This is "Vanilla Client+", a Fabric client-side only modpack featuring small mods that make the game aesthetically pleasing to the player, with very small features like the Inventory, (Immersive Inventory) to the bigger ones, like Essential, a built in multiplayer feature. We can also mention Resourcify, a built it texture pack library, where you can get shaders, texture packs, and more. 

LIST OF FEATURES/MODS

Vanilla+ Features/Mods:

• Better Advancements: Adds a much bigger UI to the Advancements Page so you dont need to scroll that much to find the advancement that you need.
• Blur+: Adds a sudden blur to the background when opening an UI (Ex. Chests, Village Trades, etc.)
• Chunks Fade-In: Adds a small animation for loading chunks.
• Do A Barrel Roll: Makes Elytra flying so satisfying! Make spins, rolls, and tricks!
• Eating Animation: Adds eating animations.
• Essential Mod: Adds free minecraft multiplayer, bedrock style.
• Immersive UI: Adds cool animations when clicking items in the inventory. (Try clicking an Enchanted item!)
• Iris Shaders: Adds compatibility with Optifine shaders.
• LambDynamicLights: Adds dynamic lightsources to minecraft, try dropping a torch or a lantern, it will still light up!
• Litematica: Easy Building mod, you can copy paste builds, or you can use it to build in using a blueprint in-game.
• Resourcify: Built-in Texture Pack library, Shader Library, and Map Library!
• Visuality: Adds small particles to little stuff, like slimes having little particles and other stuff aswell.

Optimization Features/Mods:

• Sodium: The best optimization mod out there
• Entity Culling: Very good Optimization mod
• Ferrite Core: Resouces PC consumage when playing minecraft.

Dependencies: 

• Architectury API
• CICADA
• Cloth Config API
• Fabric API 
• Fabric Language Kotlin
• MaliLib
• OctoLib