diff --git a/roles/private.nix b/roles/private.nix
index dd070ba..70bac0d 100644
--- a/roles/private.nix
+++ b/roles/private.nix
@@ -15,8 +15,12 @@ in {
     pkgsCross.avr.libcCross
 
     cura
+    candle
     openscad
     kicad
+    blender
+    python3Packages.numpy
+    python3Packages.shapely
 
     steam
     unstable.obs-studio