Top AI Agent Frameworks Ranked by GitHub Stars (2026)
This entry benchmarks the most popular AI agent frameworks in 2026 by GitHub community adoption, comparing LangChain (106k+ stars), Langflow (54.9k+), AutoGen (43.1k+), and CrewAI (44.3k+) alongside newer entrants like OpenAI Agents SDK and Google ADK. It highlights key architectural differences—stateful graphs, role-based agents, RAG pipelines, and multi-agent orchestration—so you can match a framework to your actual use case. Microsoft is consolidating AutoGen and Semantic Kernel into a unified Agent Framework targeting GA in Q1 2026, signaling major enterprise adoption momentum.