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
- 0.627score
AutoGen
Microsoft
Archived Microsoft Python framework for multi-agent apps; Microsoft directs new users to Microsoft Agent Framework.
HarnessAFreshness: A★ 61.5K↓ 89K/wk - 0.511score
OpenAI Swarm
OpenAI
Experimental Python library that teaches agent handoffs on the Chat Completions API; OpenAI now points users to its Agents SDK.
HarnessDFreshness: D★ 22.1K