Best Duplo Alternatives in 2026
Updated
20 apps from code clone detection tools ranked against Duplo on the same published basis.
- 2Duplo vs PMD
- 3Duplo vs NiCad
- 4Duplo vs Simian Similarity Analyzer
- 5Duplo vs CloneWorks
- 6Duplo vs dcd
- 7Duplo vs jscpd
- 8Duplo vs CopyPaste
- 9Duplo vs phpcpd-next
- 10Duplo vs copydetect
- 11Duplo vs QuickDup
- 12Duplo vs Hound
- 13Duplo vs Algo VPN
- 14Duplo vs dskDitto
- 15Duplo vs semdup
- 16Duplo vs @kongyo2/similarity-ts
- 17Duplo vs CCFinderSW
- 18Duplo vs SourcererCC
- 19Duplo vs art-dupl
- 20Duplo vs Deckard
- 21Duplo vs Amimica
Duplo alternatives compared
| # | App | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 2 | PMD | 7.2 | Free plan | Free | Linux, Mac, self-hosted, Windows |
| 3 | NiCad | 7.1 | Free plan | Free | Linux, Mac, self-hosted, Windows |
| 4 | Simian Similarity Analyzer | 7.1 | Free plan | Free | Linux, Mac, Windows |
| 5 | CloneWorks | 7.0 | Free plan | Free | Linux, Mac, Windows |
| 6 | dcd | 7.0 | Free plan | Free | Linux, Mac |
| 7 | jscpd | 7.0 | Free plan | Free | API, Linux, Mac, self-hosted, Windows |
| 8 | CopyPaste | 6.9 | Free plan | Free | Mac, Windows |
| 9 | phpcpd-next | 6.8 | Free plan | Free | API, Linux, self-hosted |
| 10 | copydetect | 6.7 | No | — | API, Linux, Mac, self-hosted, Windows |
| 11 | QuickDup | 6.7 | No | — | Linux, Mac, Windows |
| 12 | Hound | 6.6 | No | — | API, Linux, Mac, self-hosted, Web |
| 13 | Algo VPN | 6.5 | No | — | Android, iOS, Linux, Mac, Windows |
| 14 | dskDitto | 6.5 | No | — | Linux, Mac |
| 15 | semdup | 6.4 | No | — | Linux, Mac, self-hosted, Windows |
| 16 | @kongyo2/similarity-ts | 6.1 | No | — | — |
| 17 | CCFinderSW | 6.1 | No | — | Windows |
| 18 | SourcererCC | 6.1 | No | — | Linux, self-hosted |
| 19 | art-dupl | 6.0 | No | — | — |
| 20 | Deckard | 6.0 | No | — | Windows, Mac, Linux |
| 21 | Amimica | 5.6 | No | — | — |
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Questions about Duplo alternatives
What is the best alternative to Duplo?
PMD, number 2 in code clone detection tools with a score of 7.2 out of 10. The others here: NiCad, Simian Similarity Analyzer, CloneWorks and 16 more.
What is the best free alternative to Duplo?
PMD is the best-ranked alternative with a free plan. 8 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked on what each maker publishes: documentation depth, a free tier and the platforms it runs on.