HackerOne - HackerOne provides a platform designed to streamline vulnerability coordination and bug bounty program by enlisting hackers.
Documize - Enterprise-grade wiki and knowledge management platform
Forcepoint Web Security Suite - Internet Security
HackMD - Fast and flexible, real-time collaborative markdown, inspired by Hackpad.
Acunetix - Audit your website security and web applications for SQL injection, Cross site scripting and other...
ReadTheDocs - Spend your time on writing high quality documentation, not on the tools to make your documentation work.