diff --git a/TODO b/TODO
index b309233..81f8eb9 100644
--- a/TODO
+++ b/TODO
@@ -34,3 +34,7 @@ interactive hover over
 support segmented lines
   - put in null value to signify a break in the data set
 
+non-xy based graph types
+  - figure out how to integrate them with the rest of the plugin
+  - pie charts
+  - bar charts with keys instead of x values