Noctem Debugger

Can install at boot, auto, system, or manual start points
Ring 0 debugging
Full kernel-level GUI for maximum debugging productivity
Hotkey to break into debugger at any time
32-bit and 64-bit support
Support for Windows 2000, Windows XP, Windows Server 2003, Windows Server 2008, Windows 7
PDB debug symbol support
Scriptable in Ruby. Yes, we're porting Ruby to Ring 0.
Debugging of virtual machines
... and more ...

I'm taking requests, feel free to email to dildog@l0pht.com if you want to make suggestions, or DM me on twitter

Noctem Debugger has a Twitter account at @NDebug that we use for announcements only

NDebug service manager teaser screenshot from pre 1.0 (7/24/2011)

Coming Soon

Coming Soon

Coming Eventually