Ready to install?
SparkleFlake's Optimization pack SparkleFlake's Optimization pack 13.7 (1.21.11)
Check the game version, loader and dependencies below, then grab this exact release.
Modrinth release
SparkleFlake's Optimization pack 13.7 (1.21.11)
- Game
- 1.21.11
- Loader
- Fabric
- Published
- 26 Mar 2026
- Channel
- release
- Downloads
- 51
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?
Replaced Optifine Capes Reborn with Capes Updated Nvidium Fork to 0.4.3 beta 7 (1.21.11) Updated Entity Culling to 1.10.0 (1.21.11) What's Changed • Add Fabric 26.1 support • Large build script and lib updates due to 26.1, please report any issues. Enter godmode into the recipe book for debugging • Add German translation by @GulutGames in https://github.com/tr7zw/EntityCulling/pull/277 • lang: Update zh_cn.json by @Moralts in https://github.com/tr7zw/EntityCulling/pull/284 New Contributors • @GulutGames made their first contribution in https://github.com/tr7zw/EntityCulling/pull/277 Full Changelog: https://github.com/tr7zw/EntityCulling/compare/1.9.5...1.10.0 Updated Inventory Profiles Next to fabric-1.21.11-2.2.5 (1.21.11) What's new 2.2.5 • support for Forge 1.21.11 • fixed profile parser not working for some components. Thanks to @rassvet-ii for all new work on profiles. • removed the last of the OpenGL dependent code. • 1.21.6 and 1.21.10 are no longer supported. Updated Iris Shaders to 1.10.7+1.21.11-fabric (1.21.11) Fixed a bunch of bugs Updated Language Reload to 1.7.6+1.21.11 (1.21.11) • Updated Polish translation. (#84 by @PRO100KatYT) Updated libIPN to fabric-1.21.11-6.6.3 (1.21.11) What's new 6.6.3 • Removed dependency on kotlin for forge. Looks like they are not interested in suppoting forge anymore. • libIPN now embeds the Kotlin jars • Removed the last direct dependencies on OpenGL in 1.21.11 builds. • Minecraft versions 1.21.6-10 are no longer supported. Updated Mod Menu to 17.0.0 (1.21.11) • Fix inversion of config mode (thanks sisby-folk) Updated Resourcify to 1.8.1 (1.21.11) Resourcify 1.8.1 Please make sure to report any bugs and/or visual anomalies on Resourcify's GitHub or in the Discord. • Updated MineMark for culling in Markdown descriptions, greatly improving frame rate in long project descriptions. • Made pixel art use nearest neighbor scaling instead of linear, based on best effort detection of if an image is pixel art. • Fix some GIFs using wrong size, causing them to appear zoomed in/cropped • Fixed scaling filters not applying in 1.21.11 • Updated Chinese Simplified translations by LogicWheat (#99) • Fixed (very) rare flashing in GIFs Looking for a top-notch Minecraft server host? BisectHosting has got you covered! Create your own server at bisecthosting.com/diamond and use code diamond to get 25% of your first month while also supporting me! Updated Shulker Box Tooltip to 5.2.16+1.21.11-fabric (1.21.11) 5.2.16+1.21.11: • Added generic container preview support by Camdencove, by default any item using the "minecraft:container" component will have a preview generated for it. (#223) Updated Sodium to mc1.21.11-0.8.7-fabric (1.21.11) This release updates to Minecraft 26.1, as well as fixing a few bugs. • Improved the error message about LWJGL being the wrong version (PR) • Improved fluid culling and shaping (PR) • Improved mod compatibility (PR, PR) • Fixed an issue with the fog distance (PR) • Fixed a number of smaller issues and performed refactoring