UPDATE

Add Linux and macOS support, batch class transformations with a disk cache, and add cross-platform release packaging. Also improve runtime namespace handling, keybind editing, and startup behavior.

src/main/java/dev/zprestige/prestige/inject/InPlaceTransformer.java

@@ -39,7 +39,7 @@ public final class InPlaceTransformer {
 
     private final TransformerManager manager;
     private final ClassLoader loader;
-    private int sequence;
+    private final java.util.concurrent.atomic.AtomicInteger sequence = new java.util.concurrent.atomic.AtomicInteger();
 
     public InPlaceTransformer(TransformerManager manager, ClassLoader loader) {
         this.manager = manager;
@@ -67,7 +67,7 @@ public final class InPlaceTransformer {
         if (after.interfaces.size() != before.interfaces.size())
             throw new IllegalStateException(dottedName + ": transformer changed the interface list");
 
-        String helperName = HOOK_PACKAGE + "H" + (sequence++) + "_" + after.name.substring(after.name.lastIndexOf('/') + 1).replace('$', '_');
+        String helperName = HOOK_PACKAGE + "H" + (sequence.getAndIncrement()) + "_" + after.name.substring(after.name.lastIndexOf('/') + 1).replace('$', '_');
         ClassNode helper = new ClassNode();
         helper.version = after.version;
         helper.access = Opcodes.ACC_PUBLIC | Opcodes.ACC_FINAL | Opcodes.ACC_SUPER;