Agent Friendly Code

vercel/turborepo

GitHub
https://github.com/vercel/turborepo

Build system optimized for JavaScript and TypeScript, written in Rust

Stars:
31.3k
Language:
Rust
Default branch:
main
Last scored:
Overall

At a glance

Rank
#71 of 401
Top 18% · #10 of 45 Rust repos
Checks passed
9 of 17
Full list below
Best set up for
Claude Code
Score 87.2
Needs most work for
OpenHands
Biggest fix: .openhands/setup.sh (+10.0 pts)

What it has

What it's missing

What to fix first

Pick an AI agent

Showing fixes for Claude Code

  1. 1
    Manageable size
    If possible, split into smaller modules or carve out a focused entry path. Document where to start in AGENTS.md.
    +5.3 pts
  2. 2
    Test suite
    Add a tests/ (or test/, __tests__/, spec/) directory with runnable tests. Document how to run them in AGENTS.md.
    +3.9 pts
  3. 3
    Reproducible dev env
    Add a Makefile or devcontainer or Dockerfile so the agent can set up the project in one command.
    +3.6 pts

Score for each AI agent

Each agent weighs the checks by its own docs. Under each score are its top three. How each agent is scored →

Claude Code
#59 of 401
87.2
  • ✓AGENTS.md / CLAUDE.md
  • ~Test suite
  • ~Reproducible dev env
Codex
#68 of 401
84.2
  • ✓AGENTS.md / CLAUDE.md
  • ✓README
  • ~Test suite
Kimi Code CLI
#69 of 401
84.0
  • ✓AGENTS.md / CLAUDE.md
  • ~Test suite
  • ✓Dependency manifest
Pi
#68 of 401
83.3
  • ✓AGENTS.md / CLAUDE.md
  • ~Test suite
  • ✓Linter / formatter config
Devin
#80 of 401
79.2
  • ~Reproducible dev env
  • ✓Dependency manifest
  • ~Test suite
Cursor
#74 of 401
76.1
  • ✗Cursor rules (.cursor/rules)
  • ✓README
  • ✓Type configuration
Gemini CLI
#72 of 401
75.2
  • ✗GEMINI.md
  • ✓README
  • ~Test suite
Aider
#71 of 401
75.1
  • ✗.aider.conf.yml
  • ✓Linter / formatter config
  • ~Test suite
OpenHands
#74 of 401
74.7
  • ✓CI configuration
  • ✓Dependency manifest
  • ~Reproducible dev env

Does vercel/turborepo have agent instructions?

An AGENTS.md (or CLAUDE.md) at the root tells AI coding agents how to build, test and work in the repo. A few agents also read a file of their own.

AGENTS.md / CLAUDE.md
AGENTS.md (new tab) · 2,364 characters
Agent-specific files
None: no GEMINI.md, .cursor/rules, .openhands/setup.sh, .aider.conf.yml or .agents/skills
Repos that have one
24 of 45 Rust repos · 221 of 401 repos on the leaderboard · See examples →

All 17 checks · 9 passed

Skills (.agents/skills)· 0% pass
No .agents/skills/<name>/SKILL.md
AGENTS.md / CLAUDE.md· 100% pass
Substantive (2,364 characters)
AGENTS.md
.aider.conf.yml· 0% pass
No .aider.conf.yml at repo root
CI configuration· 100% pass
12 GitHub Actions workflows
.github/workflows
CONTRIBUTING guide· 100% pass
Guide present
CONTRIBUTING.md
Cursor rules (.cursor/rules)· 0% pass
No .cursor/rules/*.mdc or .cursorrules
Dependency manifest· 100% pass
Manifest present
package.json
Reproducible dev env· 70% pass
Has .devcontainer/devcontainer.json
.devcontainer/devcontainer.json
GEMINI.md· 0% pass
No GEMINI.md at repo root
License file· 100% pass
License present
LICENSE
Linter / formatter config· 100% pass
Config detected
.rustfmt.toml
.openhands/setup.sh· 0% pass
No .openhands/setup.sh
Pre-commit / git hooks· 100% pass
Hook framework configured
.husky
README· 100% pass
README detailed (2,533 characters)
README.md
Manageable size· 20% pass
5736 files — very large
Test suite· 70% pass
Test files detected (apps/factory/tests/blob-etag.test.mjs)
apps/factory/tests/blob-etag.test.mjs
Type configuration· 100% pass
Type config present
tsconfig.json

How vercel/turborepo compares

vs leaderboard average
13.1 pts above
Average 66.8
vs Rust average
9.3 pts above
Average 70.6
Stars among Rust repos
#28 of 45

Missing here, and how many repos have it

  • Skills (.agents/skills) · passed by 17% of leaderboard repos, 20% of Rust repos
  • Cursor rules (.cursor/rules) · passed by 4% of leaderboard repos, 2% of Rust repos

Passes checks most repos miss

  • Pre-commit / git hooks · only 29% of repos pass it

One fix for the most agents: Manageable size would raise the score for all 9 agents, by up to 5.7 points.

Similar repos

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All Rust repos →

Same topics, any language

Repos tagged with the same GitHub topics, most shared first.

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Agent friendly score for github/vercel/turborepo
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Check the score on every pull request

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