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OptiFab project artwork

Modrinth · Minecraft modpack

OptiFab

Implement Optifine function on Fabric

Choose a version Pick your version below, then grab the matching file.

Quick answer

Which OptiFab release should I use?

Updated 7 months ago
Latest stable file OptiFab_1.21.11
Game version 1.21.11
Loader Fabric 0.18.4

OptiFab_1.21.11 is a complete pack release for 1.21.11 with Fabric 0.18.4. Install it as its own launcher instance. If the creator publishes a separate server file, make sure it names this exact pack release. 25 mods in this pack file.

Pack setup

How should I set up OptiFab for players and a server?

Use OptiFab_1.21.11 as the pack version. Install the pack as its own launcher instance. The creator’s listing does not name a separate server file, so check the release notes before setting up a dedicated server. Do not upload the ordinary client folder blindly.

Client instance Install OptiFab_1.21.11
Dedicated server setup Match OptiFab_1.21.11
Pack loader Fabric 0.18.4

A pack is a matched client and server setup, not one mod with an install-side label. Keep its release, loader, manifest and overrides together.

Referenced mods 25
Client only 21
Server only 0
Not labelled 4

These numbers come from the pack file you chose. “Not labelled” means we don’t know which side it belongs on—not that it is safe everywhere. The file count is not a RAM estimate.

What are the server requirements for OptiFab?

OptiFab_1.21.11. Change the pack release and its contents or setup may change too.

25 mods in this pack file

The selected pack release is OptiFab_1.21.11. That file is for Minecraft 1.21.11 with Fabric 0.18.4. It contains 25 mod projects. The creator’s listing does not name a separate server file. Check their notes before using one, and do not upload an ordinary client folder or rebuild the pack mod by mod. A file count cannot tell us the right RAM, CPU or storage; size the server for the players and world you actually run.

About this project

What kind of pack is OptiFab?

简体中文

OptiFab

在 Fabric 上实现 OptiFine 功能

什么是 OptiFine?

OptiFine 为 Minecraft 提供图形渲染优化及多种附加功能。

例如:

  • 许多高清资源包和自定义纹理需依赖 OptiFine 才能正常运行。
  • 原版无法加载光影,必须通过 OptiFine 实现。
  • 支持动态光源。

OptiFine 功能丰富,过去几乎是游戏不可或缺的一部分。但随着版本更新,其渲染优势逐渐减弱,且 OptiFine 本身不兼容 Fabric 模组加载器,给 Fabric 玩家带来诸多不便。尽管存在 OptiFabric 以使 OptiFine 兼容 Fabric,但它具有侵入性、稳定性差,并可能与其他模组冲突。

得益于 Fabric 社区开发者的努力,如今已有大量可替代 OptiFine 功能的 Fabric 模组。然而,这些模组大多仅实现 OptiFine 的某一项功能。虽然替代模组数量已相当可观,但逐一手动收集仍十分繁琐。对于因版本更新而需重新配置模组的玩家而言,这一过程尤为麻烦。为此,整合包 OptiFab 应运而生——它汇集了目前能找到的、用于替代 OptiFine 功能的主流 Fabric 模组,希望能为你提供便利!

完整模组列表请参见:OptiFab 模组列表

English

OptiFab

Implementing OptiFine Features on Fabric

What is OptiFine?

OptiFine provides Minecraft with graphics rendering optimizations and various additional features.

For example:

  • Many HD resource packs and custom textures require OptiFine to function properly.
  • Shaders cannot be loaded in vanilla Minecraft and need OptiFine to work.
  • Dynamic lighting is supported.

OptiFine is feature-rich and was once nearly indispensable for Minecraft players. However, as the game updates, its rendering advantages have gradually diminished. Moreover, OptiFine is inherently incompatible with the Fabric mod loader, causing inconvenience for Fabric users. Although OptiFabric exists to bridge this gap, it remains invasive, unstable, and prone to conflicts with other mods.

Thanks to the efforts of the Fabric community, numerous Fabric mods now replicate individual OptiFine features. Most of these mods, however, only implement a single aspect of OptiFine’s functionality. While there are already many such alternatives available, manually collecting them one by one is tedious—especially for players who must reconfigure their setups after version updates. To streamline this process, the modpack OptiFab was created. It bundles most of the currently available Fabric mods that replace OptiFine features, offering a convenient solution for players.

For the full mod list, visit: OptiFab Mod List

Project description from Modrinth.

