Documize - Enterprise-grade wiki and knowledge management platform
Actiontext - Todo.txt client for Windows 10
HackMD - Fast and flexible, real-time collaborative markdown, inspired by Hackpad.
Local Niche Machine - Make Videos For Local Businesses And Charge Them Whatever Price You Want! -- Crank Out Premium Quality HD Videos In Minutes In Any Niche -- Fully Mobile Responsive -- Make Changes On The Fly
ReadTheDocs - Spend your time on writing high quality documentation, not on the tools to make your documentation work.
Task Coach - Task Coach is a simple open source todo manager to keep track of personal tasks and todo lists.