diff --git a/pkgs/development/compilers/go/gox.nix b/pkgs/development/compilers/go/gox.nix
new file mode 100644
index 000000000000..705cb6e5c28f
--- /dev/null
+++ b/pkgs/development/compilers/go/gox.nix
@@ -0,0 +1,54 @@
+{ stdenv, lib, go, fetchFromGitHub }:
+
+let
+  goDeps = [
+    {
+      root = "github.com/mitchellh/gox";
+      src = fetchFromGitHub {
+        owner = "mitchellh";
+        repo = "gox";
+        rev = "c7329055e2aeb253a947e5cc876586ff4ca19199";
+        sha256 = "0zhb88jjxqn3sdc4bpzvajqvgi9igp5gk03q12gaksaxhy2wl4jy";
+      };
+    }
+    {
+      root = "github.com/mitchellh/iochan";
+      src = fetchFromGitHub {
+        owner = "mitchellh";
+        repo = "iochan";
+        rev = "b584a329b193e206025682ae6c10cdbe03b0cd77";
+        sha256 = "1fcwdhfci41ibpng2j4c1bqfng578cwzb3c00yw1lnbwwhaq9r6b";
+      };
+    }
+  ];
+  sources = stdenv.mkDerivation rec {
+    name = "go-deps";
+    buildCommand =
+      lib.concatStrings
+        (map (dep: ''
+                mkdir -p $out/src/`dirname ${dep.root}`
+                ln -s ${dep.src} $out/src/${dep.root}
+              '') goDeps);
+  };
+in
+
+stdenv.mkDerivation rec {
+  name = "gox";
+
+  src = sources;
+
+  propagatedBuildInputs = [ go ];
+
+  installPhase = ''
+    ensureDir $out/bin
+    export GOPATH=$src
+    go build -v -o $out/bin/gox github.com/mitchellh/gox
+  '';
+
+  meta = with lib; {
+    description = "A simple, no-frills tool for Go cross compilation that behaves a lot like standard go build";
+    homepage    = https://github.com/mitchellh/gox;
+    maintainers = with maintainers; [ cstrahan ];
+    platforms   = platforms.unix;
+  };
+}
diff --git a/pkgs/development/tools/packer/default.nix b/pkgs/development/tools/packer/default.nix
new file mode 100644
index 000000000000..5cea753dd9c3
--- /dev/null
+++ b/pkgs/development/tools/packer/default.nix
@@ -0,0 +1,35 @@
+{ stdenv, lib, gox, fetchgit, fetchhg, fetchbzr, fetchFromGitHub }:
+
+stdenv.mkDerivation rec {
+  name = "packer-0.6.0";
+
+  src = import ./deps.nix {
+    inherit stdenv lib fetchgit fetchhg fetchbzr fetchFromGitHub;
+  };
+
+  buildInputs = [ gox ];
+
+  installPhase = ''
+    export GOPATH=$src
+    XC_ARCH=$(go env GOARCH)
+    XC_OS=$(go env GOOS)
+
+    ensureDir $out/bin
+
+    cd $src/src/github.com/mitchellh/packer
+    gox \
+        -os="''${XC_OS}" \
+        -arch="''${XC_ARCH}" \
+        -output "$out/bin/packer-{{.Dir}}" \
+        ./...
