix
@@ -1,9 +1,9 @@
 import ./generic.nix {
   major_version = "4";
   minor_version = "12";
-  patch_version = "0-alpha1";
+  patch_version = "0-alpha2";
   src = fetchTarball {
-    url = "http://caml.inria.fr/pub/distrib/ocaml-4.12/ocaml-4.12.0~alpha1.tar.xz";
-    sha256 = "1p9nnj7l43b697b6bm767znbf1h0s2lyc1qb8izr1vfpsmnm11ws";
+    url = "http://caml.inria.fr/pub/distrib/ocaml-4.12/ocaml-4.12.0~alpha2.tar.xz";
+    sha256 = "148vgjcfajjvrvh0q9kb2y7fszqd02cikb5wyznz7kjxka6xxyn9";
   };
 }
diff --git a/pkgs/development/compilers/scala/2.x.nix b/pkgs/development/compilers/scala/2.x.nix
index 6b9ab7d483fe..15c73f814007 100644
--- a/pkgs/development/compilers/scala/2.x.nix
+++ b/pkgs/development/compilers/scala/2.x.nix
@@ -1,117 +1,117 @@
 { stdenv, lib, fetchurl, makeWrapper, jre, gnugrep, coreutils, nixosTests
-, writeScript, common-updater-scripts, git, gnused, nix, nixfmt }:
+, writeScript, common-updater-scripts, git, gnused, nix, nixfmt, majorVersion }:
 
 with lib;
 
 let
   repo = "git@github.com:scala/scala.git";
 
-  common = { version, sha256, tests, pname }:
-    stdenv.mkDerivation rec {
-      inherit version;
-
-      name = "scala-${version}";
-
-      src = fetchurl {
-        inherit sha256;
-        url = "https://www.scala-lang.org/files/archive/scala-${version}.tgz";
-      };
-
-      propagatedBuildInputs = [ jre ];
-      buildInputs = [ makeWrapper ];
-
-      installPhase = ''
-        mkdir -p $out
-        rm bin/*.bat
-        mv * $out
-
-        # put docs in correct subdirectory
-        mkdir -p $out/share/doc
-        mv $out/doc $out/share/doc/${name}
-        mv $out/man $out/share/man
-
-        for p in $(ls $out/bin/) ; do
-          wrapProgram $out/bin/$p \
-            --prefix PATH ":" ${coreutils}/bin \
-            --prefix PATH ":" ${gnugrep}/bin \
-            --prefix PATH ":" ${jre}/bin \
-            --set JAVA_HOME ${jre}
-        done
-      '';
-
-      passthru = {
-        inherit tests;
-
-        updateScript = writeScript "update.sh" ''
-          #!${stdenv.shell}
-          set -o errexit
-          PATH=${
-            stdenv.lib.makeBinPath [
-              common-updater-scripts
-              coreutils
-              git
-              gnused
-              nix
-              nixfmt
-            ]
-          }
-          versionSelect='v${versions.major version}.${versions.minor version}.*'
-          oldVersion="$(nix-instantiate --eval -E "with import ./. {}; lib.getVersion ${pname}" | tr -d '"')"
-          latestTag="$(git -c 'versionsort.suffix=-' ls-remote --exit-code --refs --sort='version:refname' --tags ${repo} "$versionSelect" | tail --lines=1 | cut --delimiter='/' --fields=3 | sed 's|^v||g')"
-          if [ "$oldVersion" != "$latestTag" ]; then
-            nixpkgs="$(git rev-parse --show-toplevel)"
-            default_nix="$nixpkgs/pkgs/development/compilers/scala/2.x.nix"
-            update-source-version ${pname} "$latestTag" --version-key=version --print-changes
-            nixfmt "$default_nix"
-          else
-            echo "${pname} is already up-to-date"
-          fi
-        '';
-      };
-
-      meta = {
-        description = "A general purpose programming language";
-        longDescription = ''
-          Scala is a general purpose programming language designed to express
-          common programming patterns in a concise, elegant, and type-safe way.
-          It smoothly integrates features of object-oriented and functional
-          languages, enabling Java and other programmers to be more productive.
-          Code sizes are typically reduced by a factor of two to three when
-          compared to an equivalent Java application.
-        '';
-        homepage = "https://www.scala-lang.org/";
-        license = licenses.bsd3;
-        platforms = platforms.all;
-        branch = versions.majorMinor version;
-        maintainers = [ maintainers.nequissimus ];
-      };
+  versionMap = {
+    "2.10" = {
+      version = "2.10.7";
+      sha256 = "koMRmRb2u3cU4HaihAzPItWIGbNVIo7RWRrm92kp8RE=";
+      tests = [ nixosTests.scala.scala_2_10 ];
+      pname = "scala_2_10";
+    };
+
+    "2.11" = {
+      version = "2.11.12";
+      sha256 = "sR19M2mcpPYLw7K2hY/ZU+PeK4UiyUP0zaS2dDFhlqg=";
+      tests = [ nixosTests.scala.scala_2_11 ];
+      pname = "scala_2_11";
+    };
+
+    "2.12" = {
+      version = "2.12.12";
+      sha256 = "NSDNHzye//YrrudfMuUtHl3BIL4szzQGSeRw5I9Sfis=";
+      tests = [ nixosTests.scala.scala_2_12 ];
+      pname = "scala_2_12";
+    };
+
+    "2.13" = {
+      version = "2.13.4";
+      sha256 = "1alcnzmxga00nsvgy8yky91zw5b4q0xg2697vrrdgjlglpxiqwdw";
+      tests = [ nixosTests.scala.scala_2_13 ];
+      pname = "scala_2_13";
     };
-in {
-  scala_2_10 = common {
-    version = "2.10.7";
-    sha256 = "koMRmRb2u3cU4HaihAzPItWIGbNVIo7RWRrm92kp8RE=";
-    tests = [ nixosTests.scala.scala_2_10 ];
-    pname = "scala_2_10";
   };
 
