Documize - Enterprise-grade wiki and knowledge management platform
PuTTY - Popular free terminal application. Mostly used as an SSH client.
ReadTheDocs - Spend your time on writing high quality documentation, not on the tools to make your documentation work.
KiTTY - KiTTY is a fork from version 0.70 of PuTTY. It adds extra features to PuTTY.
HackMD - Fast and flexible, real-time collaborative markdown, inspired by Hackpad.
MobaXterm - Enhanced terminal for Windows with X11 server, tabbed SSH client, network tools and much more