
FastPBR
ModrinthA fast and high-quality shaderpack with realistic visuals and PBR atmospherics.
2.0 · MC 1.21.4 · Iris
Files
2.0
releaseFastPBR v2.0
1.21.41.21.31.21.21.21.1+14iris2025-02-28 · 1.2M downloads
FastPBR_v2.0.zip · 1.1 MB
1.1
releaseFastPBR v1.1
1.20.11.201.19.41.19.3+2iris2023-06-13 · 800.7K downloads
FastPBR_v1.1.zip · 1.1 MB
1.0
releaseFastPBR v1.0
1.19.41.19.21.18.2iris2023-04-27 · 13.1K downloads
FastPBR_v1.0.zip · 1.0 MB
Files are delivered unmodified from Modrinth's servers and verified against the SHA-512 hash published by the project. The project's license applies to every file; check it before redistributing.
Gallery
About
What is the FastPBR Shader?
This is a fast shaderpack that still offers high-quality visuals and uses PBR atmospherics, hence its name.
PBR does not mean specular support, so do not confuse these terms despite this being a common misconception in the shaderpacks community.
Where can I download it?
Either here or via my website (link below).
What features does it offer?
- Dynamic soft shadows
- Optional screen-space indirect lighting using HBIL
- Temporal Anti-Aliasing and Upscaling (TAAU)
- Procedural realistic skybox including volumetric clouds
- Volumetric fog
- Various optional lens effects such as depth of field, lens flares and vignette
- Compatibility with Distant Horizons since v2.0
Any Requirements?
- Iris 1.6.0 or newer
- OptiFine is NOT supported and will not be unless it catches up with Iris' more advanced featureset
- A graphics card that supports OpenGL 4.3 or newer
- Windows/Linux