-  scala_2_11 = common {
-    version = "2.11.12";
-    sha256 = "sR19M2mcpPYLw7K2hY/ZU+PeK4UiyUP0zaS2dDFhlqg=";
-    tests = [ nixosTests.scala.scala_2_11 ];
-    pname = "scala_2_11";
+in with versionMap.${majorVersion};
+
+stdenv.mkDerivation rec {
+  inherit version;
+
+  name = "scala-${version}";
+
+  src = fetchurl {
+    inherit sha256;
+    url = "https://www.scala-lang.org/files/archive/scala-${version}.tgz";
   };
 
-  scala_2_12 = common {
-    version = "2.12.12";
-    sha256 = "NSDNHzye//YrrudfMuUtHl3BIL4szzQGSeRw5I9Sfis=";
-    tests = [ nixosTests.scala.scala_2_12 ];
-    pname = "scala_2_12";
+  propagatedBuildInputs = [ jre ];
+
+  buildInputs = [ makeWrapper ];
+
+  installPhase = ''
+      mkdir -p $out
+      rm bin/*.bat
+      mv * $out
+      # put docs in correct subdirectory
+      mkdir -p $out/share/doc
+      mv $out/doc $out/share/doc/${name}
+      mv $out/man $out/share/man
+    for p in $(ls $out/bin/) ; do
+        wrapProgram $out/bin/$p \
+          --prefix PATH ":" ${coreutils}/bin \
+          --prefix PATH ":" ${gnugrep}/bin \
+          --prefix PATH ":" ${jre}/bin \
+          --set JAVA_HOME ${jre}
+      done
+  '';
+
+  passthru = {
+    inherit tests;
+    updateScript = writeScript "update.sh" ''
+      #!${stdenv.shell}
+      set -o errexit
+      PATH=${
+        stdenv.lib.makeBinPath [
+          common-updater-scripts
+          coreutils
+          git
+          gnused
+          nix
+          nixfmt
+        ]
+      }
+      versionSelect='v${versions.major version}.${versions.minor version}.*'
+      oldVersion="$(nix-instantiate --eval -E "with import ./. {}; lib.getVersion ${pname}" | tr -d '"')"
+      latestTag="$(git -c 'versionsort.suffix=-' ls-remote --exit-code --refs --sort='version:refname' --tags ${repo} "$versionSelect" | tail --lines=1 | cut --delimiter='/' --fields=3 | sed 's|^v||g')"
+      if [ "$oldVersion" != "$latestTag" ]; then
+        nixpkgs="$(git rev-parse --show-toplevel)"
+        default_nix="$nixpkgs/pkgs/development/compilers/scala/2.x.nix"
+        update-source-version ${pname} "$latestTag" --version-key=version --print-changes
+        nixfmt "$default_nix"
+      else
+        echo "${pname} is already up-to-date"
+      fi
+    '';
   };
 
-  scala_2_13 = common {
-    version = "2.13.4";
-    sha256 = "1alcnzmxga00nsvgy8yky91zw5b4q0xg2697vrrdgjlglpxiqwdw";
-    tests = [ nixosTests.scala.scala_2_13 ];
-    pname = "scala_2_13";
+  meta = {
+    description = "A general purpose programming language";
+    longDescription = ''
+      Scala is a general purpose programming language designed to express
+      common programming patterns in a concise, elegant, and type-safe way.
+      It smoothly integrates features of object-oriented and functional
+      languages, enabling Java and other programmers to be more productive.
+      Code sizes are typically reduced by a factor of two to three when
+      compared to an equivalent Java application.
+    '';
+    homepage = "https://www.scala-lang.org/";
+    license = licenses.bsd3;
+    platforms = platforms.all;
+    branch = versions.majorMinor version;
+    maintainers = [ maintainers.nequissimus ];
   };
 }
diff --git a/pkgs/development/libraries/belcard/default.nix b/pkgs/development/libraries/belcard/default.nix
index 34b0560f3f46..ae9b1e6e43c5 100644
--- a/pkgs/development/libraries/belcard/default.nix
+++ b/pkgs/development/libraries/belcard/default.nix
@@ -7,7 +7,7 @@
 
 stdenv.mkDerivation rec {
   pname = "belcard";
-  version = "4.4.0";
+  version = "4.4.13";
 
   src = fetchFromGitLab {
     domain = "gitlab.linphone.org";
diff --git a/pkgs/development/libraries/belle-sip/default.nix b/pkgs/development/libraries/belle-sip/default.nix
index a935372656e7..788e656301ba 100644
--- a/pkgs/development/libraries/belle-sip/default.nix
+++ b/pkgs/development/libraries/belle-sip/default.nix
@@ -2,7 +2,6 @@
 , bctoolbox
 , cmake
 , fetchFromGitLab
-, jre
 , libantlr3c
 , mbedtls
 , stdenv
@@ -11,20 +10,18 @@
 
 stdenv.mkDerivation rec {
   pname = "belle-sip";
-  # Using master branch for linphone-desktop caused a chain reaction that many
-  # of its dependencies needed to use master branch too.
-  version = "unstable-2020-02-18";
+  version = "4.4.13";
 
   src = fetchFromGitLab {
     domain = "gitlab.linphone.org";
     owner = "public";
     group = "BC";
     repo = pname;
-    rev = "0dcb13416eae87edf140771b886aedaf6be8cf60";
-    sha256 = "0pzxk8mkkg6zsnmj1bwggbdjv864psx89gglfm51h8s501kg11fv";
+    rev = version;
+    sha256 = "1ad7sqc5y4f3gc8glwmb3rvfzapnvhg981g13x90cg4nzikjvka0";
   };
 
-  nativeBuildInputs = [ jre cmake ];
+  nativeBuildInputs = [ cmake antlr3_4 ];
 
   buildInputs = [ zlib ];
 
@@ -37,10 +34,7 @@ stdenv.mkDerivation rec {
     "-Wno-error=cast-function-type"
   ];
 
