BetterBeds - Optimizes bed rendering, and allows you to do some other cool stuff with beds.
Cull Leaves - Similar to Optifine's Smart Leaves, but for Sodium. Optimizes leave rendering without any visual downsides.
EntityCulling - Optimizes entity rendring by not rendering entities that aren't visible.
Fabric API - Required for many of the mods on this list.
FastChest - Optimizes chest rendering.
FerriteCore - Optimizes memory usage.
HopperOptimizations (My Fork) - Optimizes hoppers, and anything that interacts with them.
Hydrogen (My Fork) - Optimizes memory usage.
Krypton (My Fork) - Optimizes Minecraft's network stack.
LazyDFU - Optimizes loading of DataFixerUpper.
Lithium (My Fork) - Optimizes pretty much everything besides rendering.
Phosphor - Optimizes lighting engine. Use if you have issues with Starlight.
Smooth Boot - Optimizes game startup.
Sodium (My Fork) - Optimizes pretty much everything rendering related.
Sodium Extra - Provides more options within Sodium, and provides a more conventional layout.
Starlight - Insanely optimizes lighting engine. Has better performance than Phosphor, but can be buggy/broken.
BedrockWaters - Provides Minecraft Bedrock Edition water colors.
BetterF1 - Allows F1 to hide everything, or just HUD elements, leaving hands still visible.
BetterF3 - Provides a better F3 menu.
Colormatic - Provides support for Optifine's "Custom Colors" feature.
Dynamic FPS - Limits Minecraft's FPS when running in the background to increase system responsiveness.
Fabric Language Kotlin - Required by Splash.
Iris (HyperCubeMC Fork) - Provides support for some Optifine shaders.
Item Model Fix - Fixes Item Model rendering.
LambDynamicLights - Adds Optifine-esque Dynamic Lights.
Mod Menu - Adds a nice mod menu.
No Fade - Removes the fade in effect upon loading Minecraft/reloading texture packs.
Ok Zoomer - Adds Optifine-esque zoom.
Presence Footsteps - Adds some really nice custom movement noises.
Smooth Scrolling Everywhere - Adds smooth scrolling.
Splash - Replaces the default splash screen with a darker one.
WTHIT - Shows the block you're currently looking at, similar to HWYLA or WAILA.