Nifty - Manage projects, work, and communications in one place.

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.

Product Frameworks - Discover product frameworks used to help build products

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.

Mohalla - Mohalla is a top-rated app that lets you discover new people, join private or public chat rooms, have fun while watching videos or playing games together with other members, and build long-lasting friendships.

Basecamp - A simple and elegant project management system.