effect vs airi

effect and airi share 7 technologies: Vue, Redis, @electric-sql/pglite, jose, valibot, Zod, and opentelemetry. Both are written in TypeScript.

Read it as markdown

What they share and what sets them apart

Effect-TS

effect

Build production-ready applications in TypeScript

TypeScript17.5kRead on November 6, 2026, at commit 9428e17What is effect built with?

Only in effect

In common

moeru-ai

airi

💖🧸 Self hosted, you-owned Grok Companion, a container of souls of waifu, cyber livings to bring them into our worlds, wishing to achieve Neuro-sama's altitude. Capable of realtime voice chat, Minecraft, Factorio playing. Web / macOS / Windows supported.

TypeScript51.1kRead on November 5, 2026, at commit 11b8989What is airi built with?

Only in airi

Side by side

SizeLines written by people and agents, without generated ones; code files, without tests.
effect1,052,986 lines written1,112 code files
airi613,101 lines written3,166 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.
effect1.8% of its commits signed by AIWith Claude Code and Cursor
airi3% of its commits signed by AIWith Claude Code, Gemini CLI, Cursor, Codex, Jules, and GitHub Copilot
ActivityFrom GitHub and its history, on the day SeeRepo read it.
effectLast push November 6, 202612,269 commits17,497 stars
airiLast push November 5, 20265,029 commits51,136 stars
TestsThe files that test the code, and the share of code files a test imports.
effect885 test files6.3% of its code files have a test that imports them
airi980 test files35.2% of its code files have a test that imports them

Frequently asked questions

Which is bigger, effect or airi?
effect, with 1,052,986 lines written; airi has 613,101.

The proof: Effect-TS/effect's code at commit 9428e17

Which has more GitHub stars, effect or airi?
airi, with 51,136 stars; effect has 17,497.

The proof: moeru-ai/airi on GitHub

Which has more tests, effect or airi?
airi, with 980 test files; effect has 885.

The proof: moeru-ai/airi's code at commit 11b8989

Which was updated more recently, effect or airi?
effect: its last push was on November 6, 2026, and airi's on November 5, 2026.

The proof: Effect-TS/effect's commits on GitHub

Which has more commits signed by AI, effect or airi?
airi: an AI signed 3% of its commits, with Claude Code, Gemini CLI, Cursor, Codex, Jules, and GitHub Copilot; in effect, 1.8%.

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

See inside your code, today.

Paste your repo and see it drawn, part by part: a medium one in under a minute.

Free, no account.

Or look inside SeeRepo's own →