Mods in OptiFab_1.21.11

Open any mod on Modpacks.ch to check its files and dependencies.

bbe-1.3.0-rc.1+1.21.11.jar SHA-1 7440450f977a3a444f13a15ef957ffdaa509b635 · Modrinth version QGKOJosN · Project link unavailable Client only
capes-1.5.10+1.21.11-fabric.jar SHA-1 8fcdc9940621070ebfb2cb387beae142fa8b42d4 · Modrinth version GAQAG80Q · Project link unavailable Client only
cloth-config-21.11.153-fabric.jar SHA-1 4c224606a963bce223db5b27edb4959ecf40d4ee · Modrinth version xuX40TN5 · Project link unavailable Side not labelled
continuity-3.0.1-beta.1+1.21.11.jar SHA-1 51d34c3f2035db0c7fca321b2d94f01b5167707c · Modrinth version mX1iknM1 · Project link unavailable Client only
dynamic-fps-3.11.3+minecraft-1.21.11-fabric.jar SHA-1 46b4caf95aa6f3fc9376f4e69bbe014cd3a7fb74 · Modrinth version K05lAbNd · Project link unavailable Client only
enchanteds_sodium_options-1.0.1+1.21.11-fabric.jar SHA-1 3d22f34c92b8bb8ea6d264a2da11919af9764965 · Modrinth version fq38A04Z · Project link unavailable Client only
entity_model_features_1.21.11-fabric-3.0.10.jar SHA-1 f9e8abe9d5768f18791e7fcd9afa05b72c4561a5 · Modrinth version fw5ejGT7 · Project link unavailable Client only
entity_texture_features_1.21.11-fabric-7.0.8.jar SHA-1 3e6a54539a79f4d80a6458ffc130342fa059d7be · Modrinth version q8oFU6IP · Project link unavailable Client only
entityculling-fabric-1.9.5-mc1.21.11.jar SHA-1 e2e88c0b2286148e9547eb23d95d2e30e60ad753 · Modrinth version Dx3xsUER · Project link unavailable Client only
fabric-api-0.141.2+1.21.11.jar SHA-1 24e3ebda918036771748ce6a965e5948e1fd4def · Modrinth version L34yYPTD · Project link unavailable Side not labelled
fabric-language-kotlin-1.13.8+kotlin.2.3.0.jar SHA-1 05fe02fe61232c4ddea4059e8103281424d5a2bd · Modrinth version N6D3uiZF · Project link unavailable Side not labelled
iris-fabric-1.10.4+mc1.21.11.jar SHA-1 5b9a93e688af07555b6ded6ed95366a4197f74bb · Modrinth version Q4YiZeCX · Project link unavailable Client only
lambdabettergrass-2.6.0+1.21.11.jar SHA-1 b8b59686103f119cab39f18abecf6cda2f2c1f73 · Modrinth version BqLhPJRI · Project link unavailable Client only
lambdynamiclights-4.9.1+1.21.11.jar SHA-1 f22487846158f62b3485a5a0723ba048326ac00f · Modrinth version 5Tp7kdU0 · Project link unavailable Client only
language-reload-1.7.5+1.21.11.jar SHA-1 7761723086c7c89e844a0f05166d5a1b8e5edad1 · Modrinth version rDLJu2uE · Project link unavailable Client only
lithium-fabric-0.21.2+mc1.21.11.jar SHA-1 c1f8f61d4b2fac28ab083a927c6b1338598255ed · Modrinth version gl30uZvp · Project link unavailable Side not labelled
modmenu-17.0.0-beta.2.jar SHA-1 632c7565ba0fbc033aa4574e1ae6919f277fe03b · Modrinth version JWQVh32x · Project link unavailable Client only
moreculling-fabric-1.21.11-1.6.1.jar SHA-1 caaaf33e625903028b4f6f842df50c6c01ba059b · Modrinth version kWU8mVq5 · Project link unavailable Client only
ok_zoomer-fabric-16.0.0-beta.2.jar SHA-1 4bda79366033f319209e5c96c6f9ed3a4d0fa69d · Modrinth version MiOAcTGw · Project link unavailable Client only
optigui-2.3.0-beta.9+1.21.9.jar SHA-1 d79e193539ad7920382648083e6c61b7fc053d2c · Modrinth version 7aP1cWaK · Project link unavailable Client only
puzzle-fabric-2.3.0+1.21.11.jar SHA-1 38ac343fa4d93c405549c355b1d39b536978ed64 · Modrinth version Y9KybGCk · Project link unavailable Client only
reeses-sodium-options-fabric-2.0.2+mc1.21.11.jar SHA-1 777f0d0671d41d70da3332f67328be864fda9289 · Modrinth version gmIM6uan · Project link unavailable Client only
skyboxify-2.3+1.21.11-fabric.jar SHA-1 0d8e47ea2439c6d855f97e6d0f9c0b0c13516f10 · Modrinth version msQhwZIb · Project link unavailable Client only
sodium-extra-fabric-0.8.3+mc1.21.11.jar SHA-1 e8fd1eae0d589393189f64062ca1e46fc03f4ced · Modrinth version yqY1efrC · Project link unavailable Client only
sodium-fabric-0.8.2+mc1.21.11.jar SHA-1 eaae2b226d76079e56ae6f5d4f5dc96214bd49d3 · Modrinth version 59wygFUQ · Project link unavailable Client only

Pick your setup

OptiFab by Minecraft version and loader

Choose the version and loader you play, then open the matching release.

7 available setups

Made local changes? Try them in a copied instance before touching a world you care about.

Recent files

OptiFab versions and loaders

22 of 22 releases match

Looking for an older file? The official Modrinth project page is in Resources.