-  propagatedBuildInputs = [ antlr3_4 libantlr3c mbedtls bctoolbox ];
-
-  # Fails to build with lots of parallel jobs
-  enableParallelBuilding = false;
+  propagatedBuildInputs = [ libantlr3c mbedtls bctoolbox ];
 
   meta = with stdenv.lib; {
     homepage = "https://linphone.org/technical-corner/belle-sip";
diff --git a/pkgs/development/libraries/coin3d/default.nix b/pkgs/development/libraries/coin3d/default.nix
index 7fd676372534..c76aaa4c8e53 100644
--- a/pkgs/development/libraries/coin3d/default.nix
+++ b/pkgs/development/libraries/coin3d/default.nix
@@ -1,14 +1,15 @@
-{ fetchFromGitHub, stdenv, boost, cmake, libGL, libGLU }:
+{ fetchFromGitHub, stdenv, boost, cmake, libX11, libGL, libGLU }:
 
 stdenv.mkDerivation rec {
   pname = "coin";
-  version = "4.0.0";
+  version = "2020-12-07-unstable";
 
   src = fetchFromGitHub {
     owner = "coin3d";
     repo = "coin";
-    rev = "Coin-${version}";
-    sha256 = "1ayg0hl8wanhadahm5xbghghxw1qjwqbrs3dl3ngnff027hsyf8p";
+    # rev = "Coin-${version}";
+    rev = "d5539998aff272b349590fe74d068659682ecd0d";
+    sha256 = "11jaz8p9nn8jpd6dsgwgkldwr7z829gyf64g014qyyh8l6p7jzzd";
   };
 
   postPatch = ''
@@ -16,7 +17,7 @@ stdenv.mkDerivation rec {
   '';
 
   nativeBuildInputs = [ cmake ];
-  buildInputs = [ boost libGL libGLU ];
+  buildInputs = [ boost libX11 libGL libGLU ];
 
   meta = with stdenv.lib; {
     homepage = "https://github.com/coin3d/coin";
diff --git a/pkgs/development/libraries/liblinphone/default.nix b/pkgs/development/libraries/liblinphone/default.nix
index 1c414b9dd866..21f9833a5d56 100644
--- a/pkgs/development/libraries/liblinphone/default.nix
+++ b/pkgs/development/libraries/liblinphone/default.nix
@@ -46,43 +46,18 @@
 , xsd
 , zlib
 }:
-let
-  # Got the following error when building:
-  #
-  #   Your version of Doxygen (1.8.17) is known to malfunction with some of our
-  #   macro definitions, which causes errors while wrapprers generation. Please
-  #   install an older version of Doxygen (< 1.8.17) or disable documentation
-  #   and wrapper generation.
-  #
-  # So, let's then use 1.8.16 version of doxygen in this derivation. Hopefully
-  # this workaround can be removed with some newer release of liblinphone.
-  doxygen_1_8_16 = doxygen.overrideAttrs (
-    oldAttrs: rec {
-      name = "doxygen-1.8.16";
-      src = fetchurl {
-        urls = [
-          "mirror://sourceforge/doxygen/${name}.src.tar.gz" # faster, with https, etc.
-          "http://doxygen.nl/files/${name}.src.tar.gz"
-        ];
-        sha256 = "10iwv8bcz5b5cd85gg8pgn0bmyg04n9hs36xn7ggjjnvynv1z67z";
-      };
-      buildInputs = oldAttrs.buildInputs ++ [ git ];
-    }
-  );
-in
+
 stdenv.mkDerivation rec {
   pname = "liblinphone";
-  # Using master branch for linphone-desktop caused a chain reaction that many
-  # of its dependencies needed to use master branch too.
-  version = "unstable-2020-03-20";
+  version = "4.4.15";
 
   src = fetchFromGitLab {
     domain = "gitlab.linphone.org";
     owner = "public";
     group = "BC";
     repo = pname;
-    rev = "1d762a3e0e304aa579798aed4400d2cee2c1ffa0";
-    sha256 = "0ja38payyqbd8z6q5l5w6hi7xarmfj5021gh0qdk0j832br4c6c3";
+    rev = version;
+    sha256 = "16a31c0n5lix4r5xk7p447xlxbrhdlmj11kb4y1krb5fx8hf65cl";
   };
 
   # Do not build static libraries
@@ -103,7 +78,6 @@ stdenv.mkDerivation rec {
     cyrus_sasl
     ffmpeg_3
     gdk-pixbuf
-    git
     glib
     gtk2
     libX11
@@ -133,7 +107,7 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [
     bcunit
     cmake
-    doxygen_1_8_16
+    doxygen
     graphviz
     intltool
     makeWrapper
diff --git a/pkgs/development/libraries/mediastreamer/default.nix b/pkgs/development/libraries/mediastreamer/default.nix
index 81c7c8fcacf3..64ddba517df8 100644
--- a/pkgs/development/libraries/mediastreamer/default.nix
+++ b/pkgs/development/libraries/mediastreamer/default.nix
@@ -33,17 +33,15 @@
 
 stdenv.mkDerivation rec {
   pname = "mediastreamer2";
-  # Using master branch for linphone-desktop caused a chain reaction that many
-  # of its dependencies needed to use master branch too.
-  version = "unstable-2020-03-20";
+  version = "4.4.13";
 
   src = fetchFromGitLab {
     domain = "gitlab.linphone.org";
     owner = "public";
     group = "BC";
     repo = pname;
-    rev = "c5eecb72cb44376d142949051dd0cb7c982608fb";
-    sha256 = "1vp260jxvjlmrmjdl4p23prg4cjln20a7z6zq8dqvfh4iq3ya033";
+    rev = version;
+    sha256 = "0w84v1ajhyysr41qaj7x4njwdak84cc10lq33hl8lq68a52fc2vw";
   };
 
