BlueCove is a JSR-82 implementation on Java Standard Edition (J2SE) on BlueZ Linux, Mac OS X, WIDCOMM, BlueSoleil and Microsoft Bluetooth stack on WinXPsp2 and newer. Originally developed by Intel Research and currently maintained by volunteers.
Boot OS X, Windows, and Linux on Mac or PC with UEFI or BIOS firmware
If you are unable to configure correctly, have discovered a bug or wish to request a feature, please visit http://www.insanelymac.com/forum/forum/327-clover/, https://sourceforge.net/p/cloverefiboot/discussion/ or open a bug ticket at https://sourceforge.net/p/cloverefiboot/tickets/ for help.
Celluloid is the world's first AVISynth-based non-linear editor. Built on the new, cross-platform AVISynth 3.0 and for Mac OS X, Celluloid will be the first fully-featured, free, and open-source video editing system available.
Graphically shows disk usage for Macs
GrandPerspective is a utility application for Macs that graphically displays the disk usage of a file system. It can help you to manage your disk, as you can easily spot which files and folders take up the most space.
Free flexible open source todo manager featuring hierarchical tasks
Task Coach - Your friendly task manager. Task Coach is a free open source todo manager. It grew out of frustration about other programs not handling composite tasks well. In addition to flexible composite tasks, Task Coach has grown to include prerequisites, prioritizing, effort tracking, category tags, budgets, notes, and many other features. However, users are not forced to use all these features; Task Coach can be as simple or complex as you need it to be. Task Coach is available for Windows, Mac OS X, and GNU/Linux; and there is a companion iOS app.
Seashore is a free, open-source image editor for built entirely in Cocoa. It features advanced tools like multiple layers and alpha channel editing, alongside basic tools like gradients, textures, text (with subpixel rendering) and brushes.
Midi Sheet Music is a free program that plays MIDI music files while highlighting the piano notes and sheet music notes. Works on Windows, Mac OS X, and Ubuntu Linux.
A PDF Reader and Note-taker for OS X
Skim is a PDF reader and note-taker for OS X. It is designed to help you read and annotate scientific papers in PDF, but is also great for viewing any PDF file. Skim requires Mac OS X 10.6 or higher.
Real-time audio synthesis engine and music programming language
N.B. SuperCollider is now hosted at GitHub, and the most recent versions can be downloaded from there. http://supercollider.github.io A real time audio synthesis engine, and an object-oriented programming language specialised for music. SuperCollider was created in 1996 by James McCartney, now (since version 3) released as free software.
Edit and create launchd configuration files in Mac OS X Leopard
The Lightweight Java Game Library (LWJGL) is a solution aimed directly at professional and amateur Java programmers alike to enable commercial quality games to be written in Java. LWJGL provides developers access to high performance crossplatform libraries such as OpenGL (Open Graphics Library), OpenCL (Open Computing Language) and OpenAL (Open Audio Library) allowing for state of the art 3D games and 3D sound. Additionally LWJGL provides access to controllers such as Gamepads, Steering wheel and Joysticks. All in a simple and straight forward API. LWJGL is available under a BSD license, which means it's open source and freely available at no charge.
NOTE: Source code is now hosted on github at https://github.com/plutinosoft/Platinum. A cross-platform C++ library for discovering, controlling or implementing UPnP devices. Contains sample code for a UPnP AV Media Server, Media Renderer & Control Point. (Platinum is copyrighted by Plutinosoft, LLC. http://www.plutinosoft.com)
The XonX project is used by developers of XFree86 for Darwin and Mac OS X to share and distribute code and information. All of the code developed is committed to the XFree86 Project's CVS server.
A minimalist application to provide clipboard buffering for OS X.
Project on hold. Try http://www.iterm2.com/ instead.
iTerm is an enhanced terminal emulator program for MacOS X written in Objective-C. It features VT100/ANSI/XTERM emulation, full i18n support, full-screen, multi-tab and other convenient GUI features. This project is indefinitely on hold, and we recommend that you try http://www.iterm2.com/ instead.
An open source Mac OSX RSS reader with support for RSS/Atom feeds
Vienna is an open source Mac OSX RSS reader with support for RSS/Atom feeds, article storage and management via a SQLite database, written in Objective-C and Cocoa. Feeds can be accessed directly, or through a syncing service supporting the Open Reader API, like BazQux.com, FeedHQ.org, InoReader.com or TheOldReader.com. Development now happens on GitHub: https://github.com/ViennaRSS/vienna-rss
Meteorologist is a free weather program for OS X. It allows users total control over their weather viewing, including simultaneous interlaced weather reports from multiple weather servers, multiple weather locations, weather alerts and much more.
A simple paint program for Mac OS X
Paintbrush is a Cocoa-based paint program for Mac OS X, similar to Microsoft Paint and MacPaint.
X-Chat Aqua is X-Chat with an Aqua interface for MacOS X. X-Chat Aqua uses the irc engine from X-Chat, and is designed to look and feel like the GTK+ front end.
Mac OS X frontend for OpenSSH's sftp/scp tools
C++/C library to construct Excel .xls files in code.
A multiplatform C++ library for dynamic generation of Excel .xls files containing multiple worksheets. Unlike .csv files, these can be directly opened by Excel and thus provide an excellent way to output large data sets that require further analysis. To see the latest changes, select "Files" and view the README text displayed at the bottom of that pane. IMPORTANT: Major changes are contained in the current SVN source. If you have time please try to use it or the xlslib-package-2.4.0b1.zip archive, and enter bug reports on any problems! Changes: - library specific strings now in their own namespace - iOS Objective-C library - most project files updated (MSVS etc) - C bridge now supports formulas Note: there is a related SF project, libxls, to read Excel files.
A multi-protocol instant messaging app for Mac OS X
Adium is an Open Source, multi-protocol instant messaging application for Mac OS X. Adium supports AIM, ICQ, Jabber, MSN, Yahoo!, Google Talk, Bonjour, Gadu-Gadu, Novell Groupwise, SIP/SIMPLE (Text), and Lotus Sametime. Additionally, it supports all of these applications at once so, even if you have multiple IM accounts, you don't have to log into each account separately.
Chamonix is a CHM viewer for Mac OS X 10.4. It is an Objective-C app that uses CHM lib (http://sourceforge.net/projects/chmlib), Cocoa and WebKit. It supports ToC, Indexing, Search and Favourites and multiple CHM documents.
Chicken is a VNC client for Mac OS X. A VNC client allows remote access to another computer over the network. Chicken is based on Chicken of the VNC.