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FastGPT vs Langflow

The same facts for both, read from GitHub every night, and the relation a person reviewed.

FastGPT vs Langflow
Fact	FastGPT	Langflow
Language	TypeScript	Python
Licence	Other	MIT
Stars	30k	156k
Latest	v4.17.1	v1.12.4
Last push	2026-10-06	2026-10-06
Release cadence	about 11 days between releases	about 7 days between releases
Active contributors	38 commit authors on the default branch in the last 90 days	33+ commit authors on the default branch in the last 90 days
Flags	none	none

How they relate

Both replace Microsoft Copilot Studio. Alternatives to Microsoft Copilot Studio →
PartialFastGPTKnowledge-base chatbots and visual workflows, served behind an OpenAI-compatible API.
PartialLangflowA visual editor for agent and RAG flows, served behind an API or as an MCP server.