Best J2ObjC Alternatives in 2026
Updated
20 apps from code transpilers ranked against J2ObjC on the same published basis.
- 1J2ObjC vs SWC
- 2J2ObjC vs Transcrypt
- 3J2ObjC vs Babel
- 4J2ObjC vs ClojureScript
- 5J2ObjC vs Google Web Toolkit
- 6J2ObjC vs Kotlin/JS
- 7J2ObjC vs Cython
- 8J2ObjC vs Vala
- 9J2ObjC vs CoffeeScript
- 10J2ObjC vs Dart pub
- 11J2ObjC vs Fable
- 12J2ObjC vs Haxelib
- 13J2ObjC vs Mitosis
- 15J2ObjC vs Brython
- 16J2ObjC vs js_of_ocaml
- 17J2ObjC vs JSweet
- 18J2ObjC vs Opal
- 19J2ObjC vs Skulpt
- 20J2ObjC vs SourceMeld
- 21J2ObjC vs CodeTransEngine
J2ObjC alternatives compared
| # | App | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | SWC | 6.7 | Free plan | Free | Android, API, Linux, Mac, Web, Windows |
| 2 | Transcrypt | 6.7 | Free plan | Free | Linux, Mac, self-hosted, Web, Windows |
| 3 | Babel | 6.6 | Free plan | Free | API, Linux, Mac, Web, Windows |
| 4 | ClojureScript | 6.6 | Free plan | Free | Linux, Mac, self-hosted, Web, Windows |
| 5 | Google Web Toolkit | 6.6 | Free plan | Free | Browser, Linux, Mac, Web, Windows |
| 6 | Kotlin/JS | 6.6 | Free plan | Free | Linux, Mac, Web, Windows |
| 7 | Cython | 6.5 | Free plan | Free | Linux, Mac, Windows |
| 8 | Vala | 6.5 | Free plan | Free | Linux, Mac, Windows |
| 9 | CoffeeScript | 5.7 | No | — | API, Linux, Mac, Web, Windows |
| 10 | Dart pub | 5.6 | No | — | Linux, Mac, Windows |
| 11 | Fable | 5.4 | No | — | Web |
| 12 | Haxelib | 5.4 | No | — | Linux, Mac, Windows |
| 13 | Mitosis | 5.4 | No | — | API, Web |
| 15 | Brython | 5.2 | No | — | Web |
| 16 | js_of_ocaml | 5.2 | No | — | Web |
| 17 | JSweet | 5.2 | No | — | Web |
| 18 | Opal | 5.2 | No | — | Web |
| 19 | Skulpt | 5.2 | No | — | Web |
| 20 | SourceMeld | 5.2 | No | — | — |
| 21 | CodeTransEngine | 5.1 | No | — | — |
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Questions about J2ObjC alternatives
What is the best alternative to J2ObjC?
SWC, number 1 in code transpilers with a score of 6.7 out of 10. The others here: Transcrypt, Babel, ClojureScript and 16 more.
What is the best free alternative to J2ObjC?
SWC 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 free-and-open first: a usable free tier and open-source code, then the platforms it runs on and its documentation.