Top Objective-C GitHub Repositories & Open Source Projects (2026)

A custom NSView subclass that presents a honeycomb with selectable hexagonal cells

An Objective-C/Cocoa framework for reading and interpreting the contents of UDF discs and images.

A Quick Search Box plugin for accessing your Finder sidebar.

This tool is a CRUD base view template for Core Data on iPhone SDK.

A simple language

MyGovernment iPhone client app

Emulate native iPhone applications in iPhone Simulator. Perfect for producing a demo video of your iPhone application that incorporates or launches a native app. Read more about this technique in the corresponding blog post at Mobile Orchard - http://www.mobileorchard.com/simulating-native-apps-in-iphone-simulator-for-better-demo-videos/

GUI for the calldata.db database on the iPhone that displays the area code to location mapping.

Mac OS X-native diff and patch visualization tool for Git

A copy of the source from the unitkit framework for unit testing Objective-C code

A Mac OS X application to view PDF-based presentations

A Polaroid App for iPhone

Octave and MATLAB code for doing things with scattered image data

iSight Enable/Disable Tool

Apple TV OS Updater

An iPhone (Cocoa) and Desktop (Java) pair of applications that showcase the interop of iPhone apps and Web Services

A character monitor, skill planner etc. for EVE Online.

Tiny, simple OS X utility to redirect clicked on links to a browser which is already open.

A sample of Method Swizzling and SIMBL plugin to make Growl notification faster

various utilities to explore Twitter, and look at relationships between followers and friends