Agent Friendly Code

Which public repos are easiest for Claude Code to work in?

Repos from GitHub, GitLab, and Bitbucket, ranked by their Claude Code score rather than the average across every agent. gitlab-org/cli leads with 98.0.

The methodology lists the weight Claude Code gives each check and the documentation it comes from.

Claude Code — Loads CLAUDE.md at the start of every conversation per Anthropic's memory docs, so AGENTS.md / CLAUDE.md and a fast test loop carry the most weight.
Leaderboard — page 8 of 12 for Claude Code
RankRepoStarsScoreExternal link
225Kludex/uvicornGitHub11k ★
69.7
open
226apple/swift-argument-parserGitHub3.8k ★
69.7
open
227fastify/fastifyGitHub37.3k ★
68.9
open
228tauri-apps/tauriGitHub111.8k ★
68.8
open
229elastic/elasticsearchGitHub78.2k ★
68.8
open
230pocketbase/pocketbaseGitHub61.4k ★
68.8
open
231influxdata/influxdbGitHub31.8k ★
68.8
open
232elixir-lang/elixirGitHub26.7k ★
68.8
open
233nikic/PHP-ParserGitHub17.5k ★
68.8
open
234StarRocks/starrocksGitHub12.2k ★
68.8
open
235ghostfolio/ghostfolioGitHub9.4k ★
68.8
open
236babashka/babashkaGitHub4.6k ★
68.8
open
237starship/starshipGitHub60.2k ★
68.4
open
238Alamofire/AlamofireGitHub42.4k ★
68.4
open
239quarkusio/quarkusGitHub15.9k ★
68.4
open
240apple/swift-nioGitHub8.5k ★
68.4
open
241libeigen/eigenGitLab1.2k ★
68.3
open
242different-ai/openworkGitHub24.1k ★
68.2
open
243questdb/questdbGitHub17.4k ★
67.8
open
244symfony/aiGitHub1.2k ★
67.8
open
245remix-run/react-routerGitHub56.6k ★
67.6
open
246expo/expoGitHub52.7k ★
67.6
open
247phoenixframework/phoenixGitHub23.2k ★
67.6
open
248millionco/react-doctorGitHub15k ★
67.6
open
249python/cpythonGitHub77.6k ★
67.5
open
250nocodb/nocodbGitHub65.3k ★
67.0
open
251rust-lang/rustlingsGitHub64.3k ★
67.0
open
252Anuken/MindustryGitHub29.3k ★
66.8
open
253debezium/debeziumGitHub13.2k ★
66.8
open
254apache/icebergGitHub9.3k ★
66.8
open
255fastapi/fastapiGitHub103.1k ★
66.4
open
256go-chi/chiGitHub23k ★
66.2
open

Tracking 371 repos · last updated