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Fabulously Optimized ⚠️ 9.1.0 for 1.21.5
Check the game version, loader and dependencies below, then grab this exact release.
Modrinth release
⚠️ 9.1.0 for 1.21.5
- Game
- 1.21.5
- Loader
- Fabric
- Published
- 7 Sept 2025
- Channel
- alpha
- Downloads
- 75.9k
Where this file goes
Keep this pack release together.
Install it as its own instance with the game version and loader above. The source has not labelled a separate server ZIP in the data we receive, so only use one when the creator lists it for this exact release.
Dependencies for this release
What else does it need?
No required project dependencies are listed for this release.
From the release
What changed?
This version may have anticheat issues in multiplayer. Please disable MC-199467 in Debugify or update the modpack. Read more • Added Optiboxes as an alternative to Nuit (OptiFine skybox support) • Readded Fabrishot - now updated • Removed Bigshot as Fabrishot is now available • Updated Entity Model Features, Entity Texture Features, Controlify, e4mc, Entity Culling, Fabric API, Fabric Language Kotlin, ImmediatelyFast, LambDynamicLights, Polytone • Per user feedback, Better Grass is now disabled by default • The mod is not going anywhere, new instances will just have to explicitly turn it on in Video Settings • Added a first-run guide for new instances • This is done by enabling the onboarding accessibility screen again and changing its text • First-run narrator speech sentence is muted for translated languages • Adjusted Remove Reloading Screen options to workaround servers that provide a custom resource pack • Fixed incorrect titles on LAN servers in server list • Updated various translations • Updated and enforced Fabric Loader 0.17.2