# Agent frameworks (14)

Building blocks for your own agents.

| slug | name | tier | stars | what | md |
|---|---|---|---|---|---|
| litellm | LiteLLM | runbook | 61329 | One API in front of every model, local or cloud. | /setups/litellm.md |
| autogen | AutoGen | catalog | 61426 | Microsoft's multi-agent programming framework. | /setups/autogen.md |
| crewai | CrewAI | catalog | 59740 | Role-based multi-agent framework. | /setups/crewai.md |
| langgraph | LangGraph | catalog | 43319 | Build stateful, resilient agent graphs. | /setups/langgraph.md |
| agno | Agno | catalog | 42754 | Build and run agent systems in Python. | /setups/agno.md |
| dspy | DSPy | catalog | 38652 | Program LLMs instead of hand-writing prompts. | /setups/dspy.md |
| openai-agents-sdk | OpenAI Agents SDK | catalog | 30057 | OpenAI's lightweight multi-agent SDK. | /setups/openai-agents-sdk.md |
| smolagents | smolagents | catalog | 29865 | Tiny library for agents that think in code. | /setups/smolagents.md |
| mastra | Mastra | catalog | 28834 | TypeScript framework for agents and workflows. | /setups/mastra.md |
| vercel-ai-sdk | Vercel AI SDK | catalog | 27335 | TypeScript toolkit for AI apps and agents. | /setups/vercel-ai-sdk.md |
| haystack | Haystack | catalog | 26744 | Orchestration framework for RAG and agents. | /setups/haystack.md |
| letta | Letta | catalog | 25156 | Stateful agents with long-term memory (ex-MemGPT). | /setups/letta.md |
| google-adk | Google ADK | catalog | 21862 | Google's code-first agent development kit. | /setups/google-adk.md |
| pydantic-ai | Pydantic AI | catalog | 20643 | Typed Python agent framework. | /setups/pydantic-ai.md |