redsn0w has been updated to 0.9.8b5, adding support for Apple's new iOS5 beta5 (point it directly at the beta5 IPSW). Please use this only if you're a jailbreak app developer with a legit Apple dev account, and remember it's a tethered jailbreak for now!
You can download RedSn0w 0.9.8b5 from here: Mac, Windows
We will be updating our iOS 5 tutorials linked below shortly...
● iPhone 4 (Windows, Mac)
● iPhone 3GS (Windows, Mac)
● iPad 1 (Windows, Mac)
● iPod Touch 4G (Windows, Mac)
● iPod Touch 3G (Windows, Mac)