Helpful articles, best practices, tips, and tricks for translating core Foundry VTT and its packages.
Foundry Virtual Tabletop is not yet fully localizable. Parts of the user interface still lack translation support and some elements have been confirmed by the developers to not have translation support for the foreseeable future.
As of Foundry VTT 0.7.9, the following elements of the UI have been confirmed to not support localization in the near future:
Required field name not present in JournalEntry.
Message by Andrew:
These error messages are provided by server-side database validation and forwarded to the client so that there is some record of why a certain operation failed. Unfortunately localizing these sorts of error messages is not going to be a feasible undertaking (for any time in the forseeable future). This one is going to have to fall out of scope.