Best Agent Frameworks in 2026
115 agent frameworks ranked by community signals — GitHub stars, contributor count, commit activity, and trending status. Updated May 2026.
1
LangChain
Build context-aware reasoning applications with LLMs
OSS137.4K stars
137.4K850.0K/wtoday469
2
AutoGen
Microsoft's framework for building multi-agent AI systems
OSS58.3K stars
58.3K5w ago445
3
CrewAI
Multi-agent orchestration framework for collaborative AI workflows
OSS51.9K stars
51.9Ktoday297
All Agent Frameworks by Ranking
11
17
31
48
99