iTerm2 is a terminal emulator for Mac OS X that does amazing things
FlexLib is an Objective-C layout framework for iOS
Google Toolbox for Mac
Create native Mac applications from command line scripts
A conforming Objective-C WebSocket client library
Free flexible open source todo manager featuring hierarchical tasks
SOGo Zero-Effort-Groupware
The program converts video and sends to the FTP-server
Radiation Spectrum Method : a modal BPM (Beam Propagation Method)
Mouse/keyboard record/replay and automation hotkeys/macros creation
A free, native Apple macOS app for testing HTTP/REST endpoints
An XMPP framework in Objective-C for Mac and iOS
Generating documents and reports, offline enabled and reliable.
Porting of linux-gpib to Mac os x
This utility will generate the entire database code for Android and io
Framework for consuming and modeling RESTful web resources
Share one mouse, one keyboard and one clipboard between your computers
Cocos2d for iOS and OS X, built using Objective-C