iTerm2 is a terminal emulator for Mac OS X that does amazing things.

Spectacle allows you to organize your windows without using a mouse.

Staggeringly powerful macOS desktop automation with Lua

MySQL/MariaDB database management for macOS

A native macOS KeePass client

Hosts file manager for OS X

a Cocoa GUI for /etc/hosts

A WebKit-based Mac OS X screensaver. Use any webpage or JavaScript program as a screensaver.

Successor of iTunes Volume Control

The fourth incarnation of loading Winamp Classic Skins in the Modern Skin engine