Magical Data Modeling Framework for JSON - allows rapid creation of smart data models. You can use it in your iOS, macOS, watchOS and tvOS apps.

Itsycal is a tiny calendar for your Mac's menu bar. http://www.mowglii.com/itsycal

my fork of MenuMeters by http://www.ragingmenace.com/software/menumeters/

Vienna is a free and open-source RSS/Atom/JSON feed newsreader for macOS.

MacOS system extension that allows applications to pass audio to other applications.

Cocoa project with Popup window appearing from the status bar

Macfusion2

Stream/record your desktop/webcam to twitch/owned etc.

Teredo for MacOS X