Go SDK for Anthropic Claude Code CLI – unofficial Claude Code Go agent SDK

Agent-SDK without CLI dependencies, as an alternative to claude-agent-sdk, completely open source

Smithers is an agentic workflow framework for defining workflows in simple TypeScript configuration files and executing them quickly, durably, and reliably

Omnigent is an open-source AI agent framework and meta-harness: orchestrate Claude Code, Codex, Cursor, Pi, and custom agents — swap harnesses without rewriting, enforce policies and sandboxing, and collaborate in real time from any device.