diff --git a/pkgs/applications/networking/instant-messengers/briar-desktop/default.nix b/pkgs/applications/networking/instant-messengers/briar-desktop/default.nix
new file mode 100644
index 00000000000..1b16786649f
--- /dev/null
+++ b/pkgs/applications/networking/instant-messengers/briar-desktop/default.nix
@@ -0,0 +1,58 @@
+{ lib
+, stdenv
+, fetchzip
+, openjdk
+, makeWrapper
+, tor
+, p7zip
+, bash
+, writeScript
+}:
+let
+
+  briar-tor = writeScript "briar-tor" ''
+    #! ${bash}/bin/bash
+    exec ${tor}/bin/tor "$@"
+  '';
+
+in
+stdenv.mkDerivation rec {
+  pname = "briar-desktop";
+  version = "0.2.1-beta";
+
+  src = fetchzip {
+    url = "https://code.briarproject.org/briar/briar-desktop/-/jobs/18424/artifacts/download?file_type=archive";
+    sha256 = "sha256-ivMbgo0+iZE4/Iffq9HUBErGIQMVLrRZUQ6R3V3X8II=";
+    extension = "zip";
+  };
+
+  nativeBuildInputs = [
+    makeWrapper
+    p7zip
+  ];
+
+  installPhase = ''
+    mkdir -p $out/{bin,lib}
+    cp ${src}/briar-desktop.jar $out/lib/
+    makeWrapper ${openjdk}/bin/java $out/bin/briar-desktop \
+      --add-flags "-jar $out/lib/briar-desktop.jar"
+  '';
+
+  fixupPhase = ''
+    # Replace the embedded Tor binary (which is in a Tar archive)
+    # with one from Nixpkgs.
+    cp ${briar-tor} ./tor
+    for arch in {aarch64,armhf,x86_64}; do
+      7z a tor_linux-$arch.zip tor
+      7z a $out/lib/briar-desktop.jar tor_linux-$arch.zip
+    done
+  '';
+
+  meta = with lib; {
+    description = "Decentalized and secure messnger";
+    homepage = "https://code.briarproject.org/briar/briar-desktop";
+    license = licenses.gpl3;
+    maintainers = with maintainers; [ onny ];
+    platforms = [ "x86_64-linux" "aarch64-linux" "armv7l-linux" ];
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 8db017b3991..97407ee2952 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -4581,6 +4581,8 @@ with pkgs;
 
   boofuzz= callPackage ../tools/security/boofuzz { };
 
+  briar-desktop = callPackage ../applications/networking/instant-messengers/briar-desktop { };
+
   bsdbuild = callPackage ../development/tools/misc/bsdbuild { };
 
   bsdiff = callPackage ../tools/compression/bsdiff { };