Mental Models - Thinking tools to help you navigate life better
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.
Super Thinking - The big book of mental models
Asana - Asana project management is an effort to re-imagine how we work together, through modern productivity software. Fast and versatile, Asana helps individuals and groups get more done.
Cleverstack - A collaboration tool for thinking & making better decisions.
Confluence - Confluence is content collaboration software that changes how modern teams work