LangChain / LangGraph
🤖 AI Agents
Libraries and platform for building LLM applications and agents; LangGraph for stateful graphs and fine-grained control.
Pricing: Open source + LangSmith/commercial platform (langchain.com — see website)
CrewAI alternatives
Looking for something different from CrewAI(Open-source Python framework for building role-based 'crews' of agents; AMP platform for deployment.)? These options cover similar use cases.
AutoGPT
🤖 AI Agents
Open-source platform for autonomous agents with a visual builder and briefable AI Experts.
Pricing: Open source / freemium — see website (agpt.co)
Flowise
🤖 AI Agents
Open-source visual builder for LLM flows and agents (LangChain-based) with a drag-and-drop UI.
Pricing: Open-source self-hosted; Cloud/commercial — see website (flowiseai.com)
Gumloop
🤖 AI Agents
No-code visual platform for building AI agents and workflows connected to business tools.
Pricing: Freemium / Pro (roughly from ~$37/month according to 2026 sources — see gumloop.com)
Lindy
🤖 AI Agents
No-code AI agents that automate email, calendar and business tasks through natural-language instructions.
Pricing: Freemium / paid plans — see website (lindy.ai)