buzz vs stalwart

buzz and stalwart share 8 technologies: Redis, Tokio, rusqlite, jsonwebtoken, infer, imagesize, quick-xml, and zip. Both are written in Rust.

Read it as markdown

What they share and what sets them apart

In common

stalwartlabs

stalwart

All-in-one Mail & Collaboration server. Secure, scalable and fluent in every protocol (IMAP, JMAP, SMTP, CalDAV, CardDAV, WebDAV).

Rust15.8kRead on November 7, 2026, at commit 8b32686What is stalwart built with?

Only in stalwart

Side by side

SizeLines written by people and agents, without generated ones; code files, without tests.
buzz1,826,129 lines written3,453 code files
stalwart637,196 lines written1,585 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.
buzz17.2% of its commits signed by AIWith Claude Code, Codex, Cursor, and Amp
stalwart0% of its commits signed by AI
ActivityFrom GitHub and its history, on the day SeeRepo read it.
buzzLast push November 6, 20263,348 commits36,778 stars
stalwartLast push November 4, 20261,836 commits15,779 stars
TestsThe files that test the code, and the share of code files a test imports.
buzz1,760 test files44.8% of its code files have a test that imports them
stalwart38 test files1.4% of its code files have a test that imports them

Frequently asked questions

Which is bigger, buzz or stalwart?
buzz, with 1,826,129 lines written; stalwart has 637,196.

The proof: block/buzz's code at commit 96af488

Which has more GitHub stars, buzz or stalwart?
buzz, with 36,778 stars; stalwart has 15,779.

The proof: block/buzz on GitHub

Which has more tests, buzz or stalwart?
buzz, with 1,760 test files; stalwart has 38.

The proof: block/buzz's code at commit 96af488

Which was updated more recently, buzz or stalwart?
buzz: its last push was on November 6, 2026, and stalwart's on November 4, 2026.

The proof: block/buzz's commits on GitHub

Which has more commits signed by AI, buzz or stalwart?
buzz: an AI signed 17.2% of its commits, with Claude Code, Codex, Cursor, and Amp.

The proof: the commits each tool signed in block/buzz

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 →