Source: https://seerepo.com/compare/herdrdev/herdr/vs/vercel/turborepo
Markdown source: https://seerepo.com/compare/herdrdev/herdr/vs/vercel/turborepo.md
Description: herdr and turborepo share 7 technologies: Tokio, Ratatui, crossterm, jsonc-parser, schemars, tracing, and tracing-subscriber. Both are written in Rust.

# herdr vs turborepo

herdr and turborepo share 7 technologies: Tokio, Ratatui, crossterm, jsonc-parser, schemars, tracing, and tracing-subscriber. Both are written in Rust.

- [herdrdev/herdr](https://seerepo.com/r/herdrdev/herdr): the runtime your coding agents live on
- [vercel/turborepo](https://seerepo.com/r/vercel/turborepo): The build system for coding agents.

## What they share and what sets them apart

- In common: Tokio, Ratatui, crossterm, jsonc-parser, schemars, tracing, tracing-subscriber
- Only in herdr: png
- Only in turborepo: axum, Svix, async-graphql, tower, async-graphql-axum, React, Next.js, Vercel, console, dialoguer, libghostty-vt, indicatif, hmac, tracing-appender, log, OpenTelemetry, opentelemetry_sdk, opentelemetry-http, opentelemetry-otlp, tracing-chrome, Tailwind CSS, class-variance-authority, tailwind-merge, @streamdown/code, Radix UI, use-stick-to-bottom, xterm, Lucide, @vercel/connect, eve, streamdown, Zod, @vercel/sandbox, Inquirer, yaml, handlebars, validate-npm-package-name, ora, js-yaml

## Side by side

| | herdr | turborepo |
|---|---|---|
| Size | 339,816 lines written, 365 code files | 510,931 lines written, 1,171 code files |
| Who writes it | 0.3% of its commits signed by AI. With Claude Code, Factory, GitHub Copilot, and Cursor | 1.4% of its commits signed by AI. With Cursor, Claude Code, GitHub Copilot, and Devin |
| Activity | Last push November 3, 2026, 1,875 commits, 48,295 stars | Last push November 6, 2026, 10,886 commits, 31,312 stars |
| Tests | 105 test files. 40.3% of its code files have a test that imports them | 535 test files. 26.2% 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, herdr or turborepo?

turborepo, with 510,931 lines written; herdr has 339,816.

The proof: [vercel/turborepo's code at commit 17691ac](https://github.com/vercel/turborepo/tree/17691acd9bc80171e5ef4b3532ff0748ba231813)

### Which has more GitHub stars, herdr or turborepo?

herdr, with 48,295 stars; turborepo has 31,312.

The proof: [herdrdev/herdr on GitHub](https://github.com/herdrdev/herdr)

### Which has more tests, herdr or turborepo?

turborepo, with 535 test files; herdr has 105.

The proof: [vercel/turborepo's code at commit 17691ac](https://github.com/vercel/turborepo/tree/17691acd9bc80171e5ef4b3532ff0748ba231813)

### Which was updated more recently, herdr or turborepo?

turborepo: its last push was on November 6, 2026, and herdr's on November 3, 2026.

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

### Which has more commits signed by AI, herdr or turborepo?

turborepo: an AI signed 1.4% of its commits, with Cursor, Claude Code, GitHub Copilot, and Devin; in herdr, 0.3%.

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

## Sources

- herdrdev/herdr: Read on November 5, 2026, at commit ee5bfb5 (https://github.com/herdrdev/herdr/tree/ee5bfb5041bb3e4a49d591c72308aae3c81ecdde)
- vercel/turborepo: Read on November 7, 2026, at commit 17691ac (https://github.com/vercel/turborepo/tree/17691acd9bc80171e5ef4b3532ff0748ba231813)

## 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.