diff --git a/pkgs/applications/networking/instant-messengers/trillian-im/default.nix b/pkgs/applications/networking/instant-messengers/trillian-im/default.nix
new file mode 100644
index 000000000000..0d4a6299adfc
--- /dev/null
+++ b/pkgs/applications/networking/instant-messengers/trillian-im/default.nix
@@ -0,0 +1,78 @@
+{ lib
+, stdenv
+, fetchurl
+, autoPatchelfHook
+, dpkg
+, atkmm
+, cairo
+, cairomm
+, gtk3
+, gtkmm3
+, libnotify
+, libsecret
+, pangomm
+, xorg
+, libpulseaudio
+, librsvg
+, libzip
+, openssl
+, webkitgtk
+, libappindicator-gtk3
+}:
+
+stdenv.mkDerivation rec {
+  pname = "trillian-im";
+  version = "6.3.0.1";
+
+  src = fetchurl {
+    url = "https://www.trillian.im/get/linux/6.3/trillian_${version}_amd64.deb";
+    sha256 = "42e3466ee236ac2644907059f0961eba3a6ed6b6156afb2c57f54ebe6065ac6f";
+  };
+
+  nativeBuildInputs = [
+    autoPatchelfHook
+    dpkg
+  ];
+
+  buildInputs = [
+    atkmm
+    cairo
+    cairomm
+    gtk3
+    gtkmm3
+    libnotify
+    libsecret
+    pangomm
+    xorg.libXScrnSaver
+    libpulseaudio
+    librsvg
+    libzip
+    openssl
+    webkitgtk
+    libappindicator-gtk3
+  ];
+
+  dontUnpack = true;
+
+  installPhase = ''
+    runHook preInstall
+
+    mkdir -p $out
+    dpkg -x $src $out
+    cp -av $out/usr/* $out
+    rm -rf $out/usr
+
+    rm $out/bin/trillian
+    ln -s "$out/share/trillian/trillian" "$out/bin/trillian"
+
+    runHook postInstall
+  '';
+
+  meta = with lib; {
+    description = "Modern instant messaging for home and work that prioritizes chat interoperability and security";
+    homepage = "https://www.trillian.im/";
+    license = licenses.unfree;
+    maintainers = with maintainers; [ majiir ];
+    platforms = [ "x86_64-linux" ];
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 238e2537d2bf..7be9efffd3fa 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -30313,6 +30313,8 @@ with pkgs;
 
   tribler = callPackage ../applications/networking/p2p/tribler { };
 
+  trillian-im = callPackage ../applications/networking/instant-messengers/trillian-im { };
+
   trojita = libsForQt5.callPackage ../applications/networking/mailreaders/trojita { };
 
   ttyper = callPackage ../applications/misc/ttyper { };