The Open Source iPhone Apps List

Here is the open source iphone app list in alphabetical order:
1. AlienBlue - A feature rich Reddit client for iPhone and iPad. (iTunes link) (source code)
2. AntiMapLog - An app for recording your own data (location, time, etc.) over a period of time. (iTunes link) (source code)
3. AnyPic - An app for recording your own data (location, time, etc.) over a period of time. (iTunes link) (source code)
4. audioGraph - An audio processing graph demonstration app. (iTunes link) (source code)
5. Bancha - An app for managing websites powered by the Bancha CMS. (iTunes link) (source code)
6. Barcode Scanner - An example app that is part of the Zxing barcode reader project. (iTunes link) (source code)
7. Battle For Wesnoth – Fantasy themed turn based tactical RPG game available on several platforms and now the iPhone/iPad.  (iTunes link) (source code)
8. Bubbsy - Cocos2D based game using Box2D fixes and Tiled level creation.  Unique license see source code page. (iTunes link) (source code)
9. Camlingual - App that can read and translate signs using sophisticated OCR.  (iTunes link) (source code)
10. Canabalt - Popular run and jump type game. (iTunes link) (source code)
11. Chat Secure - An instant messaging application supporting the Xmpp (Google Talk, Jabber) /Oskar (Aim) protocols. (iTunes link) (source code)
12. Cheddar - A to do list app featuring syncing between multiple devices. (iTunes link) (source code)
13. Climbers - 2D finger dragging climbing game created with Cocos2D.(iTunes link) (source code)
14. Colloquy – Conversion of the most popular Mac IRC client to the iPhone.(iTunes link) (source code)
15. ComicFlow – Beautiful comic book reader for iPad. (iTunes link) (source code)
16. Countitout - A generic counting app. (iTunes link) (source code)
17. Desktop Web Analytics - An app for displaying Piwik web analytics data built with AS3/Air. (iTunes link) (source code)
18. Diceshaker - Dice rolling simulator designed for role-playing game enthusiasts. (iTunes link) (source code)
19. Dollar Bets - App for recording personal bets placed with your friends. (iTunes link) (source code)
20. Doom Classic - Classic 3D first person shooter. (iTunes link) (source code)
21. Dozuki - Interactive repair manual app from the guys at iFixit. (iTunes link) (source code)
22. Ecological Footprint - Calculate, display, and record your ecological footprint. (iTunes link) (source code)
23. Edgy - App for demonstrating the basics of OpenCV and the iPhone. (iTunes link) (source code)
24. Edhita - iPad text editor with file transfer support and browser previewing. (iTunes link) (source code)
25. Fresh Food Finder - App for finding locally grown food built with Phonegap/Cordova. (iTunes link) (source code)
26. Freshbooks – Open Source iPhone app that enables usage of Freshbooks web invoicing software from your iPhone. (iTunes link) (source code)
27. Frotz - Open Source interactive fiction app with support for the Z-machine format. (iTunes link) (source code)
28. Gas Guide - Guides for helping medical students study built from the Gas guide source. (iTunes link) (source code)
29. Gorillas – Classic Worms/iShoot turn based shooter type game converted to iPhone from basic. Utilizes Cocos2D. (iTunes link) (source code).
30. Greek Interlinear Bible - An app for helping study ofthe original new Testament Greek bible . (iTunes link) (source code).
