Brick By Brick - A free guide to building awesome communities
Indie Hackers - Connect with fellow entrepreneurs, developers, and bootstrappers who are sharing the strategies and revenue numbers behind their companies.
The On Deck Fellowship - An 8-week program for 100 of the best early-stage founders
Elpha - The most powerful network for women in tech.
Telescope - Telescope is an open-source app that lets you easily set up your own online community.
Makerlog - Makerlog is the dead-simple task log that helps you stay productive and ship faster.