buzz vs langflow

buzz and langflow share 3 technologies: React, Vite, and Redis. buzz is written in Rust and langflow in Python.

Read it as markdown

What they share and what sets them apart

In common

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?

Only in langflow

Side by side

SizeLines written by people and agents, without generated ones; code files, without tests.
buzz1,728,548 lines written3,364 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.
buzz14.1% of its commits signed by AIWith Claude Code, Codex, Cursor, and Amp
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.
buzzLast push November 1, 20263,136 commits36,649 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.
buzz1,674 test files44.1% 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, buzz or langflow?
buzz, with 1,728,548 lines written; langflow has 1,446,517.

The proof: block/buzz's code at commit acf56ff

Which has more GitHub stars, buzz or langflow?
langflow, with 156,316 stars; buzz has 36,649.

The proof: langflow-ai/langflow on GitHub

Which has more tests, buzz or langflow?
langflow, with 3,083 test files; buzz has 1,674.

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

Which was updated more recently, buzz or langflow?
langflow: its last push was on November 4, 2026, and buzz's on November 1, 2026.

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

Which has more commits signed by AI, buzz or langflow?
buzz: an AI signed 14.1% of its commits, with Claude Code, Codex, Cursor, and Amp; in langflow, 1.5%.

The proof: the commits each tool signed in block/buzz

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