diff --git a/pkgs/by-name/ht/hterm/package.nix b/pkgs/by-name/ht/hterm/package.nix
new file mode 100644
index 0000000000000..22acf86af8925
--- /dev/null
+++ b/pkgs/by-name/ht/hterm/package.nix
@@ -0,0 +1,72 @@
+{
+  stdenv,
+  lib,
+  fetchurl,
+  cairo,
+  pango,
+  libpng,
+  expat,
+  fontconfig,
+  gtk2,
+  xorg,
+  autoPatchelfHook,
+}:
+stdenv.mkDerivation (finalAttrs: {
+  pname = "hterm";
+  version = "0.8.9";
+
+  src =
+    let
+      versionWithoutDots = builtins.replaceStrings [ "." ] [ "" ] finalAttrs.version;
+    in
+    if stdenv.targetPlatform.is64bit then
+      fetchurl {
+        url = "https://www.der-hammer.info/terminal/hterm${versionWithoutDots}-linux-64.tgz";
+        hash = "sha256-DY+X7FaU1UBbNf/Kgy4TzBZiocQ4/TpJW3KLW1iu0M0=";
+      }
+    else
+      fetchurl {
+        url = "https://www.der-hammer.info/terminal/hterm${versionWithoutDots}-linux-32.tgz";
+        hash = "sha256-7wJFCpeXNMX94tk0QVc0T22cbv3ODIswFge5Cs0JhI8=";
+      };
+  sourceRoot = ".";
+
+  nativeBuildInputs = [ autoPatchelfHook ];
+
+  buildInputs = [
+    cairo
+    pango
+    libpng
+    expat
+    fontconfig.lib
+    gtk2
+    xorg.libSM
+  ];
+
+  installPhase = ''
+    runHook preInstall
+    install -m755 -D hterm $out/bin/hterm
+    install -m644 -D desktop/hterm.png $out/share/pixmaps/hterm.png
+    install -m644 -D desktop/hterm.desktop $out/share/applications/hterm.desktop
+    runHook postInstall
+  '';
+
+  passthru = {
+    updateScript = ./update.sh;
+  };
+
+  meta = {
+    homepage = "https://www.der-hammer.info/pages/terminal.html";
+    changelog = "https://www.der-hammer.info/terminal/CHANGELOG.txt";
+    description = "A terminal program for serial communication";
+    # See https://www.der-hammer.info/terminal/LICENSE.txt
+    license = lib.licenses.unfree;
+    sourceProvenance = with lib.sourceTypes; [ binaryNativeCode ];
+    platforms = [
+      "x86_64-linux"
+      "i686-linux"
+    ];
+    maintainers = with lib.maintainers; [ zebreus ];
+    mainProgram = "hterm";
+  };
+})
diff --git a/pkgs/by-name/ht/hterm/update.sh b/pkgs/by-name/ht/hterm/update.sh
new file mode 100755
index 0000000000000..31966eec66d09
--- /dev/null
+++ b/pkgs/by-name/ht/hterm/update.sh
@@ -0,0 +1,18 @@
+#!/usr/bin/env nix-shell
+#!nix-shell -i bash -p common-updater-scripts curl
+# shellcheck shell=bash
+
+set -eu -o pipefail
+
+# The first valid version in the changelog should always be the latest version.
+version="$(curl https://www.der-hammer.info/terminal/CHANGELOG.txt | grep -m1 -Po '[0-9]+\.[0-9]+\.[0-9]+')"
+
+function update_hash_for_system() {
+    local system="$1"
+    # Reset the version number so the second architecture update doesn't get ignored.
+    update-source-version hterm 0 "sha256-AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA" --system="$system"
+    update-source-version hterm "$version" --system="$system"
+}
+
+update_hash_for_system x86_64-linux
+update_hash_for_system i686-linux