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NVIDIAGameWorks

NVIDIAGameWorks/rtx-remix-minecraft

A beta Fabric mod that adds NVIDIA RTX Remix path tracing to Minecraft Java Edition 1.21.1 on GeForce RTX GPUs.

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What is it?

RTX Remix for Minecraft is a beta Fabric mod that replaces the game's lighting with real-time path tracing, powered by NVIDIA RTX Remix. It targets Minecraft Java Edition 1.21.1 on Windows and requires a GeForce RTX 30-series or newer GPU. Light bounces off surfaces, through glass and from torches, so shadows, reflections and colour bleeding are computed rather than baked in.

Lighting adapts to time of day, weather and underwater conditions, and map authors can attach a specific look to locations in a world. The mod adds a Copper Beacon block whose beam acts as a real light source, supports recorded camera flythroughs for video or before-and-after comparisons, and provides an in-game settings screen for distances, framerate, sky, exposure and materials.

The mod was tuned against a showcase world built by BlockWorks, and it is optionally distributed with an NVIDIA-made LabPBR-style texture pack. Other mods, full playthroughs and newer Minecraft versions have had limited testing. The release includes an installer that sets up Java 21, Fabric and the RTX Remix runtime.

Key features

  • 01Path-traced global illumination for blocks, mobs and items on RTX GPUs
  • 02Lighting that changes with time of day, weather and underwater conditions
  • 03In-game settings for render distance, framerate, sky, exposure and materials
  • 04Copper Beacon block whose beam acts as a real light source
  • 05Recorded camera paths for flythroughs and before-and-after comparisons

Use cases

  • Showing off real-time ray tracing in a familiar Minecraft world
  • Recording cinematic camera flythroughs of builds
  • Testing how path-traced lighting affects a custom map or texture pack

Quick start

  1. 1

    Download the release archive from the Releases page

  2. 2

    Extract the release archive

  3. 3

    Double-click install.bat and follow the menu

  4. 4

    Launch the NVIDIA RTX Remix for Minecraft profile from your launcher

Things to know

  • Beta software with known issues and bugs still to be discovered.
  • Windows 10 or 11 only, and requires a GeForce RTX 30-series or newer GPU.
  • Targets Minecraft Java Edition 1.21.1 only.
  • Limited testing with other mods, and needs about 5 GB of free disk space during install.

Topics

FAQ

What is rtx-remix-minecraft?
A beta Fabric mod that adds NVIDIA RTX Remix path tracing to Minecraft Java Edition 1.21.1 on GeForce RTX GPUs. RTX Remix for Minecraft is a beta Fabric mod that replaces the game's lighting with real-time path tracing, powered by NVIDIA RTX Remix. It targets Minecraft Java Edition 1.21.1 on Windows and requires a GeForce RTX 30-series or newer GPU. Light bounces off surfaces, through glass and from torches, so shadows, reflections and colour bleeding are computed rather than baked in.
Is rtx-remix-minecraft free to use? What license does it have?
rtx-remix-minecraft is open source under the Apache-2.0 license. Check the license terms before using it in commercial products.
Is rtx-remix-minecraft still maintained?
Actively maintained. The last commit to rtx-remix-minecraft was on Oct 23, 2026.
What can I use rtx-remix-minecraft for?
Showing off real-time ray tracing in a familiar Minecraft world Recording cinematic camera flythroughs of builds Testing how path-traced lighting affects a custom map or texture pack
How do I install rtx-remix-minecraft?
Download the release archive from the Releases page Extract the release archive Double-click install.bat and follow the menu Launch the NVIDIA RTX Remix for Minecraft profile from your launcher
Where can I get rtx-remix-minecraft?
The source code and installation instructions are on GitHub: https://github.com/NVIDIAGameWorks/rtx-remix-minecraft

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