Download Euphoria Patcher

Euphoria Patcher is an optional Fabric/Quilt mod that adds extra options on top of Complementary Shaders. It is not a standalone shader pack.

Install and test Unbound or Reimagined first, then download the Patcher JAR here.

This build targets Complementary r5.9.3. Put the JAR in your mods folder (with Iris), not in shaderpacks. Setup tips: Euphoria guide.

Download now

Download Euphoria Patcher (Fabric)

Only add Euphoria after Complementary Unbound or Reimagined already works. See the Euphoria guide for order and removal.

Version	1.10.5-r5.9.3 Latest
Size	4.4 MB
Released	2026-09-15
Minecraft	Matches Complementary r5.9.3
Works with	Iris, Fabric, Quilt
Notes	Fabric/Quilt mod for Iris setups. Install after Complementary Unbound or Reimagined already works. Put the JAR in your mods folder, not shaderpacks.

Install Fabric or Quilt, Iris, and Sodium. Confirm Minecraft launches.
Download and enable Complementary Unbound or Reimagined. Test a world until the base pack is stable.
Download Euphoria Patcher (Fabric) from the button below.
Place the JAR in your mods folder next to Iris. Do not put it in shaderpacks.
Relaunch, enable Complementary again, then turn new Euphoria options on in small batches while watching FPS.
If anything fails, remove the Patcher JAR first and retest with only the base Complementary ZIP.

Want install order and version tips? Read the Euphoria Patches guide.

Install Iris or OptiFine and confirm Minecraft launches.
Enable Complementary Unbound or Reimagined and test a world.
Only then download Euphoria Patches.
If anything breaks, disable patches first and retest the base pack, see troubleshooting.

An optional Fabric/Quilt mod that extends Complementary Shaders. See the Euphoria guide.

No. Install Complementary Unbound or Reimagined first, then add the Patcher.

Current Euphoria releases are mod JARs. We host the Fabric/Quilt JAR for Iris setups.

Some options can. Enable effects one group at a time and watch your frame time.