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Trending Repos, Analyzed

How much duplicated code ships in GitHub's trending repositories? Every day a GitHub Actions pipeline picks the day's trending repos, runs jscpd v5 on each, and publishes the results here.

Sep 5Sep 7

Analyzed September 6, 2026 · 2,572 clones in 10 repos · jump to latest

Daily statistics779.9K lines · 2,572 clones · 6.77% duplicated
10repos analyzed
4Kfiles scanned
779.9Klines scanned
2.6Kclones found
52.8Kduplicated lines6.77% of all lines
3.42%median duplicationmean 8.12%
Most duplicatedhumanlayer/skills23.61%Most clonesmagnitudedev/magnitude1,389Cleanestblader/humanizer0%

Daily totals across trending repos

Clones per analysis day · click a day to open it

010K20K30KSep 1Sep 2Sep 3Sep 4Sep 5Sep 6Sep 7
Show as table
DayReposLinesClonesDuplicated linesDuplication
Sep 7, 202692,478,32810,859145,0695.85%
Sep 6, 202610779,8612,57252,8296.77%
Sep 5, 2026101,847,94811,024205,57711.12%
Sep 4, 2026102,753,0217,955133,1054.83%
Sep 3, 2026123,738,85923,917586,70115.69%
Sep 2, 2026113,526,6349,204167,7464.76%
Sep 1, 2026124,056,45510,397182,6854.5%

Repositories

Ranked as on GitHub trending that day. Open a repository for its full statistics, per-format breakdown and largest duplicated blocks.

1fmtlib/fmtA modern formatting libraryC++★ 25,581+134 today122 files86.6K lines101clones1.18%2anthropics/skillsPublic repository for Agent SkillsPython★ 174,634+475 today368 files85.5K lines148clones15.96%3cathrynlavery/diagram-design38 editorial diagram types for Claude Code, Codex, and Pi. Self-contained HTML + SVG. No shadows. No Mermaid slop.HTML★ 31,817+855 today374 files78.8K lines700clones20.62%4humanlayer/skillsTypeScript★ 2,797+442 today49 files5.7K lines27clones23.61%5blader/humanizerAgent skill that removes signs of AI-generated writing from textPython★ 43,612+990 today19 files1.9K lines0clones0%6BraveOPotato/FckSignupsA list of tools that are open-source, in-browser, and require no-signups!TypeScript★ 2,956+68 today62 files9.8K lines9clones1.24%7WorldFlowAI/everything-claude-codeClaude Code toolkit - agents, commands, skills, rules, and hooks for productive AI-assisted developmentJavaScript★ 2,411+95 today146 files28.2K lines16clones1.22%8magnitudedev/magnitudeOpen source inference server that runs the best local models for your hardware, plugged into the agent you already use. Works with Pi, OpenCode, Hermes, OpenClaw, Codex, Claude Code, Oh My Pi, and Cline.TypeScript★ 3,301+674 today2,224 files413.2K lines1,389clones3.84%9bikini/exploitariumA single archive of public exploit PoCs and vulnerability research writeups. At the time I post these, none have been reported. Feel free to report them yourself and take credit for the CVE if handed out lulz. Please do not abuse these. I do this so to allure people into the field, and I've always found this is the most efficient way.Python★ 4,733+230 today222 files41.4K lines68clones2.99%10nvm-sh/nvmNode Version Manager - POSIX-compliant bash script to manage multiple active node.js versions. $nvm: 3ArcxqLtXMmBnWbbtfwQgVL3MNnDsggzgGDtXMnjpumpShell★ 94,944+22 today370 files28.6K lines114clones10.5%

By language

LanguageReposLinesClonesDuplicated linesDuplication
TypeScript3428,7731,42517,3224.04%
Python3128,84521614,88511.55%
HTML178,76970016,24420.62%
Shell128,6481143,00810.5%
C++186,5951011,0251.18%
JavaScript128,231163451.22%
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