Best phpDocumentor Alternatives in 2026
Updated
20 apps from documentation generators ranked against phpDocumentor on the same published basis.
- 1phpDocumentor vs Asciidoctor
- 2phpDocumentor vs Scalar
- 3phpDocumentor vs Sphinx
- 4phpDocumentor vs Kotlin/JS
- 5phpDocumentor vs mdBook
- 6phpDocumentor vs DocFX
- 7phpDocumentor vs Doxygen
- 8phpDocumentor vs MkDocs
- 9phpDocumentor vs PyDoctor
- 10phpDocumentor vs rustdoc
- 11phpDocumentor vs Stoplight Elements
- 12phpDocumentor vs Dart pub
- 13phpDocumentor vs Widdershins
- 14phpDocumentor vs JSON Schema for Humans
- 15phpDocumentor vs Redocly
- 16phpDocumentor vs Swift Package Manager
- 17phpDocumentor vs Daux.io
- 18phpDocumentor vs Docsify
- 19phpDocumentor vs CMinx
- 20phpDocumentor vs LDoc
phpDocumentor alternatives compared
| # | App | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Asciidoctor | 7.4 | Free plan | Free | API, Browser, Linux, Mac, self-hosted, Web, Windows |
| 2 | Scalar | 7.3 | Free plan | $150/mo | API, Linux, Mac, self-hosted, Web, Windows |
| 3 | Sphinx | 7.3 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 4 | Kotlin/JS | 7.2 | Free plan | Free | Linux, Mac, Web, Windows |
| 5 | mdBook | 7.1 | Free plan | Free | Linux, Mac, Windows |
| 6 | DocFX | 7.0 | Free plan | Free | API, Linux, Mac, self-hosted, Windows |
| 7 | Doxygen | 7.0 | Free plan | Free | Linux, Mac, Windows |
| 8 | MkDocs | 6.7 | No | — | Linux, Mac, self-hosted, Windows |
| 9 | PyDoctor | 6.7 | No | — | Linux, Mac, Windows |
| 10 | rustdoc | 6.7 | No | — | Linux, Mac, Windows |
| 11 | Stoplight Elements | 6.7 | Free plan | Free | self-hosted, Web |
| 12 | Dart pub | 6.6 | No | — | Linux, Mac, Windows |
| 13 | Widdershins | 6.6 | Free plan | Free | API, Linux, self-hosted |
| 14 | JSON Schema for Humans | 6.4 | No | — | Linux, Mac, self-hosted, Windows |
| 15 | Redocly | 6.4 | No | $10/mo | API, Browser, Web |
| 16 | Swift Package Manager | 6.3 | No | — | Linux, Mac, Windows |
| 17 | Daux.io | 6.1 | No | — | Linux, Mac, Web, Windows |
| 18 | Docsify | 6.1 | No | — | self-hosted, Web |
| 19 | CMinx | 6.0 | No | — | — |
| 20 | LDoc | 6.0 | No | — | Linux, Mac, Windows |
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Questions about phpDocumentor alternatives
What is the best alternative to phpDocumentor?
Asciidoctor, number 1 in documentation generators with a score of 7.4 out of 10. The others here: Scalar, Sphinx, Kotlin/JS and 16 more.
What is the best free alternative to phpDocumentor?
Asciidoctor is the best-ranked alternative with a free plan. 9 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.