I was curious about freedom of travel benefits and made an app where you can check how many more countries you'd be able to access with another passport on top of your existing one: https://multinational.io/best_passport
One little request: please list Ireland as Ireland like it's done everywhere else. Couldn't find it until I tried another country and saw it in the list as "the Republic of Ireland"
It's quite tricky with Germany - they only allow citizenships acquired by birth in all cases. It is easier with EU and Swiss citizenships or if they deem it to be unreasonably complicated or expensive to relinquish the other citizenship, e.g. the US one.
One little request: please list Ireland as Ireland like it's done everywhere else. Couldn't find it until I tried another country and saw it in the list as "the Republic of Ireland"