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featured

LangChain

Framework for building LLM-powered applications

4.5
Open source

Open source

verified

Dify

Open-source platform for LLM apps and agents

4.6
Open source

Free open source

verified

CrewAI

Framework for multi-agent AI crews

4.5
Open source

Open source

SpecLangChainDifyCrewAI
CategoryAI ToolsAI ToolsAI Tools
PricingOpen source + LangSmith paidFree open source + cloudOpen source + enterprise
Rating4.5 (6,200)4.6 (4,100)4.5 (2,100)
Community90/10091/10088/100
Tierfeaturedverifiedverified
Best forgithub, framework, agents, raggithub, rag, agents, platformgithub, agents, framework, python
Top features
  • ·Agents and tools
  • ·RAG pipelines
  • ·Python and JS SDKs
  • ·Visual app builder
  • ·RAG pipelines
  • ·Agent workflows
  • ·Role-based agent crews
  • ·Task orchestration
  • ·Tool integrations