Best AI Agent Frameworks

The agent engineering platform.

Makes your AI agent think like the laziest senior dev in the room. The best code is the code you never wrote.

Build and run agents you can see, understand and trust.

🚀 PR Agent: The Original Open-Source PR Reviewer. This project is not the Qodo free tier.

Secure, fast, efficient, battle-tested at Alibaba's scale. Hybrid architecture code review tool: deterministic pipelines + LLM Agent, precise line-level comments, built-in multi-language ruleset (NPE, thread-safety, XSS, SQL injection), OpenAI & Anthropic compatible.

Framework for orchestrating role-playing, autonomous AI agents. By fostering collaborative intelligence, CrewAI empowers agents to work together seamlessly, tackling complex tasks.

Supercharge your AI agents with data from the web and beyond. Building the library for superintelligence. 🔥

An agentic skills framework & software development methodology that works.

TradingAgents: Multi-Agents LLM Financial Trading Framework

AutoGPT is the vision of accessible AI for everyone, to use and to build on. Our mission is to provide the tools, so that you can focus on what matters.

Open Source framework for voice agents, multimodal apps, and realtime AI. Maintained by Daily and the community.

The Frontend Stack for Agents & Generative UI. React, Angular, Mobile, Slack, and more. Makers of the AG-UI Protocol