Kissflow - Kissflow is a workflow tool & business process workflow management software to automate your workflow process. Rated #1 cloud workflow software in Google Apps Marketplace.
OpenToonz - OpenToonz is an animation program that is a free software version of Toonz, the animation software...
Process Street - Create beautiful rich process documents in a simple to follow checklist format. Fast, free and incredibly simple to use.
Adobe Animate - Adobe Animate is a Flash, vector animation software.
Pipefy - Pipefy is a process management software that empowers anyone to create and automate efficient workflows on their own without code.
Synfig Studio - Just another WordPress site