| English | eng-000 |
| Lude | |
| ISO 639-3 | art-001 | lud |
| Glottolog Languoid Names | art-326 | Ludian |
| Glottocode | art-327 | ludi1246 |
| Glottolog Primary Key | art-328 | 44462 |
| UNESCO Atlas of the World’s Languages in Danger ID | art-329 | 385 |
| français | fra-000 | lude |
| español | spa-000 | ludio |