Compare
langchain vs langflow
langchain and langflow share 7 technologies: OpenAI, AIOHTTP, SQLAlchemy, LangChain, exa-py, pillow, and Pydantic. Both are written in Python.
What they share and what sets them apart
langchain-ai
langchain
The agent engineering platform.
Python149kRead on November 4, 2026, at commit aa2528fWhat is langchain built with?langflow-ai
langflow
Langflow is a powerful tool for building and deploying AI-powered agents and workflows.
Python156.3kRead on November 4, 2026, at commit 60999ccWhat is langflow built with?In common
Only in langchain
- chromadb
- langchain-openai
- LangGraph
- langchain-text-splitters
- langsmith
- tiktoken
- Ollama
groq
Only in langflow
- FastAPI
pyarrow
- oracledb
- Redis
uvicorn
- Vite
- React
react-router-dom
- Rich
- cryptography
- pyjwt
- bcrypt
google-auth-oauthlib
firecrawl-py
- langchain-classic
- MCP
- defusedxml
pypdf
- markitdown
- jsonschema
- msgspec
- validators
psutil
- loguru
- boto3
- Tailwind CSS
class-variance-authority
tailwind-merge
- xyflow
- Radix UI
- ag-grid-community
- Framer
- react-hotkeys-hook
- use-stick-to-bottom
react-syntax-highlighter
- ace-builds
- Headless UI
- cmdk
elkjs
react-day-picker
- react-error-boundary
react-sortablejs
- reactflow
- Lucide
react-icons
- @radix-ui/react-icons
- react-markdown
remark-gfm
- dompurify
- rehype-sanitize
- rehype-raw
Side by side
langchainlangflow
SizeLines written by people and agents, without generated ones; code files, without tests.
langchain426,036 lines written1,654 code files
langflow1,446,517 lines written3,937 code files
Who writes itA commit counts as AI's when it carries its signature: a Co-Authored-By line, its author name or the merge of its branch.
langchain0.3% of its commits signed by AIWith GitHub Copilot, Claude Code, and Gemini CLI
langflow1.5% of its commits signed by AIWith Claude Code, CodeRabbit, GitHub Copilot, Cursor, Codex, and Warp
ActivityFrom GitHub and its history, on the day SeeRepo read it.
langchainLast push November 4, 202617,017 commits148,995 stars
langflowLast push November 4, 202617,600 commits156,316 stars
TestsThe files that test the code, and the share of code files a test imports.
langchain895 test files16.4% of its code files have a test that imports them
langflow3,083 test files35.1% of its code files have a test that imports them
Frequently asked questions
Which is bigger, langchain or langflow?
langflow, with 1,446,517 lines written in 3,937 code files; langchain has 426,036 in 1,654.
Which has more GitHub stars, langchain or langflow?
langflow, with 156,316 stars; langchain has 148,995.
The proof: langflow-ai/langflow on GitHub
Which has more tests, langchain or langflow?
langflow, with 3,083 test files; langchain has 895.
Which was updated more recently, langchain or langflow?
Both got their last push on November 4, 2026.
The proof: langchain-ai/langchain's commits on GitHub
Which has more commits signed by AI, langchain or langflow?
langflow: an AI signed 1.5% of its commits, with Claude Code, CodeRabbit, GitHub Copilot, Cursor, Codex, and Warp; in langchain, 0.3%.
The proof: the commits each tool signed in langflow-ai/langflow
What is your repo built with?
Paste your public repo and see it drawn.
Free, no account.