Compare
onyx vs supabase
onyx and supabase share 6 technologies: Next.js, React, Sentry, PostHog, Stripe, and OpenAI. onyx is written in Python and supabase in TypeScript.
What they share and what sets them apart
onyx-dot-app
onyx
Open Source AI Platform - AI Chat with advanced features that works with every LLM
Python33.1kRead on November 1, 2026, at commit 3eb6420What is onyx built with?supabase
supabase
The Postgres development platform. Supabase gives you a dedicated Postgres database to build your web, mobile, and AI applications.
TypeScript114.3kRead on October 29, 2026, at commit bd62decWhat is supabase built with?In common
Only in onyx
Only in supabase
Side by side
onyxsupabase
SizeLines written by people and agents, without generated ones; code files, without tests.
onyx1,580,032 lines written4,036 code files
supabase1,107,438 lines written6,353 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.
onyx11.6% of its commits signed by AIWith Claude Code, Devin, Cursor, CodeRabbit, GitHub Copilot, and Sweep
supabase2% of its commits signed by AIWith Claude Code, Cursor, GitHub Copilot, CodeRabbit, Codex, and Devin
ActivityFrom GitHub and its history, on the day SeeRepo read it.
onyxLast push November 1, 202611,257 commits33,146 stars
supabaseLast push October 29, 202632,541 commits114,289 stars
TestsThe files that test the code, and the share of code files a test imports.
onyx3,061 test files43.4% of its code files have a test that imports them
supabase1,098 test files19.4% of its code files have a test that imports them
Frequently asked questions
Which is bigger, onyx or supabase?
onyx, with 1,580,032 lines written in 4,036 code files; supabase has 1,107,438 in 6,353.
The proof: onyx-dot-app/onyx's code at commit 3eb6420
Which has more GitHub stars, onyx or supabase?
supabase, with 114,289 stars; onyx has 33,146.
The proof: supabase/supabase on GitHub
Which has more tests, onyx or supabase?
onyx, with 3,061 test files; supabase has 1,098.
The proof: onyx-dot-app/onyx's code at commit 3eb6420
Which was updated more recently, onyx or supabase?
onyx: its last push was on November 1, 2026, and supabase's on October 29, 2026.
The proof: onyx-dot-app/onyx's commits on GitHub
Which has more commits signed by AI, onyx or supabase?
onyx: an AI signed 11.6% of its commits, with Claude Code, Devin, Cursor, CodeRabbit, GitHub Copilot, and Sweep; in supabase, 2%.
The proof: the commits each tool signed in onyx-dot-app/onyx
What is your repo built with?
Paste your public repo and see it drawn.
Free, no account.