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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 20Sep 22

Analyzed September 21, 2026 · 28,399 clones in 10 repos · jump to latest

Daily statistics5.4M lines · 28,399 clones · 13.2% duplicated
10repos analyzed
20.7Kfiles scanned
5.4Mlines scanned
28.4Kclones found
718.3Kduplicated lines13.2% of all lines
9.53%median duplicationmean 11.71%
54.67average healthout of 100
Most duplicatedmihail911/modern-software-dev-assignments26.68%Most clonesBuilderIO/agent-native24,113Cleanestanthropics/claude-code0.83%Healthiestaddyosmani/agent-skillsB 77.2Least healthyBuilderIO/agent-nativeE 38.7

Daily totals across trending repos

Clones per analysis day · click a day to open it

010K20K30K40KSep 1Sep 4Sep 7Sep 10Sep 13Sep 16Sep 21
Show as table
DayReposLinesClonesDuplicated linesDuplication
Sep 22, 2026105,633,62630,117678,53912.04%
Sep 21, 2026105,442,17228,399718,30813.2%
Sep 20, 2026121,628,9198,058195,80412.02%
Sep 19, 2026123,973,72120,841282,7507.12%
Sep 18, 2026123,708,32710,787176,4004.76%
Sep 17, 2026124,325,53811,562195,0394.51%
Sep 16, 202693,148,38711,610208,3856.62%
Sep 15, 2026122,876,9039,110188,4906.55%
Sep 14, 2026124,396,80318,031322,2097.33%
Sep 13, 2026123,582,22415,906256,1517.15%
Sep 12, 2026122,958,23211,791205,4956.95%
Sep 11, 2026122,244,6089,618149,2196.65%
Sep 10, 2026102,970,8298,787329,05811.08%
Sep 9, 2026101,922,5094,709264,86713.78%
Sep 8, 202691,901,4607,728114,0546%
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.

1BuilderIO/agent-nativeA framework for building agentic appsTypeScript★ 5,376+98 today16,130 files4.6M lines24,113clonesE 38.712.86%2cloudflare/security-audit-skillA coding-agent skill for multi-phase security audits with independently verified, machine-readable findingsJavaScript★ 18,253+2,428 today48 files7.1K lines28clonesC 61.66.19%3anthropics/financial-servicesPython★ 35,473+260 today538 files82.7K lines175clonesD 51.126.18%4paperless-ngx/paperless-ngxA community-supported supercharged document management system: scan, index and archive all your documentsPython★ 45,660+57 today1,116 files411K lines2,332clonesC 57.114.68%5anthropics/claude-codeClaude Code is an agentic coding tool that lives in your terminal, understands your codebase, and helps you code faster by executing routine tasks, explaining complex code, and handling git workflows - all through natural language commands.TypeScript★ 147,243+419 today645 files104.1K lines67clonesB 73.60.83%6mihail911/modern-software-dev-assignmentsAssignments for CS146S: The Modern Software Dev (Stanford University Fall 2026/2025)Python★ 4,632+172 today111 files5.8K lines70clonesD 41.526.68%7higgsfield-ai/higgsfieldFault-tolerant, highly scalable GPU orchestration, and a machine learning framework designed for training models with billions to trillions of parametersJupyter Notebook★ 5,468+465 today55 files5.5K lines16clonesD 47.45.99%8Open-Dev-Society/OpenStockOpenStock is an open-source alternative to expensive market platforms. Track real-time prices, set personalized alerts, and explore detailed company insights — built openly, for everyone, forever free.TypeScript★ 16,997+755 today117 files12.2K lines8clonesC 58.61.03%9vercel-labs/json-renderThe Generative UI frameworkTypeScript★ 17,511+291 today1,628 files216.2K lines1,543clonesE 39.921.16%10addyosmani/agent-skillsProduction-grade engineering skills for AI coding agents.JavaScript★ 97,806+736 today289 files35.9K lines47clonesB 77.21.46%

By language

LanguageReposLinesClonesDuplicated linesDuplication
TypeScript44,894,24525,731633,50112.94%
Python3499,4362,57783,51316.72%
JavaScript243,031759672.25%
Jupyter Notebook15,460163275.99%
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