Dota 2 engine branch (Source)

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September 2025

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The Dota 2 engine branch was the latest branch of the Source but was removed with the Dota 2 Reborn update in 2015, which upgraded the game to Source 2.

Features ^[confirm]

New since the CS:GO engine branch is:

Cloth simulation

Real-time cloth simulation (i.e. soft-body physics).

Global lighting

The world is lit and shadowed dynamically with env_global_light (in addition to pre-compiled light).

Steamworks integration

Building upon community-driven features from Team Fortress 2, players will be able to share strategy guides and coach newer players through Steamworks.

MultiBlend Textures

4-way texture blending, upgrading/replacing WorldVertexTransition

Screen-space Anti-aliasing

Anti-aliasing for use with deferred shading

Screen Space Ambient Occlusion

Ssao post-process shader

Published demo file format

Dota 2 Demo Format contains a link and instructions for parsing the Dota 2 demo files

Custom Addon Support

See the Dota 2 Workshop Tools for more details.

Custom Addon Support

See the Dota 2 Workshop Tools for more details.

See also

• Dota 2
• CS:GO engine branch