Cydia Tweaks by Jay Freeman (saurik) by Recent Updates ↓
specific utility to unjailbreak most devices
graphical iPhone front-end for APT
safe mode safety extension (safe)
powerful code insertion platform
framework for managing lock screen plugins
runtime execution server and disassembler
library support for Cycript in a UIWebView
UIKit/GraphicsServices command line access
patch for installd to support uikittools
theme manager, used by most themes