The pack has been updated to version 1.21.1! Many mods haven't been released for version 1.21.1 yet, but that can be fixed, so it's not a big problem. There might be crashes and other issues!

All the mods:

• Mod Menu [11.0.1]
• ImmediatelyFast [1.2.20+1.21.1]
• Fzzy Config [0.3.5+1.21]
• Fabric API [0.102.1+1.21.1]
• Chat Heads [0.12.10]
• Lithium [0.13.0]
• Smooth Scroll [2.1.2]
• FastQuit [3.0.0+1.20.6]
• Language Reload [1.6.1+1.21]
• Reese's Sodium Options [1.7.3+mc1.21]
• Dynamic FPS [3.6.3]
• Iris [1.7.3+mc1.21]
• Sodium Shadowy Path Blocks [3.4.0]
• I see you over there! [1.0.2+1.21]
• ScalableLux [0.1.0+rc.1+fabric.43c9882]
• Very Many Players [0.2.0+beta.7.163+1.21]
• Particle Core [0.2.4+1.21]
• Resourcify [1.4.0]
• Sodium Extra [0.5.7+mc1.21]
• Fabric Language Kotlin [1.12.0+kotlin.2.0.10]
• ThreatenGL [1.3.3-release.1]
• Concurrent Chunk Management Engine [0.3.0+alpha.0.142+1.21.1]
• Sodium [0.5.11+mc1.21]
• ModernFix [5.19.0+mc1.21]
• BadOptimizations [2.1.4]
• ServerCore [1.5.4+1.21]
• Nvidium [0.2.9-beta]
• Cloth Config v15 [15.0.130]
• Voxy [0.1.6-alpha]
• BetterF3 [11.0.1]
• YetAnotherConfigLib [3.5.0+1.21-fabric]
• EntityCulling [1.6.6]
• Ksyxis [1.3.2]
• Enhanced Block Entities [0.10.1+1.21]
• Ears [1.4.6]
• Faster Random [5.1.0]
• Zoomify [2.14.0+1.21]
• Fabrishot [1.14.0]
• Axiom [3.2.1]
• Inventory Profiles Next [2.0.4]
• libIPN [6.0.2]
• My Totem Doll [1.0.1+1.21]
• Bobby [5.2.3+mc1.21]
• Noisium [2.2.1+mc1.21]
• Centered Crosshair [1.0.8]
• FerriteCore [7.0.0]
• Shulker Box Tooltip [5.0.4+1.21]
• StutterFix [mc1.21-0.2.3]
• Video Tape [1.0.0]