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).

MirrorFly - World's Most Scalable Voice, Video & Chat SDK for Small, Medium & Enterprises

Hammerspoon - This is a tool for powerful automation of OS X.

chatwee - Group chat app for online communities. Used wherever visitor interaction and engagement are key to the site's functioning.

Spectacle App - Move and resize windows with ease.

echofin - Echofin helps communities grow, engage and monetize their following in ways no other platform has done so far.