Hey, found some tools that can be used for ascent, maybe some for MaNGOS too, you can test it if you got MaNGOS. Well not so much info but try it out.
This contains the following tools:
Map Viewer
Model Viewer
DBC converter
Ascent DB Editor
DBC Extractor
Item Creator
Download Link 1: RapidShare: 1-Click Webhosting
Download Link 2: Filebeam - Free Fast File Hosting
Enjoy