Dribbble Places - Explore Dribbble design communities around the globe

Community Canvas - A framework to build meaningful communities

Wayback Machine - Browse through over 150 billion web pages archived from 1996 to a few months ago.

Geneva - An all-in-one communication app for groups & communities

Ocean - A Community of designers sharing feedback

Indie Hackers - Connect with fellow entrepreneurs, developers, and bootstrappers who are sharing the strategies and revenue numbers behind their companies.