BioProtect is a new Cydia Tweak for the iPhone 5s that lets you protect your applications with Touch ID authentication. You can prevent certain apps from opening unless you scan your fingerprint.
DockShift is a new Cydia tweak that lets you fine-tune the iOS 7 dock's background, letting you make it transparent or blurred. TransparentDock is another tweak that simply removes the background all together.
These are instructions on how to jailbreak your iPod Touch 3G and iPod Touch 4G using Greenpois0n for Windows. Greenpois0n supports iOS 4.1 and iOS 4.2.1.
These are instructions on how to jailbreak your iPhone 3GS and iPhone 4 using Greenpois0n for Mac. Greenpois0n has been updated to support the iOS 4.1 and iOS 4.2.1 firmware
These are instructions on how to jailbreak your iPod Touch 3G and iPod Touch 4G using Limera1n for Mac. Limera1n supports iOS 4.0, 4.0.1, 4.0.2, and 4.1.
These are instructions on how to jailbreak your iPod Touch 3G and iPod Touch 4G using Limera1n for Windows. Limera1n supports iOS 4.0, 4.0.1, 4.0.2, and 4.1.