ShadersJava
FastPBR
Java shader pack listed for Minecraft 1.18–1.21. File opened and checked on 29 Sep 2026; downloads from the MC Java Mods app on Android.
⬇ Download on Modrinth
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
External Links:
Quick facts
- Edition: Minecraft Java
- File type: .zip (resource pack)
- Minecraft versions listed: 1.18.2, 1.19, 1.19.1
- How to install: Download the .zip resource pack — do not unzip it. → Put it in .minecraft/resourcepacks. → Enable it in Options → Resource Packs.
- Where to get it: Opens on Modrinth — not every file is mirrored on our own servers.
Install steps are the general flow for this file type — see the MC Java Mods guides for the full walkthrough.
File checked by MCModsHub
- Downloads as FastPBR_v2.0.zip
- Download size: 1.1 MB
- Download link checked 28 Oct 2026 — working
These come from our own check of the pack file, not from the source page.