   patches = [
diff --git a/pkgs/development/libraries/minizip2/default.nix b/pkgs/development/libraries/minizip2/default.nix
new file mode 100644
index 000000000000..6c6d8b3ef86c
--- /dev/null
+++ b/pkgs/development/libraries/minizip2/default.nix
@@ -0,0 +1,30 @@
+{ stdenv, fetchFromGitHub, cmake, pkg-config, zlib, bzip2, xz, zstd, openssl }:
+
+stdenv.mkDerivation rec {
+  pname = "minizip";
+  version = "2.10.4";
+
+  src = fetchFromGitHub {
+    owner = "nmoinvaz";
+    repo = pname;
+    rev = version;
+    sha256 = "15bbagngvm738prkzv7lfs64pn4pq7jkhwz571j0w0nb5nw9c01x";
+  };
+
+  nativeBuildInputs = [ cmake pkg-config ];
+
+  cmakeFlags = [
+    "-DBUILD_SHARED_LIBS=YES"
+    "-DMZ_OPENSSL=ON"
+  ];
+
+  buildInputs = [ zlib bzip2 xz zstd openssl ];
+
+  meta = with stdenv.lib; {
+    description = "Compression library implementing the deflate compression method found in gzip and PKZIP";
+    homepage = "https://github.com/nmoinvaz/minizip";
+    license = licenses.zlib;
+    maintainers = with maintainers; [ gebner ];
+    platforms = platforms.unix;
+  };
+}
diff --git a/pkgs/development/libraries/ortp/default.nix b/pkgs/development/libraries/ortp/default.nix
index 53636f05b789..f84f3ab1d83e 100644
--- a/pkgs/development/libraries/ortp/default.nix
+++ b/pkgs/development/libraries/ortp/default.nix
@@ -6,17 +6,15 @@
 
 stdenv.mkDerivation rec {
   pname = "ortp";
-  # Using master branch for linphone-desktop caused a chain reaction that many
-  # of its dependencies needed to use master branch too.
-  version = "unstable-2020-03-17";
+  version = "4.4.9";
 
   src = fetchFromGitLab {
     domain = "gitlab.linphone.org";
     owner = "public";
     group = "BC";
     repo = pname;
-    rev = "804dfc4f90d1a4301127c7af10a74fd2935dd5d8";
-    sha256 = "1yr8j8am68spyy5d9vna8zcq3qn039mi16cv9jf5n4chs9rxf7xx";
+    rev = version;
+    sha256 = "0igiw863gnf9f626v0igg1pj3fv4anvlvlk6xx3bk2zdi52a9kcc";
   };
 
   # Do not build static libraries
diff --git a/pkgs/development/libraries/soqt/default.nix b/pkgs/development/libraries/soqt/default.nix
index de11407e12b9..8d69c328eed9 100644
--- a/pkgs/development/libraries/soqt/default.nix
+++ b/pkgs/development/libraries/soqt/default.nix
@@ -1,12 +1,16 @@
-{ fetchurl, stdenv, coin3d, qtbase, cmake, pkgconfig }:
+{ fetchFromGitHub, stdenv, coin3d, qtbase, cmake, pkgconfig }:
 
 stdenv.mkDerivation rec {
   pname = "soqt";
-  version = "1.6.0";
+  version = "2020-12-05-unstable";
 
-  src = fetchurl {
-    url = "https://github.com/coin3d/soqt/releases/download/SoQt-${version}/soqt-${version}-src.tar.gz";
-    sha256 = "07qfljy286vb7y1p93205zn9sp1lpn0rcrqm5010gj87kzsmllwz";
+  src = fetchFromGitHub {
+    owner = "coin3d";
+    repo = "soqt";
+    # rev = "SoQt-${version}";
+    rev = "fb8f655632bb9c9c60e0ff9fa69a5ba22d3ff99d";
+    sha256 = "sha256-YoBq8P3Tag2Sepqxf/qIcJDBhH/gladBmDUj78aacZs=";
+    fetchSubmodules = true;
   };
 
   buildInputs = [ coin3d qtbase ];
diff --git a/pkgs/development/ocaml-modules/alcotest/default.nix b/pkgs/development/ocaml-modules/alcotest/default.nix
index 3ebf0f3ed6bd..94626f3c1798 100644
--- a/pkgs/development/ocaml-modules/alcotest/default.nix
+++ b/pkgs/development/ocaml-modules/alcotest/default.nix
@@ -1,17 +1,21 @@
 { lib, buildDunePackage, fetchurl
-, astring, cmdliner, fmt, uuidm, re, stdlib-shims
+, astring, cmdliner, fmt, uuidm, re, stdlib-shims, uutf
 }:
 
 buildDunePackage rec {
   pname = "alcotest";
-  version = "1.0.1";
+  version = "1.2.3";
+
+  useDune2 = true;
 
   src = fetchurl {
-    url = "https://github.com/mirage/alcotest/releases/download/${version}/alcotest-${version}.tbz";
-    sha256 = "1xlklxb83gamqbg8j5dzm5jk4mvcwkspxajh93p6vpw9ia1li1qc";
+    url = "https://github.com/mirage/alcotest/releases/download/${version}/alcotest-mirage-${version}.tbz";
+    sha256 = "1bmjcivbmd4vib15v4chycgd1gl8js9dk94vzxkdg06zxqd4hp08";
   };
 
-  propagatedBuildInputs = [ astring cmdliner fmt uuidm re stdlib-shims ];
+  propagatedBuildInputs = [ astring cmdliner fmt uuidm re stdlib-shims uutf ];
+
+  doCheck = true;
 
   meta = with lib; {
     homepage = "https://github.com/mirage/alcotest";
diff --git a/pkgs/development/ocaml-modules/alcotest/lwt.nix b/pkgs/development/ocaml-modules/alcotest/lwt.nix
index f005421a6fc8..82efbe91a069 100644
--- a/pkgs/development/ocaml-modules/alcotest/lwt.nix
+++ b/pkgs/development/ocaml-modules/alcotest/lwt.nix
@@ -3,7 +3,7 @@
 buildDunePackage {
   pname = "alcotest-lwt";
 
