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http://maniacdev.com/2010/06/35-open-source-iphone-app-store-apps-updated-with-10-new-apps/

Open Source iPhone Apps List – Real App Store Code Examples! | iPhone, iOS 4, iPad SDK Development Tutorial and Programming Tips

Welcome to the sixth iteration of the open source iPhone and iPad apps list. A For those that have seen similar listings on other sites using the exact wordings, and links below welcome to the source for the original list. Also included are some open source iPad apps, and universal open source iOS apps.
http://three20.info/roadmap/1.0.5

1.0.5 Information | Three20

Included in this release: 1 new feature , and 10 resolved issues . People involved in this release . Compare 1.0.4.1 to 1.0.5 on GitHub. New Features Since 1.0.4.1 Xcode 4 is now officially supported by Three20.