gitdiagram vs cal.diy

gitdiagram and cal.diy share 13 technologies: React, Next.js, Redis, PostHog, Stripe, Tailwind CSS, next-themes, tailwind-merge, Radix UI, sonner, Lucide, dompurify, and Zod. Both are written in TypeScript.

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What they share and what sets them apart

ahmedkhaleel2004

gitdiagram

Visualize any GitHub codebase: free interactive architecture diagrams and one-minute explainer videos. Replace 'hub' with 'diagram' in any GitHub URL.

TypeScript18.8kRead on November 6, 2026, at commit 2ae1828What is gitdiagram built with?

Only in gitdiagram

In common

calcom

cal.diy

Scheduling infrastructure for absolutely everyone.

TypeScript49.7kRead on November 5, 2026, at commit 2eb48ecWhat is cal.diy built with?

Only in cal.diy

Side by side

SizeLines written by people and agents, without generated ones; code files, without tests.
gitdiagram113,910 lines written376 code files
cal.diy554,567 lines written4,308 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.
gitdiagram50.9% of its commits signed by AIWith Claude Code and Codex
cal.diy6.3% of its commits signed by AIWith Devin, Claude Code, CodeRabbit, Cursor, and GitHub Copilot
ActivityFrom GitHub and its history, on the day SeeRepo read it.
gitdiagramLast push November 4, 2026744 commits18,767 stars
cal.diyLast push November 3, 202616,069 commits49,716 stars
TestsThe files that test the code, and the share of code files a test imports.
gitdiagram233 test files69.7% of its code files have a test that imports them
cal.diy644 test files14.8% of its code files have a test that imports them

Frequently asked questions

Which is bigger, gitdiagram or cal.diy?
cal.diy, with 554,567 lines written; gitdiagram has 113,910.

The proof: calcom/cal.diy's code at commit 2eb48ec

Which has more GitHub stars, gitdiagram or cal.diy?
cal.diy, with 49,716 stars; gitdiagram has 18,767.

The proof: calcom/cal.diy on GitHub

Which has more tests, gitdiagram or cal.diy?
cal.diy, with 644 test files; gitdiagram has 233.

The proof: calcom/cal.diy's code at commit 2eb48ec

Which was updated more recently, gitdiagram or cal.diy?
gitdiagram: its last push was on November 4, 2026, and cal.diy's on November 3, 2026.

The proof: ahmedkhaleel2004/gitdiagram's commits on GitHub

Which has more commits signed by AI, gitdiagram or cal.diy?
gitdiagram: an AI signed 50.9% of its commits, with Claude Code and Codex; in cal.diy, 6.3%.

The proof: the commits each tool signed in ahmedkhaleel2004/gitdiagram

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