Compare
cal.diy vs postiz-app
cal.diy and postiz-app share 7 technologies: Next.js, React, Postgres, Redis, Sentry, Google, and Stripe. Both are written in TypeScript.
What they share and what sets them apart
calcom
cal.diy
Scheduling infrastructure for absolutely everyone.
TypeScript49.6kRead on October 30, 2026, at commit 2e41247What is cal.diy built with?gitroomhq
postiz-app
📨 The ultimate agentic social media scheduling tool 🤖
TypeScript40.3kRead on October 31, 2026, at commit be5900fWhat is postiz-app built with?In common
Only in cal.diy
Only in postiz-app
Side by side
cal.diypostiz-app
SizeLines written by people and agents, without generated ones; code files, without tests.
cal.diy554,284 lines written4,310 code files
postiz-app132,403 lines written780 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.
cal.diy6.3% of its commits signed by AIWith Devin, Claude Code, CodeRabbit, Cursor, and GitHub Copilot
postiz-app11.5% of its commits signed by AIWith Claude Code and GitHub Copilot
ActivityFrom GitHub and its history, on the day SeeRepo read it.
cal.diyLast push October 29, 202616,062 commits49,552 stars
postiz-appLast push October 31, 20262,715 commits40,328 stars
TestsThe files that test the code, and the share of code files a test imports.
cal.diy642 test files14.8% of its code files have a test that imports them
postiz-app0 test files
Frequently asked questions
Which is bigger, cal.diy or postiz-app?
cal.diy, with 554,284 lines written in 4,310 code files; postiz-app has 132,403 in 780.
The proof: calcom/cal.diy's code at commit 2e41247
Which has more GitHub stars, cal.diy or postiz-app?
cal.diy, with 49,552 stars; postiz-app has 40,328.
The proof: calcom/cal.diy on GitHub
Which has more tests, cal.diy or postiz-app?
cal.diy, with 642 test files.
The proof: calcom/cal.diy's code at commit 2e41247
Which was updated more recently, cal.diy or postiz-app?
postiz-app: its last push was on October 31, 2026, and cal.diy's on October 29, 2026.
The proof: gitroomhq/postiz-app's commits on GitHub
Which has more commits signed by AI, cal.diy or postiz-app?
postiz-app: an AI signed 11.5% of its commits, with Claude Code and GitHub Copilot; in cal.diy, 6.3%.
The proof: the commits each tool signed in gitroomhq/postiz-app
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