Best Fourmolu Alternatives in 2026

20 platforms from code formatting tools ranked against Fourmolu on the same published basis.

  1. 1Fourmolu vs Taplo
  2. 2Fourmolu vs CSharpier
  3. 3Fourmolu vs pgFormatter
  4. 4Fourmolu vs Prettier
  5. 5Fourmolu vs autopep8
  6. 6Fourmolu vs Black
  7. 7Fourmolu vs rustfmt
  8. 8Fourmolu vs Accessibility Test Framework for Android
  9. 9Fourmolu vs dprint
  10. 10Fourmolu vs gofmt
  11. 11Fourmolu vs PHP CS Fixer
  12. 12Fourmolu vs Biome
  13. 13Fourmolu vs Ruff
  14. 14Fourmolu vs clang-format
  15. 15Fourmolu vs Dart pub
  16. 16Fourmolu vs Scalafmt
  17. 17Fourmolu vs Spotless
  18. 18Fourmolu vs stylish-haskell
  19. 19Fourmolu vs yamlfmt
  20. 20Fourmolu vs YAPF

Fourmolu alternatives compared

#PlatformScoreFree planFromRuns on
1Taplo7.3Free planFreeAPI, Browser, Linux, Mac, Windows
2CSharpier7.2Free planFreeAPI, Linux, Mac, Windows
3pgFormatter7.2Free planFreeAPI, Linux, self-hosted, Web
4Prettier7.2Free planFreeAPI, Browser, Linux, Mac, Web, Windows
5autopep86.9No—API, Linux, Mac, Windows
6Black6.0Free planFreeLinux, Mac, self-hosted, Windows
7rustfmt6.0Free planFreeLinux, Mac, Windows
8Accessibility Test Framework for Android5.9Free planFreeAndroid, Linux, Mac, Windows
9dprint5.9Free planFreeBrowser, Linux, Mac, self-hosted, Windows
10gofmt5.9Free planFreeLinux, Mac, Windows
11PHP CS Fixer5.9Free planFreeLinux, self-hosted
12Biome5.8Free planFreeBrowser, Linux, Mac, Web, Windows
13Ruff5.8Free planFreeLinux, Mac, self-hosted, Web, Windows
14clang-format5.6No—Browser, Linux, Mac, Windows
15Dart pub5.5No—Linux, Mac, Windows
16Scalafmt5.2No——
17Spotless5.2No——
18stylish-haskell5.2No—Windows, Linux
19yamlfmt5.2No—Linux, Mac, Windows
20YAPF5.2No—Linux, Mac, Windows
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Questions about Fourmolu alternatives

What is the best alternative to Fourmolu?

Taplo, number 1 in code formatting tools with a score of 7.3 out of 10. The others here: CSharpier, pgFormatter, Prettier and 16 more.

What is the best free alternative to Fourmolu?

Taplo is the best-ranked alternative with a free plan. 12 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, open and connectable first: a public API, open-source code, the depth of its documentation and a free tier to try it on. Model lists are sorted by the figure in their title, exactly as each provider publishes it.