31. Heredox - Tile based game featuring multiplayer created with Cocos2D. (iTunes link) (source code).
32. HoxChess – A Xiangqi (chinese chess) game. (iTunes link) (source code)
33. iLabyrinth - Puzzle game written in Cocos2D requiring you to navigate through increasingly difficult labyrinths. (iTunes link) (source code)
34. iStrobe - Turns the iPhone 4 flash into a highly configurable strobe light.(iTunes link) (source code)
35. iWVU - Official iPhone application of West Virginia University. (iTunes link) (source code)
36. Last.fm – Software that enables usage of the Last.fm platform for personal radio stations. (iTunes link) (source code)
37. Little Go - An iOS version of the game of Go featuring a tough AI opponent. (iTunes link) (source code)
38. Master Password - An app for generating and storing passwords. (iTunes link) (source code)
39. Mobilesynth - A monophonic synthesizer designed for live performance. (iTunes link) (source code)
40. Molecules – Allows you to view 3D models of molecules and manipulate them through touch. (iTunes link) (source code)
41. Mover – Allows you to transfer stuff from one iPhone to another by "flicking" it to the other device. (iTunes link) (source code)
42. Mugician - iPad music synthesis app being used by various musicians in real life gigs. (iTunes link) (source code)
43. Natsulion - A basic twitter client converted from mac. (iTunes link) (source code)
44. Next Airport - A navigation and weather utility app built with Red Foundry. (iTunes link) (source code)
45. News:yc - A hacker news client. (iTunes link) (source code)
46. Packlog – Backpack journal client. (iTunes link) (source code)
47. PlainNote - Simple Open Source Notepad. (iTunes link) (source code)
48. Pw Safe - Password manager that works across multiple platforms. (iTunes link) (source code)
49. Quickbright - Simple app for setting the brightness for your iPhone quickly and easily. (iTunes link) (source code)
50. RPI Shuttle Tracker - App for tracking bus positions around the RPI campus. (iTunes link) (source code)
51. Sage Math - Interface to the sage computer algebra system. (itunes link) (source code)
52. Sign Plus - App for turning iPad into a digital sign. (itunes link) (source code)
53. SpaceBubble – Space game featuring core graphics, and accelerometer usage. (itunes link) (source code)
54. SparkleShare - Client for the DropBox like SparkleShare file storage service. (itunes link) (source code)
55. Stockfish Chess – A chess game featuring extremely effective AI . (itunes link) (source code)
56. Sudoku Resolv  - Sudoku solving app using computer vision. (itunes link) (source code)
57. Sugar on Pancake  - An iOS client for SugarCRM. (itunes link) (source code)
58. Task Coach – Personal to-do list and task manager. (itunes link) (source code)
59. The White House - Official app for the White House. (itunes link) (source code)
60. Travel Advice UK - App featuring worldwide travel advice provided by the UK Governemnt. (itunes link) (source code)
61. Tweedie - A twitter iPad client created using HTML5 and Phonegap (Cordova). (itunes link) (source code)
62. Tweejump – Platform jumping game inspired by Icy Tower. Utilizes Cocos2D. (itunes link) (source code)
63. Tweetee – Enhanced version of the Natsulion Twitter Client. (itunes link) (source code)
64. Tweetero – Basic twitter client with image uploading. (itunes link) (source code)
65. Vim - The classic highly configurable UNIX text editor ported to iOS. (itunes link) (source code)
66. ViralFire – Unique game where you are a dodging blood cell. (source code)
67. Warped AR – An augmented reality app created using Appcelerator Titanium. (itunes link) (source code)
68. Wikihow – A reader app for the popular how to wiki site. (itunes link) (source code)
69. Wikipedia – Official Wikipedia app for iOS devices. (itunes link) (source code)
70. Wolfenstein 3D Classic Platinum – If you haven't heard of Wolfenstein post below so we can say a prayer for you. (itunes link) (source code)
71. WordPress – Client for managing WordPress blogs. Also has an iPad version. (itunes link) (source code)
72. Xpilot – Simple massively multiplayer arcade shooter from the early days of the internet. (itunes link) (source code)
73. YourRights – Pocket database containing a summary of your legal rights.(itunes link) (source code)
74. ZBar – A barcode reader open source iphone app. (itunes link) (source code)
These are apps that are no longer in the app store for which source code is available:
75. 2012 Olympics - App displaying timetable for 2012 Olympic events.   (source code)
76. Aeropack - A steampunk themed retro-platform game created using GameSalad. (source code)
77. Alphabet Blocks - An educational toy featuring letter blocks created with using Cocos2D.. (source code)
78. Clearis - Cocos2D based puzzle game.  (source code)
79. Cryptose - A cryptogram puzzle game made with the Marmalade (formerly Airplay) SDK.  (source code)
80. Fosdem- Calendar app for the Fosdem open source conference. (source code)
81. NowPlaying - Allows you to check local theater listings, and check rotten tomato ratings.  (source code)
82. PocketFlix - Find movies, and manage your Netflix information. (source code)
83. Prey - Anti-theft tracker featuring on-demand and push notification activation. (source code)
84. reMail - E-mail client featuring ultra-fast search. Removed from app store, but source made available. (source code)
85. RobotFindsKitten - Port of a very silly "classic" ASCII game. (source code)
86. Sci-15 HPCalc - Calculator app based on classic scientific HP-Calculator. (source code)
87. Scratch - A viewer allowing you to run applications made with MIT's scratch project. (source code)
88. Skeleton Key - Puzzle game created using Cocos2D. (source code) (source code iPad)
89. Star3Map - Augmented reality star and planet charting application. (source code)
90. Teh Internets - A silly side scrolling game that makes fun of many internet memes created using Cocos2D.  (source code)
91. Tilt Monster - iPhone game written with the Corona SDK that reached top 25 in the app store. (source code)
92. Tux Rider - iPhone port of the extremely popular, and beautiful 3D Tux Racer game. (source code)
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