There are some jailbreak utilities that come along and quickly receive must install status. JellyLock7 is quickly becoming one of them. It gives you quick access to your favorite apps without ever having to leave the Lock screen. It's simple but it's one of those tweaks that you never knew you needed until you had it.
Once you've got JellyLock7 installed, hop into your Settings app and configure up to five apps to appear on your Lock screen. You can also choose whether or not you want to grant access to those apps without your passcode. After you respring you'll now have access to your chosen apps right on your Lock screen.
JellyLock7 is compatible with both iPhone and iPad and is available now for free in Cydia. If you happen to check it out, let me know what you think of it in the comments! iOS currently gives us access to the Camera app stock on the Lock screen. If your'e not jailbroken, would you like to see more apps show up on the Lock screen in the future?