-  inherit (alcotest) version src;
+  inherit (alcotest) version src useDune2;
 
   propagatedBuildInputs = [ alcotest logs ocaml_lwt ];
 
diff --git a/pkgs/development/ocaml-modules/domain-name/default.nix b/pkgs/development/ocaml-modules/domain-name/default.nix
index cb0105ff46fa..a34c06aa8ee1 100644
--- a/pkgs/development/ocaml-modules/domain-name/default.nix
+++ b/pkgs/development/ocaml-modules/domain-name/default.nix
@@ -7,6 +7,8 @@ buildDunePackage rec {
   pname = "domain-name";
   version = "0.3.0";
 
+  useDune2 = true;
+
   src = fetchurl {
     url = "https://github.com/hannesm/domain-name/releases/download/v${version}/domain-name-v${version}.tbz";
     sha256 = "12kc9p2a2fi1ipc2hyhbzivxpph3npglxwdgvhd6v20rqqdyvnad";
@@ -14,7 +16,7 @@ buildDunePackage rec {
 
   minimumOCamlVersion = "4.03";
 
-  buildInputs = [ alcotest ];
+  checkInputs = [ alcotest ];
 
   propagatedBuildInputs = [ astring fmt ];
 
diff --git a/pkgs/development/ocaml-modules/duration/default.nix b/pkgs/development/ocaml-modules/duration/default.nix
index 7b3c1c65fc80..a547a919c31d 100644
--- a/pkgs/development/ocaml-modules/duration/default.nix
+++ b/pkgs/development/ocaml-modules/duration/default.nix
@@ -1,16 +1,18 @@
-{ lib, buildDunePackage, fetchurl, alcotest }:
+{ lib, buildDunePackage, ocaml, fetchurl, alcotest }:
 
 buildDunePackage rec {
   pname = "duration";
   version = "0.1.3";
 
+  useDune2 = true;
+
   src = fetchurl {
     url = "https://github.com/hannesm/duration/releases/download/${version}/duration-${version}.tbz";
     sha256 = "0m9r0ayhpl98g9vdxrbjdcllns274jilic5v8xj1x7dphw21p95h";
   };
 
-  doCheck = true;
-  checkInputs = lib.optional doCheck alcotest;
+  doCheck = lib.versionAtLeast ocaml.version "4.05";
+  checkInputs = [ alcotest ];
 
   meta = {
     homepage = "https://github.com/hannesm/duration";
diff --git a/pkgs/development/ocaml-modules/gmap/default.nix b/pkgs/development/ocaml-modules/gmap/default.nix
index 2585dfcaa968..407919f91bc3 100644
--- a/pkgs/development/ocaml-modules/gmap/default.nix
+++ b/pkgs/development/ocaml-modules/gmap/default.nix
@@ -1,9 +1,11 @@
-{ lib, buildDunePackage, fetchurl, alcotest }:
+{ lib, buildDunePackage, ocaml, fetchurl, alcotest }:
 
 buildDunePackage rec {
   pname = "gmap";
   version = "0.3.0";
 
+  useDune2 = true;
+
   src = fetchurl {
     url = "https://github.com/hannesm/gmap/releases/download/${version}/gmap-${version}.tbz";
     sha256 = "073wa0lrb0jj706j87cwzf1a8d1ff14100mnrjs8z3xc4ri9xp84";
@@ -11,9 +13,9 @@ buildDunePackage rec {
 
   minimumOCamlVersion = "4.03";
 
-  buildInputs = [ alcotest ];
+  checkInputs = [ alcotest ];
 
-  doCheck = true;
+  doCheck = lib.versionAtLeast ocaml.version "4.05";
 
   meta = {
     description = "Heterogenous maps over a GADT";
diff --git a/pkgs/development/ocaml-modules/graphql/default.nix b/pkgs/development/ocaml-modules/graphql/default.nix
index 22b7bf35f8e1..f3adfdc87a9d 100644
--- a/pkgs/development/ocaml-modules/graphql/default.nix
+++ b/pkgs/development/ocaml-modules/graphql/default.nix
@@ -1,13 +1,13 @@
-{ lib, buildDunePackage, alcotest, graphql_parser, rresult, yojson }:
+{ buildDunePackage, alcotest, graphql_parser, rresult, yojson }:
 
 buildDunePackage rec {
   pname = "graphql";
 
-  inherit (graphql_parser) version src;
+  inherit (graphql_parser) version useDune2 src;
 
   propagatedBuildInputs = [ graphql_parser rresult yojson ];
 
-  checkInputs = lib.optional doCheck alcotest;
+  checkInputs = [ alcotest ];
 
   doCheck = true;
 
diff --git a/pkgs/development/ocaml-modules/graphql/lwt.nix b/pkgs/development/ocaml-modules/graphql/lwt.nix
index 37d75f9e22ea..187856da0d61 100644
--- a/pkgs/development/ocaml-modules/graphql/lwt.nix
+++ b/pkgs/development/ocaml-modules/graphql/lwt.nix
@@ -1,13 +1,13 @@
-{ lib, buildDunePackage, alcotest, graphql, ocaml_lwt }:
+{ buildDunePackage, alcotest, graphql, ocaml_lwt }:
 
 buildDunePackage rec {
   pname = "graphql-lwt";
 
-  inherit (graphql) version src;
+  inherit (graphql) version useDune2 src;
 
   propagatedBuildInputs = [ graphql ocaml_lwt ];
 
-  checkInputs = lib.optional doCheck alcotest;
+  checkInputs = [ alcotest ];
 
   doCheck = true;
 
diff --git a/pkgs/development/ocaml-modules/graphql/parser.nix b/pkgs/development/ocaml-modules/graphql/parser.nix
index 4172ccd8d043..62f8ca1ef129 100644
--- a/pkgs/development/ocaml-modules/graphql/parser.nix
+++ b/pkgs/development/ocaml-modules/graphql/parser.nix
@@ -4,6 +4,8 @@ buildDunePackage rec {
   pname = "graphql_parser";
   version = "0.13.0";
 
+  useDune2 = true;
+
   minimumOCamlVersion = "4.03";
 
   src = fetchurl {
@@ -14,7 +16,7 @@ buildDunePackage rec {
   nativeBuildInputs = [ menhir ];
   propagatedBuildInputs = [ fmt re ];
 
