PeerBoard - The easiest way to build your community without coding
CS183B - Startup Class - Stanford class taught by Sam Altman & guest speakers
Indie Hackers - Connect with fellow entrepreneurs, developers, and bootstrappers who are sharing the strategies and revenue numbers behind their companies.
How to Acquire More Users - The growth guide used by Y Combinator companies
WIP.co - Work in progress. We are a community of makers who help each other ship product.
Velocity.js - Velocity is a JavaScipt animation engine.