Open Source iPhone Applications

This article focuses on open source applications that are hosted on the App Store. We will only consider applications that are approved by Apple and published. Novice developers can learn their code to enhance their skills.

1. ABC 123 - A simple memory game. Uses Cocos2D . ( itunes link ) ( source code )

2. Colloquy - Port of the famous Mac IRC client on the iPhone . ( itunes link ) ( source code )
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3. Diceshaker - Simulator throwing dice (dice) for fans of role-playing games . ( itunes link ) ( source code )

4. Doom Classic - Classic 3D shooter. ( Itunes link ) ( source code ) ( build instructions )

5. Freshbooks - An application that allows you to use Freshbooks web service to invoice directly from your iPhone. ( itunes link ) ( source code )

6. Gorillas - A classic game like Worms / Tanchiki . Uses Cocos2D . ( itunes link ) ( source code )

7. Last.fm - An application that allows you to use personal radio channels of the Last.fm ( itunes link ) service ( source code )

8. Mobilesynth - Mono synthesizer for iPhone ( itunes link ) ( source code )

9. Molecules - The application allows you to view 3D models of molecules and manage them by touching the screen. ( itunes link ) ( source code )

10. Mover - An application that allows you to transfer data between two different iTouch devices ( itunes link ) ( source code )

11. Natsulion - A simple twitter client. ( itunes link ) ( source code )

12. NowPlaying - Allows you to receive local posters and watch criticism of current shows from the sites RottenTomatoes and Metacritic ( itunes link ) ( source code )

13. Packlog - iPhone is a client for the popular BackPak service . ( itunes link ) ( source code )

14. PocketFlix - The application allows you to search and manage your account in the service Netflix . ( itunes link ) ( source code )

15. Sci-15 HPCalc - Engineering Scientific Calculator . ( itunes link ) ( source code )

16. Task Coach - Application for managing time and tasks. ( itunes link ) ( source code )

17. Tubestatus - Schedule for London electric trains. ( itunes link ) ( source code )

18. Tweejump - Jumping game inspired by twitter and Icy Tower. Uses Cocos2D. ( itunes link ) ( source code )

19. Tweetero - A simple twitter client with image upload support. ( itunes link ) ( source code )

20. Twitterfon - Super fast twitter client ( itunes link ) ( source code )

21. Wikihow - Reader for the popular wiki. ( itunes link ) (source code available by e-mail from support@wikihow.com)

22. Wordpress - Official client for WordPress engine. ( itunes link ) ( source code )

23. YourRights - Pocket guide to your rights. ( Itunes link ) ( source code )

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24. BookShelf - e-book reader for iTouch-devices. ( itunes link ) ( source code )

25. iOctocat is a client for a popular hosting of a clean GitHub code ( itunes link ) ( source code )

26. Eponyms - medical eponyms database ( itunes link ) ( source code )

27. MobileTerminal - terminal for iphone / ipod touch ( source code )

28. MobileStudio - several products of one company:

• MobileTextEdit - Text editor;
• MobilePreview - Photo / Image Viewer;
• Mobile-RSS - RSS Client;
• MobileTetrominos is a tetris type game;
• MobileFinder is a file manager.

29. iPhone offline map is a map application for itouch devices with the ability to work with maps in the disconnected network mode. ( source code )

30. iPhone-wireless - a wifi-network scanner, promising soon the support of GSM-towers and bluetooth-points as well. ( source code )

31. Waze is a navigation program for iphone, unusual in that you not only use service cards, but also create a map with your own trips by closing “white” service spots and getting bonus points. ( itunes link ) ( source code )

32. AppsAmuck - a selection of simple applications with source code for novice developers, just click on the application icon and follow the instructions.

33. Siphone - free VoIP - an application with minimal functionality, uses the popular library pjsip, thanks @astarovoitov

34. OmniFrameworks - OmniGroup open source toolkit for iPhone and Mac development, thanks to mirkitanov

35. iRdesktop - RDP client for iPhone OS. ( source code ) ( itunes link ), thank you thanks icesik

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36. Battle For Wesnoth - Fantasy tactical turn-based RPG available for several platforms earlier, and now for the iPhone / iPad . ( itunes link ) ( source code )

37. Artifice - A logic game in which you need to reach the opposite end of the screen by moving boxes on your way. Uses Cocos2D . ( itunes link ) ( source code )

38. Countitout -Application for account management . ( itunes link ) ( source code )

39. Ecological Footprint - Application for calculating your environmental performance ( itunes link ) ( source code )

40. Fosdem - Fosdem conference calendar application ( itunes link ) ( source code )

41. Go Go Lotto –The application for generating tickets Lotto ( itunes link ) ( source code )

42. iStrobe - An application that turns the iPhone 4 flash into a straboscope ( itunes link ) ( source code )

43. PlainNote - A simple text editor ( itunes link ) ( source code )

44. Puff Puff - Beautiful toy in the underwater world, uses Cocos2D and OpenFeint . ( itunes link ) ( source code )

45. reMail - E -mail client with a very fast mail search, deleted from the AppStore, source codes are available. ( source code )

46. RobotFindsKitten - Port classic ASCII - toys . ( itunes link ) ( source code )

47. SpaceBubble - A space game that uses Core Grafics and an accelerometer phone. ( itunes link ) ( source code )

48. Star3Map - Augmented reality application for searching the constellations in the starry sky. ( itunes link ) ( source code )

49. Tux Rider - Port of the popular 3D game Tux Racer. ( itunes link ) ( source code )

50. Tweetee - An enhanced version of the Natsulion twitter client. ( Itunes link ) ( source code )

51. ViralFire - An application in which you need to act as a blood cell and fight viruses. ( itunes link ) ( source code )

52. Wolfenstein 3D Classic Platinum - Classic 3D shooter . ( itunes link ) ( source code )

53. Xpilot - Classic toy - arcade shooter. ( itunes link ) ( source code )

54. ZBar –Scanner of source codes with barcodes . ( itunes link ) ( source code )

Read the same review of open source libraries for iphone / ipod touch and a review of game engines for these platforms.