Moom - Move your mouse over the green zoom button in any window, and Moom's mouse control overlay will appear (as seen in the above animation).
GitBook - Modern Publishing, Simply taking your books from ideas to finished, polished books.
Hammerspoon - This is a tool for powerful automation of OS X.
MkDocs - Project documentation with Markdown.
Spectacle App - Move and resize windows with ease.
Docusaurus - Easy to maintain open source documentation websites