TLDR Options - Guesstimate the possible value of startup options
Mattermark - Ranking 800,000+ high growth Internet companies
Startup Value - Value your startup like a VC in 3 minutes
Breakout List - A list of the fastest growing startups
Founderfit by Koble - See how you compare to VC-backed founders.
Crunchbase - Crunchbase is a platform for discovering industry trends, investments, and news about companies around the world.