CrewAI
FreemiumMulti-agent platform and open-source framework for orchestrating role-playing, autonomous AI agents.
Open sourceCode-firstVisual builder
Agent frameworks
Libraries and platforms for building your own AI agents in code. 8 tools listed.
Open-source, code-first Python toolkit for building, evaluating and deploying AI agents.
Open sourceCode-firstPython
LangChain's open-source agent frameworks, including LangGraph, a low-level orchestration framework for building resilient agents.
Open sourceCode-first
LlamaIndex
FreemiumDocument processing platform for AI, with an open-source framework for agents and RAG.
Open sourceCode-first
Mastra
FreeModern TypeScript framework for AI-powered applications and agents.
Code-firstTypeScript
Lightweight, powerful framework for multi-agent workflows.
Open sourceCode-first
Pydantic AI
FreePython AI framework for agents, realtime voice, image generation and embeddings, typed end to end.
Open sourceCode-firstPython
smolagents
FreeBarebones Hugging Face library for agents that think in code.
Open sourceCode-firstPython