Main language codes
These language codes are used for the lang attribute.
| Language | Code |
|---|---|
| English | en |
| US English | en-US |
| Japanese | ja |
| German | de |
| French | fr |
| Italian | it |
| Spanish | es |
| Greek | el |
| Portuguese | pt |
| Dutch | nl |
| Russian | ru |
| Polish | pl |
| Chinese | zh |
| Korean | ko |
| Latin | la |
| Swahili | sw |