Trello - Infinitely flexible. Incredibly easy to use. Great mobile apps. It's free. Trello keeps track of everything, from the big picture to the minute details.
Pics.io Design - Turn Google Drive into collaboration tool for design teams
Create Issue Branch - Automates the creation of issue branches on GitHub
CodeComet - Version control, collaboration and online coding for devs
REVISR - Git Management for WordPress : keep track w/ version control
Blue Prism - Blue Prism is a leading Artificial Intelligence software that allows businesses to manage and deploy their digital workforce composed of software robots.