1.21.4 1.20.1 [new] — Spunky Boost

While peak FPS only saw a modest increase from Sodium alone, the 1% low FPS nearly doubled. This means no more stuttering when generating new terrain. The game feels "spunky"—responsive and sharp.

| Feature | 1.21.4 | 1.20.1 | |---------|--------|--------| | Sodium | ✅ Full support | ✅ Full support | | Starlight | ❌ Not updated | ✅ Yes | | LazyDFU | ✅ Works | ✅ Works | | Shaders (Iris) | ✅ Beta/Stable | ✅ Full stable | | Entity Culling | ✅ Yes | ✅ Yes | Spunky Boost 1.21.4 1.20.1