diff --git a/makefu/2configs/tools/dev.nix b/makefu/2configs/tools/dev.nix
index 4fe7f8bf4..e40f5b36f 100644
--- a/makefu/2configs/tools/dev.nix
+++ b/makefu/2configs/tools/dev.nix
@@ -12,5 +12,7 @@
     cac-api
     cac-panel
     ovh-zone
+    whatsupnix
+    brain
   ];
 }
diff --git a/makefu/2configs/tools/extra-gui.nix b/makefu/2configs/tools/extra-gui.nix
index 56cdccd1f..1e68e935c 100644
--- a/makefu/2configs/tools/extra-gui.nix
+++ b/makefu/2configs/tools/extra-gui.nix
@@ -2,13 +2,16 @@
 
 {
   krebs.per-user.makefu.packages = with pkgs;[
+    # media
     gimp
     inkscape
     libreoffice
-    saleae-logic
     skype
     synergy
     tdesktop
     virtmanager
+    # Dev
+    saleae-logic
+    arduino-user-env
   ];
 }