-  checkInputs = lib.optional doCheck alcotest;
+  checkInputs = [ alcotest ];
 
   doCheck = true;
 
diff --git a/pkgs/development/ocaml-modules/mirage-time/default.nix b/pkgs/development/ocaml-modules/mirage-time/default.nix
index b98fd3b6279c..2e91bda61d6b 100644
--- a/pkgs/development/ocaml-modules/mirage-time/default.nix
+++ b/pkgs/development/ocaml-modules/mirage-time/default.nix
@@ -6,6 +6,8 @@ buildDunePackage rec {
   pname = "mirage-time";
   version = "2.0.1";
 
+  useDune2 = true;
+
   src = fetchurl {
     url = "https://github.com/mirage/mirage-time/releases/download/v${version}/mirage-time-v${version}.tbz";
     sha256 = "1w6mm4g7fc19cs0ncs0s9fsnb1k1s04qqzs9bsqvq8ngsb90cbh0";
diff --git a/pkgs/development/ocaml-modules/mirage-time/unix.nix b/pkgs/development/ocaml-modules/mirage-time/unix.nix
index da5326bc0751..c19ca30fe024 100644
--- a/pkgs/development/ocaml-modules/mirage-time/unix.nix
+++ b/pkgs/development/ocaml-modules/mirage-time/unix.nix
@@ -3,7 +3,7 @@
 buildDunePackage {
   pname = "mirage-time-unix";
 
-  inherit (mirage-time) src version minimumOCamlVersion;
+  inherit (mirage-time) src useDune2 version minimumOCamlVersion;
 
   propagatedBuildInputs = [ mirage-time ocaml_lwt duration ];
 
diff --git a/pkgs/development/ocaml-modules/ocplib-json-typed/bson.nix b/pkgs/development/ocaml-modules/ocplib-json-typed/bson.nix
index 350c31a3819d..f95a25d25f2e 100644
--- a/pkgs/development/ocaml-modules/ocplib-json-typed/bson.nix
+++ b/pkgs/development/ocaml-modules/ocplib-json-typed/bson.nix
@@ -2,7 +2,7 @@
 
 buildDunePackage {
   pname = "ocplib-json-typed-bson";
-  inherit (ocplib-json-typed) version src;
+  inherit (ocplib-json-typed) version useDune2 src;
 
   propagatedBuildInputs = [ ocplib-json-typed ocplib-endian ];
 
diff --git a/pkgs/development/ocaml-modules/ocplib-json-typed/default.nix b/pkgs/development/ocaml-modules/ocplib-json-typed/default.nix
index 6a1b906d7f2b..6a3de6292d8c 100644
--- a/pkgs/development/ocaml-modules/ocplib-json-typed/default.nix
+++ b/pkgs/development/ocaml-modules/ocplib-json-typed/default.nix
@@ -3,6 +3,7 @@
 buildDunePackage rec {
 	pname = "ocplib-json-typed";
 	version = "0.7.1";
+	useDune2 = true;
 	src = fetchFromGitHub {
 		owner = "OCamlPro";
 		repo = "ocplib-json-typed";
diff --git a/pkgs/development/ocaml-modules/tls/default.nix b/pkgs/development/ocaml-modules/tls/default.nix
index 5aa3ecb0bf17..2ee01ed82194 100644
--- a/pkgs/development/ocaml-modules/tls/default.nix
+++ b/pkgs/development/ocaml-modules/tls/default.nix
@@ -6,12 +6,12 @@
 buildDunePackage rec {
   minimumOCamlVersion = "4.08";
 
-  version = "0.12.7";
+  version = "0.12.8";
   pname = "tls";
 
   src = fetchurl {
     url = "https://github.com/mirleft/ocaml-tls/releases/download/v${version}/tls-v${version}.tbz";
-    sha256 = "1c7hmcpcxn1bfa9cavqzriv7py2q7xfbdpb7kh1kb3j1qjap17dc";
+    sha256 = "0sgppvfnamfnsglw1cl801i1xqkxbs33g40kwmmqj2vqjcarm26a";
   };
 
   useDune2 = true;
diff --git a/pkgs/development/ocaml-modules/uri/default.nix b/pkgs/development/ocaml-modules/uri/default.nix
index 6a7c03b9bb6b..7933b3bd8d42 100644
--- a/pkgs/development/ocaml-modules/uri/default.nix
+++ b/pkgs/development/ocaml-modules/uri/default.nix
@@ -1,19 +1,21 @@
 { lib, fetchurl, buildDunePackage, ounit
-, re, stringext
+, angstrom, stringext
 }:
 
 buildDunePackage rec {
   minimumOCamlVersion = "4.03";
   pname = "uri";
-  version = "3.1.0";
+  version = "4.0.0";
+
+  useDune2 = true;
 
   src = fetchurl {
     url = "https://github.com/mirage/ocaml-${pname}/releases/download/v${version}/${pname}-v${version}.tbz";
-    sha256 = "0hxc2mshmqxz2qmjya47dzf858s6lsf3xvqswpzprkvhv0zq4ln4";
+    sha256 = "13r9nkgym9z3dqxkyf0yyaqlrk5r3pjdw0kfzvrc90bmhwl9j380";
   };
 
-  buildInputs = [ ounit ];
-  propagatedBuildInputs = [ re stringext ];
+  checkInputs = [ ounit ];
+  propagatedBuildInputs = [ angstrom stringext ];
   doCheck = true;
 
   meta = {
diff --git a/pkgs/development/ocaml-modules/uri/sexp.nix b/pkgs/development/ocaml-modules/uri/sexp.nix
index c6f979e5a3e7..83be70c36497 100644
--- a/pkgs/development/ocaml-modules/uri/sexp.nix
+++ b/pkgs/development/ocaml-modules/uri/sexp.nix
@@ -6,8 +6,9 @@ else
 
 buildDunePackage {
   pname = "uri-sexp";
-  inherit (uri) version src doCheck meta;
+  inherit (uri) version useDune2 src meta;
 
