CoreX

CoreX - is a powerful and dynamic Minecraft 1.21.5 build that retains the essence of the classic gameplay while adding client-side mods to enhance performance, convenience, and visuals. Designed for players who want to maximize their Minecraft experience without altering the core mechanics, it’s perfect for both single-player and multiplayer sessions. The build features carefully selected mods that optimize client performance and improve stability, all without disrupting the vanilla atmosphere. Build, explore, conquer — all the possibilities of the game are unlocked in CoreX.

Simply Optimized - 281 FPS max

CoreX - 370 FPS max

Recommended resourcepacks:

Vanilla Evolved

Darked

Fontolith

Recommended JVM Arguments:

-Xmx6G -Xms6G -XX:+UnlockExperimentalVMOptions -XX:+UseG1GC -XX:G1NewSizePercent=20 -XX:G1MaxNewSizePercent=60 -XX:G1HeapRegionSize=32M -XX:G1ReservePercent=15 -XX:MaxGCPauseMillis=100 -XX:+ParallelRefProcEnabled -XX:+AlwaysPreTouch -XX:+UseStringDeduplication

Minimum requirements: CPU: 2 cores, 4 threads. RAM: 4 GB of memory. Storage: 2 GB of free disk space. GPU: Integrated with the processor.