175 listed
Harnesses & SDKs
Frameworks and SDKs for building agents: the Claude Agent SDK, OpenAI Agents SDK, LangGraph, CrewAI and many more. Each page lists languages, packages, MCP and A2A support and how it orchestrates agents, with a link to the page every fact came from.
Showing 1–2 of 2
| Name | Language | Stars | Downloads / month (approx.) | MCP | A2A | Multi-agent |
|---|---|---|---|---|---|---|
| Langroid Python framework for LLM apps built from collaborating agents that hold conversation state, tools and vector-store memory. | Python | 4.1K | ~14.5K | Via adapter | Not stated | Yes |
| AutoGen Archived Microsoft Python framework for multi-agent apps; Microsoft directs new users to Microsoft Agent Framework. | Python | 61.5K | ~381.3K | Via adapter | Not stated | Yes |