-  buildInputs = [ ounit ];
+  checkInputs = [ ounit ];
   propagatedBuildInputs = [ ppx_sexp_conv sexplib0 uri ];
+  doCheck = lib.versionAtLeast ocaml.version "4.08";
 }
diff --git a/pkgs/development/python-modules/boto3/default.nix b/pkgs/development/python-modules/boto3/default.nix
index 889d829bee99..1688882e57e1 100644
--- a/pkgs/development/python-modules/boto3/default.nix
+++ b/pkgs/development/python-modules/boto3/default.nix
@@ -13,11 +13,11 @@
 
 buildPythonPackage rec {
   pname =  "boto3";
-  version = "1.16.25"; # N.B: if you change this, change botocore too
+  version = "1.16.31"; # N.B: if you change this, change botocore too
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "05qxcfis4rnkjxh8wyks3gcpg14cshpd2rrhb1adxd0hpq5aprhk";
+    sha256 = "0c9q7njargrhxcl99mdc7xbb29imp8kpyg3d0vwq2crlzxln8y49";
   };
 
   propagatedBuildInputs = [ botocore jmespath s3transfer ] ++ lib.optionals (!isPy3k) [ futures ];
diff --git a/pkgs/development/python-modules/botocore/default.nix b/pkgs/development/python-modules/botocore/default.nix
index 35d8113e831c..add0f54e29d8 100644
--- a/pkgs/development/python-modules/botocore/default.nix
+++ b/pkgs/development/python-modules/botocore/default.nix
@@ -12,11 +12,11 @@
 
 buildPythonPackage rec {
   pname = "botocore";
-  version = "1.19.25"; # N.B: if you change this, change boto3 and awscli to a matching version
+  version = "1.19.31"; # N.B: if you change this, change boto3 and awscli to a matching version
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "15hd5f2ars1hd3y2gh846fd0ydcgyjmkvncr6rdn4whbb5wkkbyc";
+    sha256 = "0z8pmkr7j2w90qpd25wv0j1z4kqx90j6ch8c8irlyj84wx61skk2";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/nix-prefetch-github/default.nix b/pkgs/development/python-modules/nix-prefetch-github/default.nix
index d7f203aa4d8d..d4817480e57c 100644
--- a/pkgs/development/python-modules/nix-prefetch-github/default.nix
+++ b/pkgs/development/python-modules/nix-prefetch-github/default.nix
@@ -1,41 +1,38 @@
-{ fetchPypi
+{ fetchFromGitHub
 , lib
 , buildPythonPackage
-, pythonOlder
 , attrs
 , click
 , effect
-, jinja2
 , git
 , pytestCheckHook
 , pytestcov
-, pytest-isort
+, pythonOlder
 }:
 
 buildPythonPackage rec {
   pname = "nix-prefetch-github";
-  version = "4.0.2";
+  version = "4.0.3";
 
-  src = fetchPypi {
-    inherit pname version;
-    sha256 = "ZdaWIkpJk8AvTZmA76VMTXeOUTrWLe+W3vh/e0zwWB4=";
+  disabled = pythonOlder "3.7";
+
+  src = fetchFromGitHub {
+    owner = "seppeljordan";
+    repo = "nix-prefetch-github";
+    rev = "v${version}";
+    sha256 = "CLcmwobPrL6NiI/nw+/Dwho/r15owV16Jmt5OcfFqvo=";
   };
 
   propagatedBuildInputs = [
     attrs
     click
     effect
-    jinja2
   ];
 
-  checkInputs = [ pytestCheckHook pytestcov pytest-isort git ];
-  checkPhase = ''
-    pytest -m 'not network'
-  '';
+  checkInputs = [ pytestCheckHook pytestcov git ];
 
-  # latest version of isort will cause tests to fail
   # ignore tests which are impure
-  disabledTests = [ "isort" "life" "outputs" "fetch_submodules" ];
+  disabledTests = [ "network" "requires_nix_build" ];
 
   meta = with lib; {
     description = "Prefetch sources from github";
diff --git a/pkgs/misc/vim-plugins/generated.nix b/pkgs/misc/vim-plugins/generated.nix
index c0ceab508bef..86098cce5f12 100644
--- a/pkgs/misc/vim-plugins/generated.nix
+++ b/pkgs/misc/vim-plugins/generated.nix
@@ -1942,6 +1942,18 @@ let
     meta.homepage = "https://github.com/leanprover/lean.vim/";
   };
 
+  lens-vim = buildVimPluginFrom2Nix {
+    pname = "lens-vim";
+    version = "2020-04-24";
+    src = fetchFromGitHub {
+      owner = "camspiers";
+      repo = "lens.vim";
+      rev = "868b195be3cc3000d1d3f875ee0a52a11972e5b9";
+      sha256 = "0qpx84k52pz29rx6q0zh3qq4g3a1gyvyfcipx3kaw4lxlld6agd5";
+    };
+    meta.homepage = "https://github.com/camspiers/lens.vim/";
+  };
+
   lessspace-vim = buildVimPluginFrom2Nix {
     pname = "lessspace-vim";
     version = "2019-09-12";
diff --git a/pkgs/misc/vim-plugins/overrides.nix b/pkgs/misc/vim-plugins/overrides.nix
index 379b0babae8e..b1846276276b 100644
--- a/pkgs/misc/vim-plugins/overrides.nix
+++ b/pkgs/misc/vim-plugins/overrides.nix
@@ -461,6 +461,18 @@ self: super: {
     ];
   });
 
