KeyCastr, an open-source keystroke visualizer
Mac app that shows all open files, directories, sockets, pipes, etc.
Modern declarative data visualization chart framework
A PDF Reader and Note-taker for OS X
https://youtu.be/7pQHcFfrpDI
Gap.app is a frontend and distribution for GAP on macOS
SOGo Zero-Effort-Groupware
A fully customizable iOS calendar library
Free flexible open source todo manager featuring hierarchical tasks
Spectrum is a program that helps you manage your personal finances.
Dates and times made easy in iOS
Generating documents and reports, offline enabled and reliable.
A simple Text2Audio
An iOS and macOS audio visualization framework
C++/C library to construct Excel .xls files in code.
Track your work in OSX Lion+
A cross-platform OpenGL based lightweight scenegraph library
Simple CoreData-based accounting software