HWR Tools

Official
HODOR - can be found on Steam; converts DAE to HOD

RODOH - Steam; converts HW2C HOD to DAE

Unofficial
bigDecrypter - for decrypting HomeworldRM ".big" files.

Blender DAE Importer

DAEnerys DAE previewer and editor

HODOREST - GUI for HODOR.

Better Collada Exporter - HW Edition - for Blender

HomeworldRM - MaxScripts - for 3ds Max

Weapon Editor by Xercodo