diff --git a/README.md b/README.md
index f77c5cc..8e36c96 100644
--- a/README.md
+++ b/README.md
@@ -6,4 +6,11 @@ quick simple image operations
 
 - [x] overlay
 - [x] rotation
-- [x] flipping
\ No newline at end of file
+- [x] flipping
+- [x] nearest neighbor scaling
+- [x] triangle drawing
+- [x] simple line drawing
+- [x] box drawing
+- [ ] thick box drawing
+- [ ] thick line drawing
+- [ ] polygon drawing