firefox-ios vs onyx

firefox-ios and onyx share 7 technologies: Sentry, Rich, jinja2, markdown-it-py, markupsafe, mdurl, and dompurify. firefox-ios is written in Swift and onyx in Python.

Read it as markdown

What they share and what sets them apart

Only in firefox-ios

In common

onyx-dot-app

onyx

Open Source AI Platform - AI Chat with advanced features that works with every LLM

Python33.3kRead on November 7, 2026, at commit a757433What is onyx built with?

Only in onyx

Side by side

SizeLines written by people and agents, without generated ones; code files, without tests.
firefox-ios592,956 lines written2,242 code files
onyx1,626,990 lines written3,906 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.
firefox-ios0.2% of its commits signed by AIWith Claude Code, GitHub Copilot, and Cursor
onyx11.7% of its commits signed by AIWith Claude Code, Devin, Cursor, CodeRabbit, GitHub Copilot, and Sweep
ActivityFrom GitHub and its history, on the day SeeRepo read it.
firefox-iosLast push November 10, 202620,850 commits13,068 stars
onyxLast push November 7, 202611,391 commits33,270 stars
TestsThe files that test the code, and the share of code files a test imports.
firefox-ios1,280 test files54.3% of its code files have a test that imports them
onyx3,158 test files45.7% of its code files have a test that imports them

Frequently asked questions

Which is bigger, firefox-ios or onyx?
onyx, with 1,626,990 lines written; firefox-ios has 592,956.

The proof: onyx-dot-app/onyx's code at commit a757433

Which has more GitHub stars, firefox-ios or onyx?
onyx, with 33,270 stars; firefox-ios has 13,068.

The proof: onyx-dot-app/onyx on GitHub

Which has more tests, firefox-ios or onyx?
onyx, with 3,158 test files; firefox-ios has 1,280.

The proof: onyx-dot-app/onyx's code at commit a757433

Which was updated more recently, firefox-ios or onyx?
firefox-ios: its last push was on November 10, 2026, and onyx's on November 7, 2026.

The proof: mozilla-mobile/firefox-ios's commits on GitHub

Which has more commits signed by AI, firefox-ios or onyx?
onyx: an AI signed 11.7% of its commits, with Claude Code, Devin, Cursor, CodeRabbit, GitHub Copilot, and Sweep; in firefox-ios, 0.2%.

The proof: the commits each tool signed in onyx-dot-app/onyx

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