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firefox-ios vs ray

firefox-ios and ray share 5 technologies: Rich, jinja2, markdown-it-py, markupsafe, and mdurl. firefox-ios is written in Swift and ray in Python.

Read it as markdown

What they share and what sets them apart

mozilla-mobile

firefox-ios

Firefox for iOS

Swift13.1kRead on November 10, 2026, at commit 81b5f3aWhat is firefox-ios built with?

Only in firefox-ios

In common

ray-project

ray

Ray is an AI compute engine. Ray consists of a core distributed runtime and a set of AI Libraries for accelerating ML workloads.

Python44.2kRead on November 6, 2026, at commit 77567c5What is ray built with?

Only in ray

Side by side

SizeLines written by people and agents, without generated ones; code files, without tests.
firefox-ios592,956 lines written2,242 code files
ray1,531,664 lines written2,777 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
ray3.6% of its commits signed by AIWith Claude Code, Gemini CLI, GitHub Copilot, Cursor, and Codex
ActivityFrom GitHub and its history, on the day SeeRepo read it.
firefox-iosLast push November 10, 202620,850 commits13,068 stars
rayLast push November 6, 202632,373 commits44,213 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
ray2,168 test files9.7% of its code files have a test that imports them

Frequently asked questions

Which is bigger, firefox-ios or ray?
ray, with 1,531,664 lines written; firefox-ios has 592,956.

The proof: ray-project/ray's code at commit 77567c5

Which has more GitHub stars, firefox-ios or ray?
ray, with 44,213 stars; firefox-ios has 13,068.

The proof: ray-project/ray on GitHub

Which has more tests, firefox-ios or ray?
ray, with 2,168 test files; firefox-ios has 1,280.

The proof: ray-project/ray's code at commit 77567c5

Which was updated more recently, firefox-ios or ray?
firefox-ios: its last push was on November 10, 2026, and ray's on November 6, 2026.

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

Which has more commits signed by AI, firefox-ios or ray?
ray: an AI signed 3.6% of its commits, with Claude Code, Gemini CLI, GitHub Copilot, Cursor, and Codex; in firefox-ios, 0.2%.

The proof: the commits each tool signed in ray-project/ray

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