Document Node - Fast writing and instant publishing tool
Slite - Your company knowledge
Planyway - Visual project management for Jira and Trello: manage resources, build project roadmaps, use time tracking.
Greenboard - Generate beautiful static api documentation
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.
Paperback - A simple and beautiful way to read Pinboard articles later