GitBook - Modern Publishing, Simply taking your books from ideas to finished, polished books.
Keypirinha - A lightning fast and flexible keystroke launcher for Windows. No installation required (portable).
MkDocs - Project documentation with Markdown.
Synapse - Synapse is a semantic launcher written in Vala that you can use to start applications as well as find and access relevant documents and files by making use of the Zeitgeist engine.
Docusaurus - Easy to maintain open source documentation websites
Listary - Listary is a revolutionary search utility for Windows