Experimental Java agent that optimizes ModLauncher/FML/LaunchWrapper
OTHER License
Blacksmith is the Java agent counterpart of ModernFix and VintageFix - it applies fixes & improvements to the earliest stages of modloading.
./gradlew build
-javaagent:<path to repo>/build/libs/blacksmith-1.0-SNAPSHOT.jar
to your JVM arguments in a Forge 1.12+ instance.