diff --git a/pkgs/by-name/tl/tlclient/package.nix b/pkgs/by-name/tl/tlclient/package.nix
new file mode 100644
index 000000000000..a789d391ccbe
--- /dev/null
+++ b/pkgs/by-name/tl/tlclient/package.nix
@@ -0,0 +1,79 @@
+{
+  lib,
+  stdenv,
+  fetchurl,
+  autoPatchelfHook,
+  alsa-lib,
+  libX11,
+  pcsclite,
+  testers,
+}:
+
+stdenv.mkDerivation (
+  finalAttrs:
+  let
+    version = "4.17.0";
+    buildNum = "3543";
+  in
+  {
+    pname = "tlclient";
+    version = "${version}-${buildNum}";
+
+    src = fetchurl {
+      url = "https://www.cendio.com/downloads/clients/tl-${finalAttrs.version}-client-linux-dynamic-x86_64.tar.gz";
+      hash = "sha256-7pl97xGNFwSDpWMpBvkz/bfMsWquVsJVGB+feWJvRQY=";
+    };
+
+    nativeBuildInputs = [
+      autoPatchelfHook
+    ];
+
+    buildInputs = [
+      alsa-lib
+      libX11
+      pcsclite
+    ];
+
+    dontConfigure = true;
+    dontBuild = true;
+
+    installPhase = ''
+      runHook preInstall
+
+      mkdir -p "$out"
+      cp -R lib "$out/"
+      cp -R lib/tlclient/share "$out/"
+
+      install -Dm644 "lib/tlclient/EULA.txt" "$out/share/licenses/tlclient/EULA.txt"
+      install -m644 "lib/tlclient/open_source_licenses.txt" "$out/share/licenses/tlclient/open_source_licenses.txt"
+      substituteInPlace "$out/share/applications/thinlinc-client.desktop" \
+        --replace-fail "/opt/thinlinc/bin/" ""
+
+      install -Dm644 "etc/tlclient.conf" "$out/etc/tlclient.conf"
+      install -Dm755 bin/tlclient* -t "$out/bin"
+      install -Dm644 "lib/tlclient/thinlinc_128.png" "$out/share/icons/hicolor/128x128/apps/thinlinc-client.png"
+
+      runHook postInstall
+    '';
+
+    passthru.tests.version = testers.testVersion {
+      package = finalAttrs.finalPackage;
+      version = "${version} build ${buildNum}";
+    };
+
+    meta = {
+      description = "Linux remote desktop client built on open source technology";
+      license = {
+        fullName = "Cendio End User License Agreement 3.2";
+        url = "https://www.cendio.com/thinlinc/docs/legal/eula";
+        free = false;
+      };
+      homepage = "https://www.cendio.com/";
+      changelog = "https://www.cendio.com/thinlinc/docs/relnotes/${version}/";
+      maintainers = with lib.maintainers; [ felixalbrigtsen ];
+      platforms = with lib.platforms; linux ++ darwin ++ windows;
+      broken = !(stdenv.isLinux && stdenv.isx86_64);
+      mainProgram = "tlclient";
+    };
+  }
+)