Submitting Feedback & Issues

We welcome community and developer feedback on all aspects of WebAssembly, including the high-level design, binary format, JS API, developer experience, and browser implementations.

Please contribute your feedback or issues in the following forums:

• High level design feedback: WebAssembly/design
• Specification bugs / suggestions: WebAssembly/spec
• Test suite / reference interpreter issues: WebAssembly/spec
• Emscripten / Binaryen / LLVM issues: WebAssembly/binaryen
• WABT issues: WebAssembly/wabt
• V8 / Chrome bugs: crbug.com/v8
• SpiderMonkey / Firefox bugs: bugzilla.mozilla.org
• Chakra / Edge bugs: Microsoft/ChakraCore
• Website bugs: WebAssembly/website