WP7 Root Tools 0.9 close to a release
In this version, Healthcliff74 is adding the ability to mark an app as “trusted”, effectively granting that app root access. He says the reasoning behind this is so that potential malware on the device would not also have unrestricted access. He likens the “trusted” toggle to that of an interactive firewall.
• Samsung 1st generation
• Samsung 2nd generation
• LG
• HTC 1st generation with Mango v1 drivers
• HTC 1st generation with custom unlocked roms
source: XDA-Developers via WPCentral
Things that are NOT allowed: