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 4 of 12 for Claude Code
RankRepoStarsScoreExternal link
97withastro/astroGitHub63.2k ★
82.0
open
98apache/kafkaGitHub33.9k ★
82.0
open
99labstack/echoGitHub32.8k ★
82.0
open
100pydantic/pydanticGitHub29k ★
82.0
open
101apache/flinkGitHub26.4k ★
82.0
open
102microsoft/onnxruntimeGitHub22.1k ★
82.0
open
103apache/pulsarGitHub15.3k ★
82.0
open
104TanStack/routerGitHub15.2k ★
82.0
open
105appwrite/appwriteGitHub57.7k ★
81.6
open
106mastodon/mastodonGitHub50.4k ★
81.6
open
107celery/celeryGitHub29k ★
81.6
open
108vapor/vaporGitHub26.2k ★
81.6
open
109biomejs/biomeGitHub25.9k ★
81.6
open
110guzzle/guzzleGitHub23.4k ★
81.6
open
111cloudflare/vinextGitHub9.1k ★
81.6
open
112ocaml/duneGitHub1.9k ★
81.6
open
113chroma-core/chromaGitHub29.5k ★
80.9
open
114charmbracelet/crushGitHub28.6k ★
80.7
open
115yugabyte/yugabyte-dbGitHub10.6k ★
80.3
open
116cline/clineGitHub70.2k ★
80.1
open
117tldraw/tldrawGitHub50.9k ★
80.1
open
118electric-sql/electricGitHub10.4k ★
80.1
open
119Textualize/textualGitHub37.4k ★
80.0
open
120huggingface/diffusersGitHub34.7k ★
80.0
open
121google-gemini/gemini-cliGitHub107.3k ★
79.6
open
122fastlane/fastlaneGitHub42.2k ★
79.6
open
123nushell/nushellGitHub40.7k ★
79.6
open
124TheOrcDev/8bitcn-uiGitHub2k ★
79.5
open
125h4ckf0r0day/obscuraGitHub28.8k ★
79.3
open
126privy-io/go-sdkGitHub4 ★
79.3
open
127crewAIInc/crewAIGitHub59.6k ★
78.9
open
128apache/sparkGitHub44.2k ★
78.9
open

Tracking 371 repos · last updated