shikinami.moe:25567 · Read the changelog for updates
Make a new folder like Documents\Minecraft\twosixcraft — keeps it separate from your vanilla .minecraft folder.
%APPDATA%\.minecraft folder and reopen the launcher for a clean slate.
After extracting, you should see mods/, config/, etc.
Multiplayer → Add Server → shikinami.moe:25567
mods folderSwitch to Adoptium Java 21:
C:\Program Files\Eclipse Adoptium\jdk-21...\bin\javaw.exeAdd these JVM arguments you want in the launcher under More Options: (change the -Xms and -Xmx if you want to allocate a different RAM amount than 8gb)
-Xms8G -Xmx8G -XX:+UseG1GC -XX:+ParallelRefProcEnabled -XX:MaxGCPauseMillis=200 -XX:+UnlockExperimentalVMOptions -XX:+UnlockDiagnosticVMOptions -XX:+DisableExplicitGC -XX:G1NewSizePercent=40 -XX:G1MaxNewSizePercent=50 -XX:G1HeapRegionSize=16M -XX:G1ReservePercent=15 -XX:G1HeapWastePercent=5 -XX:G1MixedGCCountTarget=4 -XX:InitiatingHeapOccupancyPercent=20 -XX:G1MixedGCLiveThresholdPercent=90 -XX:SurvivorRatio=32 -XX:+PerfDisableSharedMem -XX:MaxTenuringThreshold=1 -XX:+AlwaysActAsServerClassMachine -XX:+AlwaysPreTouch -XX:+UseNUMA -XX:+UseFastUnorderedTimeStamps -XX:+UseVectorCmov -XX:ReservedCodeCacheSize=400M -XX:NonNMethodCodeHeapSize=12M -XX:ProfiledCodeHeapSize=194M -XX:NonProfiledCodeHeapSize=194M -XX:-DontCompileHugeMethods -XX:MaxNodeLimit=240000 -XX:NodeLimitFudgeFactor=8000 -XX:AllocatePrefetchStyle=3