Start with Iris Classic (free on Modrinth) or Vanilla Normals Renewed . Avoid “Ultra” variants unless you have a dedicated GPU.
Once you have Iris and Sodium installed, adding the actual "pack" is easy: iris resource packs
Rating: ★★★★☆ (4.5/5)
High-fidelity resource packs designed to interact with shaders to provide "depth" (normal maps) and "shine" (specular maps). Start with Iris Classic (free on Modrinth) or
Before you download a shader pack, you need the loader. Before you download a shader pack, you need the loader
Below is a helpful article designed to guide you through choosing, installing, and optimizing resource packs (specifically shader packs) using the Iris mod.
If you’re already using Iris Shaders, these resource packs are a no-brainer – they fix common visual bugs and elevate the default look without straying from Mojang’s vision. Just don’t expect a radical transformation.