Iris Shadersby coderbot · Mods · 1.16 – 26.xA modern shader pack loader for Minecraft intended to be compatible with existing OptiFine shader packs
Free194.3M downloads
Faster Shadow Mapper is a mod that works on Minecraft 1.20 – 26.x. Here are 12 resources that do a similar job, ranked by how close they are and how many people use them.
| Resource | Downloads | Rating | Versions | Last update | Price |
|---|---|---|---|---|---|
 Faster Shadow Mapperthe one you looked at | 940 | – | 1.20 – 26.x | 3 days ago | Free |
| Iris Shaderscoderbot | 194.3M | – | 1.16 – 26.x | Sep 30, 2026 | Free |
 FastloadStockiesLad | 14.9M | – | 1.18 – 1.20 | Aug 15, 2023 | Free |
 OculusAsek3 | 38.6M | – | 1.16 – 1.20 | Dec 25, 2024 | Free |
 Iris & Oculus Flywheel Compatleon-o | 4.5M | – | 1.18 – 1.21 | May 6, 2026 | Free |
 Concurrent Chunk Management Engineishland | 41.4M | – | 1.17 – 26.x | 2 days ago | Free |
 Fast Noiseomo50 | 9.3M | – | 1.19 – 26.x | 13 days ago | Free |
 kennytvs-epic-force-close-loading-screen-mod-for-fabrickennytv | 8.2M | – | 1.18 – 26.x | Sep 19, 2026 | Free |
 Huge Structure BlocksSamB440 | 4.8M | – | 1.16 – 26.x | 14 days ago | Free |
Iris Shadersby coderbot · Mods · 1.16 – 26.xA modern shader pack loader for Minecraft intended to be compatible with existing OptiFine shader packs
Fastloadby StockiesLad · Mods · 1.18 – 1.20Modifies how worlds are loaded to speed up loading times.
Oculusby Asek3 · Mods · 1.16 – 1.20Unofficial Fork of "Iris", made to work with FML
Iris & Oculus Flywheel Compatby leon-o · Mods · 1.18 – 1.21Enable Flywheel's optimizations when using shaderpacks.
Concurrent Chunk Management Engineby ishland · Mods · 1.17 – 26.xA Fabric mod designed to improve the chunk performance of Minecraft.
Fast Noiseby omo50 · Mods · 1.19 – 26.xVanilla Worldgen optimization mod
kennytvs-epic-force-close-loading-screen-mod-for-fabricby kennytv · Mods · 1.18 – 26.xInstantly closes the loading terrain screen on world changing and drastically reduces the resource pack loading screen duration
Huge Structure Blocksby SamB440 · Mods · 1.16 – 26.xStructure blocks. But bigger (and optimised). Up to 512 blocks!
Eminusby Anyttng · Mods · 1.21 – 26.xLOD terrain beyond your render distance, built from the chunks you have explored. OpenGL and Vulkan.
LazyRAMby Zappyix · Mods · 1.21Automatic client-side RAM optimization through deduplication, compact memory structures, adaptive cache cleanup and Deep AFK mode.
Sodiumby jellysquid3 · Mods · 1.16 – 26.xA high-performance rendering engine replacement for Minecraft, which greatly improves frame rates and reduces micro-stutter.
BetterChunkCullingby 0xNull · Mods · 1.12Increase FPS in Minecraft 1.12.2 by using a 3D ellipsoidal algorithm to skip rendering unseen chunks