Agent Friendly Code

ghostty-org/ghostty

GitHub
https://github.com/ghostty-org/ghostty

👻 Ghostty is a fast, feature-rich, and cross-platform terminal emulator that uses platform-native UI and GPU acceleration.

Stars:
63.5k
Language:
Zig
Default branch:
main
Last scored:
Overall

At a glance

Rank
#30 of 401
Top 7% · #1 of 6 Zig repos
Checks passed
11 of 17
Full list below
Best set up for
Kimi Code CLI
Score 90.4
Needs most work for
Aider
Biggest fix: .aider.conf.yml (+14.1 pts)

What it has

What it's missing

What to fix first

Pick an AI agent

Showing fixes for Claude Code

  1. 1
    Pre-commit / git hooks
    Set up pre-commit (.pre-commit-config.yaml), husky, or lefthook to run format+lint on every commit.
    +5.3 pts
  2. 2
    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

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 →

Kimi Code CLI
#21 of 401
90.4
  • ✓AGENTS.md / CLAUDE.md
  • ✓Test suite
  • ✓Dependency manifest
Codex
#22 of 401
89.9
  • ✓AGENTS.md / CLAUDE.md
  • ✓README
  • ✓Test suite
Claude Code
#42 of 401
89.5
  • ✓AGENTS.md / CLAUDE.md
  • ✓Test suite
  • ✓Reproducible dev env
Pi
#23 of 401
89.3
  • ✓AGENTS.md / CLAUDE.md
  • ✓Test suite
  • ✓Linter / formatter config
Devin
#36 of 401
84.8
  • ✓Reproducible dev env
  • ✓Dependency manifest
  • ✓Test suite
Cursor
#28 of 401
81.4
  • ✗Cursor rules (.cursor/rules)
  • ✓README
  • ✓Type configuration
Gemini CLI
#25 of 401
80.4
  • ✗GEMINI.md
  • ✓README
  • ✓Test suite
OpenHands
#40 of 401
78.4
  • ✓CI configuration
  • ✓Dependency manifest
  • ✓Reproducible dev env
Aider
#42 of 401
77.2
  • ✗.aider.conf.yml
  • ✓Linter / formatter config
  • ✓Test suite

Does ghostty-org/ghostty 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) · 1,465 characters
Agent-specific files
.agents/skills (new tab) (1 skill)No GEMINI.md, .cursor/rules, .openhands/setup.sh or .aider.conf.yml
Repos that have one
3 of 6 Zig repos · 221 of 401 repos on the leaderboard · See examples →

All 17 checks · 11 passed

Skills (.agents/skills)· 100% pass
1 skill in .agents/skills/
.agents/skills/writing-commit-messages/SKILL.md
AGENTS.md / CLAUDE.md· 100% pass
Substantive (1,465 characters)
AGENTS.md
.aider.conf.yml· 0% pass
No .aider.conf.yml at repo root
CI configuration· 100% pass
15 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
build.zig
Reproducible dev env· 100% pass
3 env artifacts (Makefile, flake.nix)
Makefile
GEMINI.md· 0% pass
No GEMINI.md at repo root
License file· 100% pass
License present
LICENSE
Linter / formatter config· 100% pass
Config detected
.swiftlint.yml
.openhands/setup.sh· 0% pass
No .openhands/setup.sh
Pre-commit / git hooks· 0% pass
No pre-commit / husky / lefthook found
README· 100% pass
README detailed (10,484 characters)
README.md
Manageable size· 20% pass
5566 files — very large
Test suite· 100% pass
Found /test
test
Type configuration· 100% pass
Typed language (Zig)

How ghostty-org/ghostty compares

vs leaderboard average
17.8 pts above
Average 66.8
vs Zig average
22.2 pts above
Average 62.4
Stars among Zig repos
#1 of 6

Missing here, and how many repos have it

  • Pre-commit / git hooks · passed by 29% of leaderboard repos, 0% of Zig repos
  • Cursor rules (.cursor/rules) · passed by 4% of leaderboard repos, 0% of Zig repos

Passes checks most repos miss

  • Skills (.agents/skills) · only 17% of repos pass it
  • Reproducible dev env · only 22% of repos pass it

One fix for the most agents: Pre-commit / git hooks would raise the score for all 9 agents, by up to 6.0 points.

Similar repos

Same language and host first, then the repos closest in overall score.

All Zig repos →

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Agent friendly score for github/ghostty-org/ghostty
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Check the score on every pull request

A GitHub Action posts one comment per pull request with how the score changed and why.