#exit-codes

Structured error protocol for Go — behavioral error classification (Rejection/Conflict/Transient/Corruption/Infrastructure), exit codes, HTTP status mapping, and diagnostic rules. Share the protocol, not the implementation.

Python CLI framework for tools AI agents can call safely: one-call manifest, JSON envelope on every exit, typed exit codes. Implements the CLI Agent Spec

From flags to shutdown, type-safe — the only Go CLI framework that unifies type-safe flags, DI lifecycle, and zero-panic contracts. Wraps Cobra.