+    mv $out/bin/packer{*packer*,}
+  '';
+
+  meta = with stdenv.lib; {
+    description = "A tool for creating identical machine images for multiple platforms from a single source configuration";
+    homepage    = "http://www.packer.io";
+    license     = licenses.mpl20;
+    maintainers = with maintainers; [ cstrahan ];
+    platforms   = platforms.unix;
+  };
+}
diff --git a/pkgs/development/tools/packer/deps.nix b/pkgs/development/tools/packer/deps.nix
new file mode 100644
index 000000000000..4c8a376991aa
--- /dev/null
+++ b/pkgs/development/tools/packer/deps.nix
@@ -0,0 +1,307 @@
+{ stdenv, lib, fetchgit, fetchhg, fetchbzr, fetchFromGitHub }:
+
+let
+  goDeps = [
+    {
+      root = "github.com/mitchellh/packer";
+      src = fetchFromGitHub {
+        owner = "mitchellh";
+        repo = "packer";
+        rev = "12e28f257f66299e3bb13a053bf06ccd236e7efd";
+        sha256 = "1r5j864kr7lx137c23kk5s82znk11hsrgq98zfz5r8sbzq1xpbzw";
+      };
+    }
+    {
+      root = "code.google.com/p/go.crypto";
+      src = fetchhg {
+        url = "http://code.google.com/p/go.crypto";
+        tag = "199";
+        sha256 = "0ibrpc6kknzl6a2g2fkxn03mvrd635lcnvf4a9rk1dfrpjbpcixh";
+      };
+    }
+    {
+      root = "code.google.com/p/goauth2";
+      src = fetchhg {
+        url = "http://code.google.com/p/goauth2";
+        tag = "67";
+        sha256 = "053vajj8hd9869by7z9qfgzn84h6avpcjvyxcyw5jml8dsln4bah";
+      };
+    }
+    {
+      root = "code.google.com/p/google-api-go-client";
+      src = fetchhg {
+        url = "http://code.google.com/p/google-api-go-client";
+        tag = "111";
+        sha256 = "1ib8i1c2mb86lkrr5w7bgwb70gkqmp860wa3h1j8080gxdx3yy16";
+      };
+    }
+    {
+      root = "code.google.com/p/gosshold";
+      src = fetchhg {
+        url = "http://code.google.com/p/gosshold";
+        tag = "2";
+        sha256 = "1ljl8pcxxfz5rv89b2ajd31gxxzifl57kzpksvdhyjdxh98gkvg8";
+      };
+    }
+    {
+      root = "github.com/ActiveState/tail";
+      src = fetchFromGitHub {
+        owner = "ActiveState";
+        repo = "tail";
+        rev = "8dcd1ad3e57aa8ce5614a837cbbdb21945fbb55a";
+        sha256 = "1jxj576dd7mawawwg5nzwf6k7sks0r3lp2x8f6kxaps50n3k1wiz";
+      };
+    }
+    {
+      root = "github.com/howeyc/fsnotify";
+      src = fetchFromGitHub {
+        owner = "howeyc";
+        repo = "fsnotify";
+        rev = "441bbc86b167f3c1f4786afae9931403b99fdacf";
+        sha256 = "1v5vrwhmidxjj6sppinyizf85v60zrmn7i6c9xk0pvx6k0kw2mr2";
+      };
+    }
+    {
+      root = "launchpad.net/tomb";
+      src = fetchbzr {
+        url = "https://launchpad.net/tomb";
+        revision = "17";
+        sha256 = "1cjw0sr9hald1darq6n8akfpkzcgrk3mcq59hga3ibf2lrg35ha0";
+      };
+    }
+    {
+      root = "github.com/going/toolkit";
+      src = fetchFromGitHub {
+        owner = "going";
+        repo = "toolkit";
+        rev = "6185c1893604d52d36a97dd6bb1247ace93a9b80";
+        sha256 = "1kzy5yppalcidsmv5yxmr6lpqplqj07kdqpn77fdp6fbb0y0sg11";
+      };
+    }
+    {
+      root = "code.google.com/p/goprotobuf";
+      src = fetchhg {
+        url = "http://code.google.com/p/goprotobuf";
+        tag = "246";
+        sha256 = "0k4wcv1dnkwcp0gdrajj6kr25f1lg4lgpbi0h5v9l9n7sdwzplf4";
+      };
+    }
+    {
+      root = "github.com/bmizerany/assert";
+      src = fetchFromGitHub {
+        owner = "bmizerany";
+        repo = "assert";
+        rev = "e17e99893cb6509f428e1728281c2ad60a6b31e3";
+        sha256 = "1lfrvqqmb09y6pcr76yjv4r84cshkd4s7fpmiy7268kfi2cvqnpc";
+      };
