diff --git a/pkgs/applications/office/trilium/default.nix b/pkgs/applications/office/trilium/default.nix
new file mode 100644
index 000000000000..c274ef0440d7
--- /dev/null
+++ b/pkgs/applications/office/trilium/default.nix
@@ -0,0 +1,58 @@
+{ stdenv, fetchurl, p7zip, autoPatchelfHook, atomEnv, makeWrapper, makeDesktopItem }:
+
+let
+  description = "Trilium Notes is a hierarchical note taking application with focus on building large personal knowledge bases.";
+  desktopItem = makeDesktopItem {
+    name = "Trilium";
+    exec = "trilium";
+    icon = "trilium";
+    comment = description;
+    desktopName = "Trilium Notes";
+    categories = "Office";
+  };
+
+in stdenv.mkDerivation rec {
+  name = "trilium-${version}";
+  version = "0.26.1";
+
+  src = fetchurl {
+    url = "https://github.com/zadam/trilium/releases/download/v${version}/trilium-linux-x64-${version}.7z";
+    sha256 = "184b0b0s8q32h1mpkrin8x1q0kjvard7r7xqrclziwwxg4khp3cz";
+  };
+
+  nativeBuildInputs = [
+    p7zip /* for unpacking */
+    autoPatchelfHook
+    makeWrapper
+  ];
+
+  buildInputs = atomEnv.packages;
+
+  installPhase = ''
+    mkdir -p $out/bin
+    mkdir -p $out/share/trilium
+    mkdir -p $out/share/{applications,icons/hicolor/scalable/apps}
+
+    cp -r ./* $out/share/trilium
+    ln -s $out/share/trilium/trilium $out/bin/trilium
+
+    ln -s $out/share/trilium/resources/app/src/public/images/trilium.svg $out/share/icons/hicolor/scalable/apps/trilium.svg
+    cp ${desktopItem}/share/applications/* $out/share/applications
+  '';
+
+
+  # This "shouldn't" be needed, remove when possible :)
+  preFixup = ''
+    wrapProgram $out/bin/trilium --prefix LD_LIBRARY_PATH : "${atomEnv.libPath}"
+  '';
+
+  dontStrip = true;
+
+  meta = with stdenv.lib; {
+    inherit description;
+    homepage = https://github.com/zadam/trilium;
+    license = licenses.agpl3;
+    platforms = platforms.linux;
+    maintainers = with maintainers; [ emmanuelrosa dtzWill ];
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index a2ca284f18dd..3960c659bb35 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -5875,6 +5875,8 @@ in
 
   triggerhappy = callPackage ../tools/inputmethods/triggerhappy {};
 
+  trilium = callPackage ../applications/office/trilium { };
+
   trousers = callPackage ../tools/security/trousers { };
 
   tryton = callPackage ../applications/office/tryton { };