Agent Friendly Code

apache/iceberg

GitHub
https://github.com/apache/iceberg

Apache Iceberg

  • apache
  • hacktoberfest
  • iceberg
Stars:
9.4k
Language:
Java
Default branch:
main
Last scored:
Overall

At a glance

Rank
#285 of 401
#17 of 28 Java repos
Checks passed
7 of 17
Full list below
Best set up for
Claude Code
Score 66.8
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
    Test suite
    Add a tests/ (or test/, __tests__/, spec/) directory with runnable tests. Document how to run them in AGENTS.md.
    +13.2 pts
  2. 2
    Linter / formatter config
    Configure a linter/formatter (ESLint+Prettier, Biome, Ruff, rustfmt+clippy, golangci-lint) and commit the config.
    +7.9 pts
  3. 3
    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

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
#271 of 401
66.8
  • ✓AGENTS.md / CLAUDE.md
  • ✗Test suite
  • ~Reproducible dev env
Codex
#258 of 401
66.3
  • ✓AGENTS.md / CLAUDE.md
  • ✓README
  • ✗Test suite
Kimi Code CLI
#273 of 401
63.9
  • ✓AGENTS.md / CLAUDE.md
  • ✗Test suite
  • ✓Dependency manifest
Devin
#279 of 401
61.9
  • ~Reproducible dev env
  • ✓Dependency manifest
  • ✗Test suite
Pi
#284 of 401
60.9
  • ✓AGENTS.md / CLAUDE.md
  • ✗Test suite
  • ✗Linter / formatter config
Cursor
#262 of 401
59.2
  • ✗Cursor rules (.cursor/rules)
  • ✓README
  • ✓Type configuration
OpenHands
#287 of 401
58.5
  • ✓CI configuration
  • ✓Dependency manifest
  • ~Reproducible dev env
Gemini CLI
#281 of 401
58.0
  • ✗GEMINI.md
  • ✓README
  • ✗Test suite
Aider
#349 of 401
48.6
  • ✗.aider.conf.yml
  • ✗Linter / formatter config
  • ✗Test suite

Does apache/iceberg 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) · 17,430 characters
Agent-specific files
None: no GEMINI.md, .cursor/rules, .openhands/setup.sh, .aider.conf.yml or .agents/skills
Repos that have one
19 of 28 Java repos · 221 of 401 repos on the leaderboard · See examples →

All 17 checks · 7 passed

Skills (.agents/skills)· 0% pass
No .agents/skills/<name>/SKILL.md
AGENTS.md / CLAUDE.md· 100% pass
Substantive (17,430 characters)
AGENTS.md
.aider.conf.yml· 0% pass
No .aider.conf.yml at repo root
CI configuration· 100% pass
23 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.gradle
Reproducible dev env· 70% pass
Has gradlew
gradlew
GEMINI.md· 0% pass
No GEMINI.md at repo root
License file· 100% pass
License present
LICENSE
Linter / formatter config· 0% pass
No linter/formatter config found
.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 (5,331 characters)
README.md
Manageable size· 50% pass
2012 files — large
Test suite· 0% pass
No test directory or test files found
Type configuration· 100% pass
Typed language (Java/Kotlin)

How apache/iceberg compares

vs leaderboard average
6.3 pts below
Average 66.8
vs Java average
0.7 pts below
Average 61.2
Stars among Java repos
#23 of 28

Missing here, and how many repos have it

  • Linter / formatter config · passed by 65% of leaderboard repos, 21% of Java repos
  • Test suite · passed by 52% of leaderboard repos, 36% of Java repos
  • Pre-commit / git hooks · passed by 29% of leaderboard repos, 4% of Java repos

One fix for the most agents: Test suite would raise the score for all 9 agents, by up to 14.1 points.

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All Java repos →

Same topics, any language

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

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Agent friendly score for github/apache/iceberg
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Check the score on every pull request

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