Grunt Modder is all you need to mod your Xbox 360. It has all of the tools you need at the price you want(free!).
On top of that, Grunt Modder does not require registration and is open source! Features include:
-USB Support (Excluded from Program untill slashr finishes the dll)
-Drag and Drop a CON file to check its contents
-Built in resigner/hasher (Proper Rehashing)
-Halo Reach Map Packager
-Halo Reach Screenshot Extraction Tool
-Stay up to date with the built in auto updater
-Mod your progress with the GTA IV Tool
-Red Ded Redemption EXP Modder
-Add a Gold Crown to your Profile with the Crown Tool
-Change your service tag in Halo Reach
-Edit your Orb count in Ninety Nine Nights
-Completly free with no registration required
-Download free DLC with DLC Downloader and use it without a Jtag!
-Enjoy full support directly from the staff that created the tool

You can view the official download page Here (click)
If you need support or have a comment, leave it here or in the support forum at www.gruntmods.com/forums

Follow us on Facebook or Twitter