Best Framework tools — Ai
Frameworks are prebuilt collections of code and tools that speed up development by providing standard solutions for common tasks. They help developers build applications faster, maintain cleaner code, and adopt best practices, making them invaluable for solo entrepreneurs and small teams.
22 in catalog
Best Ai Framework tools
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LangChain
A framework for building applications powered by large language models (LLMs).
#1 — 146,385 GitHub stars
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FastAPI
Modern, Fast Web Framework for Building APIs with Python
#2 — 102,352 GitHub stars
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RAGFlow
Build a superior context layer for AI agents
#3 — 90,749 GitHub stars
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AutoGen
The Open-Source Framework for Multi-Agent AI
#4 — 60,995 GitHub stars
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CrewAI
Streamline workflows across industries with powerful AI agents. Build and deploy automated workflows using any LLM and cloud platform.
#5 — 58,609 GitHub stars
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LlamaIndex
The Data Framework for LLM Applications
#6 — 52,170 GitHub stars
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Agno
Build, Run, and Manage Agent Platforms
#7 — 42,189 GitHub stars
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LangGraph
Build Stateful, Multi-Actor AI Applications
#8 — 41,705 GitHub stars
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DSPy
Programming, not prompting
#9 — 38,042 GitHub stars
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CopilotKit
The React framework for AI copilots
#10 — 37,374 GitHub stars
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OpenAI Agents SDK
Build agents with the OpenAI stack
#11 — 29,459 GitHub stars
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Smolagents
A Simple Framework for Building AI Agents
#12 — 29,338 GitHub stars
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Mastra
The TypeScript AI framework
#13 — 28,071 GitHub stars
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FastMCP
The framework for MCP
#14 — 27,677 GitHub stars
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LeRobot
Real-world machine learning
#15 — 27,501 GitHub stars
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Letta
Agents with memory, by design
#16 — 24,752 GitHub stars
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Google ADK
Agent Development Kit
#17 — 21,545 GitHub stars
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Pydantic AI
AI Agent Framework, the Pydantic Way
#18 — 19,961 GitHub stars
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Microsoft Agent Framework
Microsoft's unified agent framework
#19 — 13,533 GitHub stars
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VoltAgent
The TypeScript agent framework
#20 — 10,624 GitHub stars
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Strands Agents
From model to production agents
#21 — 7,259 GitHub stars
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Claude Agent SDK
Build agents with Claude
#22 — 1,755 GitHub stars
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Frequently asked questions
- What is the best ai Framework for indie makers?
- Based on the IndieBoot catalog, LangChain, FastAPI, RAGFlow are strong starting points among the 22 curated ai Framework listings.
- How many ai Framework does the IndieBoot catalog include?
- IndieBoot currently lists 22 curated ai Framework entries, each with official links and context.
- How are the best ai Framework ranked?
- Listings are ranked by GitHub stars (highest first) and then alphabetically, so community-backed options surface at the top.