Skuuudle - Discover, match and monitor your eCommerce competitors.
ReadTheDocs - Spend your time on writing high quality documentation, not on the tools to make your documentation work.
Price2Spy - Price2Spy is a price monitoring, pricing analytics, and repricing tool, meant to help eCommerce professionals keep an eye on their competitors or retailers.
HackMD - Fast and flexible, real-time collaborative markdown, inspired by Hackpad.
BuiltWith - Find out the technology behind websites
Documize - Enterprise-grade wiki and knowledge management platform