Harmony is a drawing tool created by Ricardo Cabello. It is probably not for those who want full control over the drawing as it likes to add its own twists to every stroke, but if you don’t mind collaboration the process is very freeing. Harmony does not have an eraser of any sort either, so you are at no risk to get stuck going back and forth between corrections. Like drawing with ink, the result is immediate and final. Here is my very first experience with Harmony:
If you don’t feel like jumping right in, read a bit about it and see what can be done with it first.