This version is compatible with most Nexus Mods that don't rely on the Steam Workshop, though you may need the Norbyte's Script Extender for more complex gameplay modifications.
If you are looking to modify the text or language settings for this specific GOG build: DOS 2 Definitive Edition v3.6.117.3735-GOG
This specific build typically supports multiple languages (MULTi13), including English, French, German, Spanish, Russian, and Chinese. This version is compatible with most Nexus Mods
GOG editions often bundle additional digital goods such as the soundtrack, artbooks, and maps. Managing Language and Settings and maps. Managing Language and Settings