diff --git a/pkgs/by-name/ch/chemacs2/package.nix b/pkgs/by-name/ch/chemacs2/package.nix
new file mode 100644
index 000000000000..4b85dbfe8714
--- /dev/null
+++ b/pkgs/by-name/ch/chemacs2/package.nix
@@ -0,0 +1,48 @@
+{
+  lib,
+  fetchFromGitHub,
+  stdenvNoCC,
+  unstableGitUpdater,
+}:
+
+stdenvNoCC.mkDerivation (finalAttrs: {
+  pname = "chemacs2";
+  version = "0-unstable-2023-01-20";
+
+  src = fetchFromGitHub {
+    owner = "plexus";
+    repo = "chemacs2";
+    rev = "c2d700b784c793cc82131ef86323801b8d6e67bb";
+    hash = "sha256-/WtacZPr45lurS0hv+W8UGzsXY3RujkU5oGGGqjqG0Q=";
+  };
+
+  outputs = [ "out" "doc" ];
+
+  dontConfigure = true;
+  dontBuild = true;
+
+  installPhase = ''
+    runHook preInstall
+
+    install -t $out/share/site-lisp/chemacs2/ -Dm644 init.el early-init.el chemacs.el
+    install -t $doc/share/doc/chemacs2/ -Dm644 README.org CHANGELOG.md
+
+    runHook postInstall
+  '';
+
+  passthru.updateScript = unstableGitUpdater { };
+
+  meta = {
+    homepage = "https://github.com/plexus/chemacs2";
+    description = "Emacs version switcher, improved";
+    longDescription = ''
+      Chemacs 2 is an Emacs profile switcher, it makes it easy to run multiple
+      Emacs configurations side by side.
+
+      Think of it as a bootloader for Emacs.
+    '';
+    license = with lib.licenses; [ gpl3Plus ];
+    maintainers = with lib.maintainers; [ AndersonTorres ];
+    platforms = lib.platforms.all;
+  };
+})