Supported programming languages

repo2wasm only suports programming languages already compiled to Wasm, packaged by the emscripten-forge organisation on GitHub, and available on the emscripten-forge-dev channel hosted by Prefix.dev GmbH.

Important

The list included in this section is a non-exhaustive list.

Python

Note

Check the python package for updated information.

Version	Available	Latest release if available	Latest release date
3.14	❌
3.13	✔️	3.13.1	2024-12
3.12	❌
3.11	❌
3.10	❌
3.9	❌

R

Note

Check the r-base package for updated information.

Warning

Access to the internet is limited. download.file() works but the R package curl was not ported to Wasm.

Version	Available	Latest release if available	Latest release date
4.5	✔️	4.5.1	2025-06
4.4	✔️	4.4.3	2025-03
4.3	❌
4.2	❌
4.1	❌
4.0	❌
3.6	❌

Octave

Note

Check the octave package for updated information.

Warning

Access to the internet is not possible, in other words, the functions web(), urlread(), urlwrite(), webread(), and webwrite() described in the section WWW Access do not work.

Version	Available	Latest release if available	Latest release date
10.3	✔️	10.3.0	2025-09
10.2	✔️	10.2.0	2025-05
10.1	❌
9.4	❌
9.3	❌
9.2	❌
9.1	❌
8.4	❌
8.3	❌
8.2	❌
8.1	❌