diff --git a/pkgs/default.nix b/pkgs/default.nix
index 6339da3..255a365 100644
--- a/pkgs/default.nix
+++ b/pkgs/default.nix
@@ -5,6 +5,7 @@ in {
   override = {};
 
   athena-bccr = callPackage ./athena-bccr {vendor = "athena";};
+  ibkr-tws = callPackage ./ibkr-tws {};
   idopte-bccr = callPackage ./athena-bccr {vendor = "idopte";};
   snapborg = final.python3Packages.callPackage ./snapborg {};
   socialpredict = callPackage ./socialpredict {};
diff --git a/pkgs/ibkr-tws/default.nix b/pkgs/ibkr-tws/default.nix
new file mode 100644
index 0000000..ea3e94b
--- /dev/null
+++ b/pkgs/ibkr-tws/default.nix
@@ -0,0 +1,106 @@
+{
+  lib,
+  makeWrapper,
+  openjdk,
+  requireFile,
+  stdenv,
+}: let
+  version = "10.44.1g";
+
+  jdk = openjdk.override {
+    enableJavaFX = true;
+  };
+
+  removeJavaVersionCheck = file: ''
+    # Lie about the openjdk version to skip the version check
+    sed -i 's/\(read_db_entry || create_db_entry \$2\)/\1; ver_major=17; ver_minor=0; ver_micro=16/' ${file}
+  '';
+in
+  stdenv.mkDerivation {
+    pname = "ibkr-tws";
+    inherit version;
+
+    src = requireFile {
+      name = "tws-${version}-standalone-linux-x64.sh";
+      url = "https://www.interactivebrokers.com/en/trading/download-tws.php?p=offline-latest";
+
+      # 1. Rename 'tws-latest-standalone-linux-x64.sh' to 'tws-${version}-standalone-linux-x64.sh'
+      # 2. nix hash convert --hash-algo sha256 --from base16 --to sri $(sha256sum tws-${version}-standalone-linux-x64.sh | cut -d' ' -f1)
+      hash = "sha256-UfyfTHOcPiwTof0ZMhV1haX7gyb08v7U2A12VjAny7c=";
+    };
+
+    nativeBuildInputs = [
+      makeWrapper
+    ];
+
+    unpackPhase = ''
+      runHook preUnpack
+
+      cp $src bundle.sh
+      chmod +x bundle.sh
+
+      runHook postUnpack
+    '';
+
+    patchPhase = ''
+      runHook prePatch
+
+      ${removeJavaVersionCheck "bundle.sh"}
+
+      runHook postPatch
+    '';
+
+    preBuild = ''
+      export INSTALL4J_NO_DB=true
+      export INSTALL4J_JAVA_HOME=${jdk}
+      export INSTALL4J_DISABLE_BUNDLED_JRE=true
+    '';
+
+    buildPhase = ''
+      runHook preBuild
+
+      # Where should Trader Workstation 10.44 be installed?: $out
+      # Run Trader Workstation 10.44? Yes [y], No [n, Enter]: n
+      echo -e "$out/lib/tws\nn" | ./bundle.sh
+
+      runHook postBuild
+    '';
+
+    installPhase = ''
+      runHook preInstall
+
+      mkdir -p "$out/bin" "$out/share/applications"
+
+      ${removeJavaVersionCheck "$out/lib/tws/tws"}
+      makeWrapper \
+          "$out/lib/tws/tws" "$out/bin/tws" \
+          --set INSTALL4J_NO_DB true \
+          --set INSTALL4J_JAVA_HOME ${jdk}
+
+      mv "$out/lib/tws/.install4j/tws.png" "$out/lib/tws"
+
+      for path in $out/lib/tws/*.desktop; do
+          target="$(readlink -f "$path")"
+          mv "$target" "$out/share/applications/$(basename "$path")"
+          rm -f "$path"
+      done
+
+      sed -i \
+         's@$out/lib/tws/tws\>@$out/bin/tws@; s@$out/lib/tws/.install4j/tws.png@$out/lib/tws/tws.png@' \
+         $out/share/applications/*.desktop
+
+      #TODO
+      sed -i \
+         's@/build/Jts@/tmp/Jts@g' \
+         $out/lib/tws/.install4j/{i4jparams.conf,response.varfile}
+
+      rm -f "$out/lib/tws/uninstall" $out/lib/tws/.install4j/*.log
+
+      runHook postInstall
+    '';
+
+    meta = {
+      license = lib.licenses.unfree;
+      mainProgram = "tws";
+    };
+  }