polyhook is a multi-language SDK for writing AI coding agent hooks that run unchanged across Claude Code, Cursor, Windsurf, Cline, and Amp. It solves the format-fragmentation problem — one hook implementation, all tools. Rust core compiled to WASM with bindings for TypeScript, Rust, Go, Python, and .NET.
Repo: https://github.com/tupe12334/polyhook
Fits Hooks → Related SDKs alongside claude-code-hooks (TypeScript-only, Claude Code-only) as the cross-tool, multi-language alternative.
Suggested entry:
- [polyhook](https://github.com/tupe12334/polyhook) — Multi-language SDK (TypeScript, Rust, Go, Python, .NET) for writing AI coding agent hooks that run unchanged across Claude Code, Cursor, Windsurf, Cline, and Amp. Rust core compiled to WASM.
polyhook is a multi-language SDK for writing AI coding agent hooks that run unchanged across Claude Code, Cursor, Windsurf, Cline, and Amp. It solves the format-fragmentation problem — one hook implementation, all tools. Rust core compiled to WASM with bindings for TypeScript, Rust, Go, Python, and .NET.
Repo: https://github.com/tupe12334/polyhook
Fits Hooks → Related SDKs alongside
claude-code-hooks(TypeScript-only, Claude Code-only) as the cross-tool, multi-language alternative.Suggested entry: