- Remove C emission, debugging options, and automatic backend fallback.
- Complete LLVM lowering and native bootstrap coverage across supported targets.
- Link executables and libraries with precompiled C runtime packs, including iOS and Android.
- Preserve callable properties, descriptors, and shared module bindings across native JavaScript code.
- Add stored process streams with input control, output callbacks, and write interception.
- Preserve Error identity and classification through native rethrows and promise rejection.