Cydia
Cydia is a front-end for Debian APT, a mature packaging solution for Unix systems, designed to be a fully-featured replacement for Installer.Telesphoreo is an APT-based distribution of Unix software for modern smartphones. (i.e. A better Subsystem)
- License: Freeware
- Author/Publisher: Jay Freeman
- Modification Date: December 28, 2009
- Requirements: iPhone OS 3.x, 4.x
File Size: 615 KbPwnageTool will install Cydia for youOr download the update with Cydia on your iPhoneRepository (Saurik): http://apt.saurik.com/Info Home Page
iTunes 9.0.3
The entertainment capital of your world. Get your iPhone Apps.
- License: Freeware
- Author/Publisher: Apple
- Modification Date: February 1, 2010
- Requirements: Mac OS X 10.4.11 or higher
File Size: 90.8 MB Home Page 
PwnageTool 3.1.4
Pwnage is based on an exploit found in the lower levels of theiPhone/iTouch bootloader. We can now "pwn" Apple by patching the deviceto allow unsigned code. This opens the door to unlimited possibilities.Once your iPhone/iTouch has been "pwned", you can do things likeinstalling custom made .ipsw files - straight from iTunes!
- License: Freeware
- Author/Publisher: iPhone Dev Team
- Modification Date: October 13, 2009
- Requirements: Mac OS X 10.4 or higher, for iPhone OS 3.0 to 3.1.2
File Size: 23.1 MB - Please ReadPwnage Guide by BigBossblog.iphone-dev.org redsn0w 0.9.3
A cross-platform jailbreaking, unlocking, and customizing tool foriPhones and iPod touches. Customizations include boot logos, recoverylogos, and “verbose” boot. It's a standalone program that doesn't useiTunes (no custom IPSWs are involved).
- License: Freeware
- Author/Publisher: iPhone Dev Team
- Modification Date: January 31, 2010
- Requirements: Mac OS X 10.4 or higher, for iPhone OS 3.0 to 3.1.2
File Size: 10.2 MB - Please Read: blog.iphone-dev.org