+    }
+    {
+      root = "github.com/kr/pretty";
+      src = fetchFromGitHub {
+        owner = "kr";
+        repo = "pretty";
+        rev = "bc9499caa0f45ee5edb2f0209fbd61fbf3d9018f";
+        sha256 = "1m61y592qsnwsqn76v54mm6h2pcvh4wlzbzscc1ag645x0j33vvl";
+      };
+    }
+    {
+      root = "github.com/kr/text";
+      src = fetchFromGitHub {
+        owner = "kr";
+        repo = "text";
+        rev = "6807e777504f54ad073ecef66747de158294b639";
+        sha256 = "1wkszsg08zar3wgspl9sc8bdsngiwdqmg3ws4y0bh02sjx5a4698";
+      };
+    }
+    {
+      root = "github.com/kr/pty";
+      src = fetchFromGitHub {
+        owner = "kr";
+        repo = "pty";
+        rev = "67e2db24c831afa6c64fc17b4a143390674365ef";
+        sha256 = "1l3z3wbb112ar9br44m8g838z0pq2gfxcp5s3ka0xvm1hjvanw2d";
+      };
+    }
+    {
+      root = "github.com/xiocode/toolkit";
+      src = fetchFromGitHub {
+        owner = "xiocode";
+        repo = "toolkit";
+        rev = "352fd7c6700074a81056cdfc9e82b3e8c5681ac5";
+        sha256 = "0p33zh57xpxyk2wyp9xahdxyrkq48ysihpr0n9kj713q0dh7x4a3";
+      };
+    }
+    {
+      root = "launchpad.net/gocheck";
+      src = fetchbzr {
+        url = "https://launchpad.net/gocheck";
+        revision = "87";
+        sha256 = "1y9fa2mv61if51gpik9isls48idsdz87zkm1p3my7swjdix7fcl0";
+      };
+    }
+    {
+      root = "github.com/hashicorp/go-version";
+      src = fetchFromGitHub {
+        owner = "hashicorp";
+        repo = "go-version";
+        rev = "bb92dddfa9792e738a631f04ada52858a139bcf7";
+        sha256 = "0fl5a6j6nk1xsxwjdpa24a24fxvgnvm3jjlgpyrnmbdn380zil3m";
+      };
+    }
+    {
+      root = "github.com/mitchellh/go-fs";
+      src = fetchFromGitHub {
+        owner = "mitchellh";
+        repo = "go-fs";
+        rev = "faaa223588dd7005e49bf66fa2d19e35c8c4d761";
+        sha256 = "19jsvy35g14f18ckymzxasy0zfd6n99zlqg6grpj1yqdfxfvqn9b";
+      };
+    }
+    {
+      root = "github.com/mitchellh/go-vnc";
+      src = fetchFromGitHub {
+        owner = "mitchellh";
+        repo = "go-vnc";
+        rev = "fc93dd80f5da4ccde0a9d97f0c73e56e04e0cf72";
+        sha256 = "03rwsp1frvfx6c7yxr711lq7jdgsr1gcwg14jw26xvbzzxwjvnsf";
+      };
+    }
+    {
+      root = "github.com/mitchellh/goamz";
+      src = fetchFromGitHub {
+        owner = "mitchellh";
+        repo = "goamz";
+        rev = "c3ff5f734c89f1ea1f290c6aadbbceeeb19a623c";
+        sha256 = "1nyi1p5yh21r161icnwkcgmj2y38b4m1jis47vvjbqinrp45w1gq";
+      };
+    }
+    {
+      root = "github.com/motain/gocheck";
+      src = fetchFromGitHub {
+        owner = "motain";
+        repo = "gocheck";
+        rev = "9beb271d26e640863a5bf4a3c5ea40ccdd466b84";
+        sha256 = "07arpwfdb51b5f7kzqnm5s5ndfmxv5j793hpn30nbdcya46diwjd";
+      };
+    }
+    {
+      root = "github.com/mitchellh/iochan";
+      src = fetchFromGitHub {
+        owner = "mitchellh";
+        repo = "iochan";
+        rev = "b584a329b193e206025682ae6c10cdbe03b0cd77";
+        sha256 = "1fcwdhfci41ibpng2j4c1bqfng578cwzb3c00yw1lnbwwhaq9r6b";
+      };
+    }
+    {
+      root = "github.com/mitchellh/mapstructure";
+      src = fetchFromGitHub {
+        owner = "mitchellh";
+        repo = "mapstructure";
+        rev = "743fcf103ac7cdbc159e540d9d0e3a7889b87d68";
+        sha256 = "1qqxsnxabd7c04n0ip1wmpr2g913qchqrbmblq0shrf5p1hnszgn";
+      };
+    }
+    {
+      root = "github.com/mitchellh/multistep";
+      src = fetchFromGitHub {
+        owner = "mitchellh";
+        repo = "multistep";
+        rev = "162146fc57112954184d90266f4733e900ed05a5";
