Alfred - Alfred is an award-winning app for macOS which boosts your efficiency with hotkeys, keywords, text expansion and more. Search your Mac and the web, and be more productive with custom actions to control your Mac.
Keysmith - Create custom keyboard shortcuts for your Mac and the web
Thundertick - Search engine for your browser
Command-Tab Plus - Command-Tab Plus - Powerful and Customizable Applications and Windows Switcher for Mac OS X.
SureOrNot - Automatically detect whether a shared article is outdated
Lacona - Fast, simple, powerful keyboard-driven commands for Mac