Open source
RAGFlow
Open source RAG engine with deep document parsing and agents
RAG FrameworksOpen RAG engine, deep parsing
Alternatives to Haystack
12 tools like Haystack, chosen by what they do. About Haystack
Open source
Cognee
Open source memory platform that gives AI agents persistent memory
RAG FrameworksMemory graph for AI agents
Freemium
LlamaIndex
Data framework and document parsing service for LLM apps
RAG FrameworksData framework for LLM apps
Open source
Unstructured
Converts PDFs, scans and office files into data for AI
RAG FrameworksTurn documents into LLM data
Open source
VoltAgent
TypeScript framework for AI agents with built-in observability
Agent FrameworksTypeScript AI agent framework
Freemium
Dify
Visual platform for building AI agents, workflows and RAG apps
WorkflowsBuild agents and workflows
Open source
Genkit
Open source toolkit from Google for building AI apps and agents
Agent FrameworksFull stack AI app framework
Open source
DSPy
Framework for programming LLM pipelines with typed signatures
Agent FrameworksProgram LLMs, not prompt them
Open source
Google Agent Development Kit
Open source framework for multi-agent systems in several languages
Agent FrameworksGoogle Agent Development Kit
Open source
Vercel AI SDK
TypeScript toolkit for adding AI text and chat features to apps
Agent FrameworksTypeScript AI toolkit
Curated
Pydantic AI
Type-safe Python agent framework with many model providers
Agent FrameworksType safe Python agents
Open source
Strands Agents
Open source toolkit for production AI agents in Python and TypeScript
Agent FrameworksAWS open source agent SDK