Source: https://seerepo.com/compare/denoland/deno/vs/LadybirdBrowser/ladybird
Markdown source: https://seerepo.com/compare/denoland/deno/vs/LadybirdBrowser/ladybird.md
Description: deno and ladybird share 3 technologies: Tokio, log, and env_logger. Both are written in Rust.

# deno vs ladybird

deno and ladybird share 3 technologies: Tokio, log, and env_logger. Both are written in Rust.

- [denoland/deno](https://seerepo.com/r/denoland/deno): A modern runtime for JavaScript and TypeScript.
- [LadybirdBrowser/ladybird](https://seerepo.com/r/LadybirdBrowser/ladybird): Truly independent web browser

## What they share and what sets them apart

- In common: Tokio, log, env_logger
- Only in deno: rusqlite, SQLite, denokv_proto, denokv_remote, denokv_sqlite, hashlink, deno_core, deno_lib, deno_snapshots, tower, laufey, cssparser, deno_terminal, wgpu, crossterm, ed25519-dalek, hmac, keyring, argon2, hkdf, pbkdf2, deno_image, jsonc-parser, image, lcms2, yaml_parser, zip, backhand, cab, cfb, msi, plist, deno_webidl, tracing, OpenTelemetry, opentelemetry-otlp, tracing-opentelemetry, opentelemetry-http, tokio-metrics, tracing-subscriber
- Only in ladybird: core-ktx, constraintlayout, Google, swiperefreshlayout, androidx.appcompat:appcompat, cryptography, jxl

## Side by side

| | deno | ladybird |
|---|---|---|
| Size | 1,217,014 lines written, 1,347 code files | 2,309,925 lines written, 1,820 code files |
| Who writes it | 2.4% of its commits signed by AI. With Claude Code, GitHub Copilot, Cursor, and Codex | 0% of its commits signed by AI. With Claude Code |
| Activity | Last push October 29, 2026, 17,392 commits, 108,868 stars | Last push November 9, 2026, 93,381 commits, 66,990 stars |
| Tests | 4,393 test files. 6.1% of its code files have a test that imports them | 23,104 test files. 9.7% of its code files have a test that imports them |

- Size: Lines written by people and agents, without generated ones; code files, without tests.
- Who writes it: A commit counts as AI's when it carries its signature: a Co-Authored-By line, its author name or the merge of its branch.
- Activity: From GitHub and its history, on the day SeeRepo read it.
- Tests: The files that test the code, and the share of code files a test imports.

## Frequently asked questions

### Which is bigger, deno or ladybird?

ladybird, with 2,309,925 lines written; deno has 1,217,014.

The proof: [LadybirdBrowser/ladybird's code at commit a8ed157](https://github.com/LadybirdBrowser/ladybird/tree/a8ed1572d4a7ddc60738b9a1b13503549d96b21c)

### Which has more GitHub stars, deno or ladybird?

deno, with 108,868 stars; ladybird has 66,990.

The proof: [denoland/deno on GitHub](https://github.com/denoland/deno)

### Which has more tests, deno or ladybird?

ladybird, with 23,104 test files; deno has 4,393.

The proof: [LadybirdBrowser/ladybird's code at commit a8ed157](https://github.com/LadybirdBrowser/ladybird/tree/a8ed1572d4a7ddc60738b9a1b13503549d96b21c)

### Which was updated more recently, deno or ladybird?

ladybird: its last push was on November 9, 2026, and deno's on October 29, 2026.

The proof: [LadybirdBrowser/ladybird's commits on GitHub](https://github.com/LadybirdBrowser/ladybird/commits)

### Which has more commits signed by AI, deno or ladybird?

deno: an AI signed 2.4% of its commits, with Claude Code, GitHub Copilot, Cursor, and Codex.

The proof: [the commits each tool signed in denoland/deno](https://seerepo.com/r/denoland/deno/ai)

## Sources

- denoland/deno: Read on November 12, 2026, at commit e7b39eb (https://github.com/denoland/deno/tree/e7b39ebd55c85aaf6a29290c1f5a99e2e21e09dd)
- LadybirdBrowser/ladybird: Read on November 9, 2026, at commit a8ed157 (https://github.com/LadybirdBrowser/ladybird/tree/a8ed1572d4a7ddc60738b9a1b13503549d96b21c)

## What is your repo built with?

Any public repo, with no account: https://seerepo.com/r/owner/repo/built, with the owner and name it has on GitHub.