+  lens-vim = super.lens-vim.overrideAttrs(old: {
+    # remove duplicate g:lens#animate in doc/lens.txt
+    # https://github.com/NixOS/nixpkgs/pull/105810#issuecomment-740007985
+    # https://github.com/camspiers/lens.vim/pull/40/files
+    patches = [
+      (substituteAll {
+        src = ./patches/lens-vim/remove_duplicate_g_lens_animate.patch;
+        inherit languagetool;
+      })
+    ];
+  });
+
   vim-hier = super.vim-hier.overrideAttrs(old: {
     buildInputs = [ vim ];
   });
diff --git a/pkgs/misc/vim-plugins/patches/lens-vim/remove_duplicate_g_lens_animate.patch b/pkgs/misc/vim-plugins/patches/lens-vim/remove_duplicate_g_lens_animate.patch
new file mode 100644
index 000000000000..1cd232654c88
--- /dev/null
+++ b/pkgs/misc/vim-plugins/patches/lens-vim/remove_duplicate_g_lens_animate.patch
@@ -0,0 +1,12 @@
+diff --git a/doc/lens.txt b/doc/lens.txt
+index 60943ce..2fe43dc 100644
+--- a/doc/lens.txt
++++ b/doc/lens.txt
+@@ -76,7 +76,6 @@ g:lens#disabled_filenames
+ 
+              Default value is [].
+                                                               *g:lens#animate*
+-                                                              *g:lens#animate*
+ g:lens#animate
+              If value is 1 and animate.vim is installed, the window resize
+              will be animated.
diff --git a/pkgs/misc/vim-plugins/vim-plugin-names b/pkgs/misc/vim-plugins/vim-plugin-names
index 2a5074f56197..94ffa17d1112 100644
--- a/pkgs/misc/vim-plugins/vim-plugin-names
+++ b/pkgs/misc/vim-plugins/vim-plugin-names
@@ -38,6 +38,7 @@ brennanfee/vim-gui-position
 bronson/vim-trailing-whitespace
 brooth/far.vim
 buoto/gotests-vim
+camspiers/lens.vim
 carlitux/deoplete-ternjs
 ccarpita/rtorrent-syntax-file
 cespare/vim-toml
diff --git a/pkgs/servers/pulseaudio/hsphfpd.nix b/pkgs/servers/pulseaudio/hsphfpd.nix
index dd2f5f07a2f0..9a235434ce32 100644
--- a/pkgs/servers/pulseaudio/hsphfpd.nix
+++ b/pkgs/servers/pulseaudio/hsphfpd.nix
@@ -5,13 +5,13 @@ let
 in
 stdenv.mkDerivation {
   pname = "hsphfpd";
-  version = "2020-11-27";
+  version = "2020-12-05";
 
   src = fetchFromGitHub {
     owner = "pali";
     repo = "hsphfpd-prototype";
-    rev = "58ffbf8f1b457e46801039d572cd344472828714";
-    sha256 = "1hyg3cz6s58k6a7a3hcbs6wfk14cflnikd9psi7sirq6cn1z0ggb";
+    rev = "d294d064879591e9570ca3f444fa3eee2f269df8";
+    sha256 = "0pm5rbsfrm04hnifzdmsyz17rjk8h9h6d19jaikjc5y36z03xf1c";
   };
 
   nativeBuildInputs = [ makeWrapper ];
diff --git a/pkgs/tools/admin/awscli/default.nix b/pkgs/tools/admin/awscli/default.nix
index 8bf242561b1c..2a8d5ab5e72b 100644
--- a/pkgs/tools/admin/awscli/default.nix
+++ b/pkgs/tools/admin/awscli/default.nix
@@ -28,11 +28,11 @@ let
 
 in with py.pkgs; buildPythonApplication rec {
   pname = "awscli";
-  version = "1.18.185"; # N.B: if you change this, change botocore to a matching version too
+  version = "1.18.191"; # N.B: if you change this, change botocore to a matching version too
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "0yf8dmjgiib5s4dimc1896zxrrj0sl5kzrp7x8spm6xkcvwb02l1";
+    sha256 = "1zsb9w0bpbwq093ydbh4b5r3287b5l9mrdx549vsv0rspmkr0d7c";
   };
 
   postPatch = ''
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 9cadee3814c8..7c236925eeb3 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -10143,11 +10143,10 @@ in
   sbcl_2_0_9 = callPackage ../development/compilers/sbcl/2.0.9.nix {};
   sbcl = callPackage ../development/compilers/sbcl {};
 
-  inherit (callPackage ../development/compilers/scala/2.x.nix { jre = jre8; })
-    scala_2_10
-    scala_2_11
-    scala_2_12
-    scala_2_13;
+  scala_2_10 = callPackage ../development/compilers/scala/2.x.nix { majorVersion = "2.10"; jre = jdk8; };
+  scala_2_11 = callPackage ../development/compilers/scala/2.x.nix { majorVersion = "2.11"; jre = jdk8; };
+  scala_2_12 = callPackage ../development/compilers/scala/2.x.nix { majorVersion = "2.12"; jre = jdk8; };
+  scala_2_13 = callPackage ../development/compilers/scala/2.x.nix { majorVersion = "2.13"; jre = jdk8; };
 
   scala = scala_2_13;
 
@@ -12406,10 +12405,7 @@ in
     inherit (llvmPackages_6) llvm clang-unwrapped;
   };
 
-  belle-sip = callPackage ../development/libraries/belle-sip {
-    stdenv = gcc8Stdenv;
-    jre = jre8; # TODO: remove override https://github.com/NixOS/nixpkgs/pull/89731
-  };
+  belle-sip = callPackage ../development/libraries/belle-sip { };
 
   libbfd = callPackage ../development/libraries/libbfd { };
 
@@ -14950,6 +14946,8 @@ in
 
   minizip = callPackage ../development/libraries/minizip { };
 
+  minizip2 = callPackage ../development/libraries/minizip2 { };
+
   mkvtoolnix = libsForQt5.callPackage ../applications/video/mkvtoolnix { };
 
   mkvtoolnix-cli = callPackage ../applications/video/mkvtoolnix {
@@ -22888,6 +22886,8 @@ in
     geoip = geoipWithDatabase;
   };
 
+  nice-dcv-client = callPackage ../applications/networking/remote/nice-dcv-client { };
+
   nixos-shell = callPackage ../tools/virtualization/nixos-shell {};
 
   noaa-apt = callPackage ../applications/radio/noaa-apt { };