open-harness

Open-source self-hosted AI agent runtime and multi-agent framework for autonomous agent swarms. Agent memory, MCP tools, schedules, delegation, and 23+ LLM providers (Claude, GPT, Gemini, OpenRouter, Ollama). A practical Claude Code and LangChain alternative.

JavaScript in-page GUI agent. Control web interfaces with natural language.

Trigger.dev – build and deploy fully‑managed AI agents and workflows

Open-source AI coworker, with memory