+        sha256 = "0ydhbxziy9204qr43pjdh88y2jg34g2mhzdapjyfpf8a1rin6dn3";
+      };
+    }
+    {
+      root = "github.com/mitchellh/osext";
+      src = fetchFromGitHub {
+        owner = "mitchellh";
+        repo = "osext";
+        rev = "0dd3f918b21bec95ace9dc86c7e70266cfc5c702";
+        sha256 = "02pczqml6p1mnfdrygm3rs02g0r65qx8v1bi3x24dx8wv9dr5y23";
+      };
+    }
+    {
+      root = "github.com/mitchellh/panicwrap";
+      src = fetchFromGitHub {
+        owner = "mitchellh";
+        repo = "panicwrap";
+        rev = "1aedff2aaa8b8ff7f65ab58e94ef9f593e2e3bf4";
+        sha256 = "05brbpc7kizzbs1a128fmjddh7rdyg0jzzxgbvrl58cgklh4yzaa";
+      };
+    }
+    {
+      root = "github.com/rackspace/gophercloud";
+      src = fetchFromGitHub {
+        owner = "rackspace";
+        repo = "gophercloud";
+        rev = "2285a429874c1365ef6c6d3ceb08b1d428e26aca";
+        sha256 = "0py3h64r4wkl2r9j7xlh81nazpg2b0r5ba9iblh6d1380yk4fa7f";
+      };
+    }
+    {
+      root = "github.com/racker/perigee";
+      src = fetchFromGitHub {
+        owner = "racker";
+        repo = "perigee";
+        rev = "01db3191866051f2ec854c2d876ac1a179d3049c";
+        sha256 = "05pmlgwjynbr59bw50zhrklzhr5pgnij9ym5hqvijjrpw3qd9ivf";
+      };
+    }
+    {
+      root = "github.com/ugorji/go";
+      src = fetchFromGitHub {
+        owner = "ugorji";
+        repo = "go";
+        rev = "71c2886f5a673a35f909803f38ece5810165097b";
+        sha256 = "157f24xnkhclrjwwa1b7lmpj112ynlbf7g1cfw0c657iqny5720j";
+      };
+    }
+    {
+      root = "github.com/vmihailenco/msgpack";
+      src = fetchFromGitHub {
+        owner = "vmihailenco";
+        repo = "msgpack";
+        rev = "20c1b88a6c7fc5432037439f4e8c582e236fb205";
+        sha256 = "1dj5scpfhgnw0yrh0w6jlrb9d03halvsv4l3wgjhazrrimdqf0q0";
+      };
+    }
+    {
+      root = "github.com/ugorji/go-msgpack";
+      src = fetchFromGitHub {
+        owner = "ugorji";
+        repo = "go-msgpack";
+        rev = "75092644046c5e38257395b86ed26c702dc95b92";
+        sha256 = "1bmqi16bfiqw7qhb3d5hbh0dfzhx2bbq1g15nh2pxwxckwh80x98";
+      };
+    }
+    {
+      root = "launchpad.net/mgo";
+      src = fetchbzr {
+        url = "https://launchpad.net/mgo";
+        revision = "2";
+        sha256 = "0h1dxzyx5c4r4gfnmjxv92hlhjxrgx9p4g53p4fhmz6x2fdglb0x";
+      };
+    }
+    {
+      root = "github.com/vmihailenco/bufio";
+      src = fetchFromGitHub {
+        owner = "vmihailenco";
+        repo = "bufio";
+        rev = "24e7e48f60fc2d9e99e43c07485d9fff42051e66";
+        sha256 = "0x46qnf2f15v7m0j2dcb16raxjamk5rdc7hqwgyxfr1sqmmw3983";
+      };
+    }
+  ];
+
+in
+
+stdenv.mkDerivation rec {
+  name = "go-deps";
+
+  buildCommand =
+    lib.concatStrings
+      (map (dep: ''
+              mkdir -p $out/src/`dirname ${dep.root}`
+              ln -s ${dep.src} $out/src/${dep.root}
+            '') goDeps);
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 782443c13b62..322f5c111ba6 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -329,6 +329,8 @@ let
 
   fetchmtn = callPackage ../build-support/fetchmtn (config.fetchmtn or {});
 
+  packer = callPackage ../development/tools/packer { };
+
   fetchpatch = callPackage ../build-support/fetchpatch { };
 
   fetchsvn = import ../build-support/fetchsvn {
@@ -2976,6 +2978,8 @@ let
 
   go = go_1_2;
 
+  gox = callPackage ../development/compilers/go/gox.nix { };
+
   gprolog = callPackage ../development/compilers/gprolog { };
 
   gwt240 = callPackage ../development/compilers/gwt/2.4.0.nix { };