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pygwalker vs langflow

pygwalker and langflow share 15 technologies: FastAPI, pyarrow, Vite, React, SQLAlchemy, Pydantic, psutil, Tailwind CSS, class-variance-authority, tailwind-merge, Radix UI, Headless UI, react-syntax-highlighter, @radix-ui/react-icons, and Lucide. Both are written in Python.

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What they share and what sets them apart

Kanaries

pygwalker

PyGWalker: Turn your dataframe into an interactive UI for visual analysis

Python16kRead on November 7, 2026, at commit d91e207What is pygwalker built with?

Only in pygwalker

In common

langflow-ai

langflow

Langflow is a powerful tool for building and deploying AI-powered agents and workflows.

Python156.5kRead on November 9, 2026, at commit 60999ccWhat is langflow built with?

Only in langflow

Side by side

SizeLines written by people and agents, without generated ones; code files, without tests.
pygwalker22,385 lines written137 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.
pygwalker1.3% of its commits signed by AIWith Codex and Claude Code
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.
pygwalkerLast push September 5, 2026745 commits16,004 stars
langflowLast push November 9, 202617,600 commits156,450 stars
TestsThe files that test the code, and the share of code files a test imports.
pygwalker37 test files1.5% 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, pygwalker or langflow?
langflow, with 1,446,517 lines written; pygwalker has 22,385.

The proof: langflow-ai/langflow's code at commit 60999cc

Which has more GitHub stars, pygwalker or langflow?
langflow, with 156,450 stars; pygwalker has 16,004.

The proof: langflow-ai/langflow on GitHub

Which has more tests, pygwalker or langflow?
langflow, with 3,083 test files; pygwalker has 37.

The proof: langflow-ai/langflow's code at commit 60999cc

Which was updated more recently, pygwalker or langflow?
langflow: its last push was on November 9, 2026, and pygwalker's on September 5, 2026.

The proof: langflow-ai/langflow's commits on GitHub

Which has more commits signed by AI, pygwalker or langflow?
langflow: an AI signed 1.5% of its commits, with Claude Code, CodeRabbit, GitHub Copilot, Cursor, Codex, and Warp; in pygwalker, 1.3%.

The proof: the commits each tool signed in langflow-ai/langflow

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