Softimage Mod Tool

Program used to make models for HL2.

XSI Mod Tool(Based on SOFTIMAGE|XSI Foundation) is available for FREE.

Official Website

Tutorials

• XSI Beginner Tutorial

• XSI Texturing

• XSI Animation

• Creating a 'prop_physics entity'

• Creating a Custom Character for Half-Life 2 Using the SOFTIMAGE XSI Mod Tool

• Getting Static Props into Source via XSI|EXP for HL2

note: File Structure in this tutorial is outdated. Replace sourcesdk/cstrike_sample_content with sourcesdk_content/cstrike. See Source SDK Files and Directory Structure for details.

VTM

3D Buzz - "Introduction to XSI" 5 hour VTM series

3D-Palace

Samples

SourceSDK contains various character/weapon/vehicle sample scenes(.scn) for XSI. See "sourcesdk_content/<game name>/modelsrc/..."

Also there is Korin XSI Mod Tool Scene data released by nkinta.