Some large #WebObjects applications open sourced publicly: PGI #Cocktail, represented at https://www.asso-cocktail.fr/
Sources are at https://sourcesup.renater.fr/, repos prefixed with "cocktail", last commits from around 2015:
https://sourcesup.renater.fr/search/?type_of_search=soft&group_id=0&words=cocktail&Search=Search
It's a pity I don't speak French, so it's a little bit hard to get what it's about as the source code is French as well.
But it seems to be an administration suite for the needs of #universities. From finances to staff to inscription.