diff --git a/applications/devel-js.nix b/applications/devel-js.nix
new file mode 100644
index 0000000..193b1ff
--- /dev/null
+++ b/applications/devel-js.nix
@@ -0,0 +1,10 @@
+{ config, unstable, pkgs, ... }:
+
+{
+  environment.systemPackages = with unstable; [
+    nodejs
+    yarn
+    nodePackages.typescript
+    deno
+  ];
+}
diff --git a/doom.d/init.el b/doom.d/init.el
index 39ef38c..bcf2d09 100644
--- a/doom.d/init.el
+++ b/doom.d/init.el
@@ -89,6 +89,7 @@
        yaml             ; JSON, but readable
        (kotlin +lsp)
        (java +lsp +meghanada)
+       (javascript +lsp)
        :email
        ;;(mu4e +org +gmail)
        ;;notmuch
diff --git a/flake.nix b/flake.nix
index c6194a7..8fd016b 100644
--- a/flake.nix
+++ b/flake.nix
@@ -122,6 +122,7 @@
         ./applications/devel-rust.nix
         ./applications/devel-raku.nix
         ./applications/devel-kotlin.nix
+        ./applications/devel-js.nix
         ./applications/emacs.nix
         ./applications/image-editing.nix
         ./applications/media.nix