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.
Bytesized - Weekly newsletter covering important ideas for developers 💌
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.
UpLabs - The best material design, iOS & web resources, every day
Basecamp - A simple and elegant project management system.
DesignMunk - Landing Page Inspirations