Strata Source engine branch

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Chaos Initiative's logo

The Strata Source is a branch of the Source engine. It is a heavily modified version of the CS:GO engine branch with the Portal 2 engine branch's features ported, along with many major improvements to bring Source up to modern standards. Notable features include DX11 support, Source 2013 model support, Portal support, and more.

Features

Feature list from Chaos Initiative's Wiki

Native DirectX 11 renderer

Support for DX11 by default

DXVK support on Linux for both DirectX 9 and 11

64-bit support

Support for 64-bit. 32-bit has been dropped

PBR shading

Uses shaders to attempt to more accurately simulate real-world light

Backported Portal 2 engine branch features, including World Portals and Portal gun

Backwards compatibility with BSP v19-20, as well as native BSP v21 support

Backwards compatibiltiy with TF2/HL2 branch models

Source 2013 uses a different model format, now supported

.webm video support, replacing older Bink videos

Increased framerate, and easier to author

Many improvements to Linux support

Fully cross platform engine tools and utils

Steam Audio

Many improvements to the Hammer level editor

Many code quality improvements (Refactors, cleanup and C++20)

Sentry crash report integration

See Also

• Chaos Initiative's Wiki