What is Diagramo

Diagramo is pure HTML5 (canvas) flowchart software. It is open source, so anyone can take it and use it under GPL 2.0 version.

Sources

You can find Diagramo sources on either Bitbucket or mirrored on GitHub.

Things to do when developing Diagramo

Disable cache

Firefox: http://superuser.com/questions/23134/how-to-turn-off-the-firefox-cache
Chrome: http://stackoverflow.com/questions/5690269/disabling-chrome-cache-for-website-development/8290697#8290697