diff --git a/docs/README.md b/docs/README.md
index 623fb6d..93b4603 100644
--- a/docs/README.md
+++ b/docs/README.md
@@ -6,12 +6,22 @@ Here some ideas for improving this tiny engine:
 ## Rendering
 - [ ] replace the OpenGL renderer with a Vulkan backend
 - [ ] add animatable sprites (access to UV mapping and tiling)
+- [ ] add a SDF based renderer (parametric tiles and font rendering)
 
 ## Game Support
 - [ ] audio!
 - [ ] some minimal animation system with tweening with different f-curves
 
+
 ## System Level
 
 - [ ] add a `Asset` handler to load cache and manage assets
 - [ ] introspection of file system if we load assset
+
+## Design
+
+- [ ] replace some of the 'unkown source' assets
+
+## Build / Dev Support
+- [ ] add a test rig either with Snitch or Catch2
+- [ ] write some reasonable testcases