Lutece is an open source platform developed by the City of Paris to help you develop digital solutions. Honed for cities’ use through almost 20 years of development, Lutece has evolved into multifaceted platform with more than 400 plugins.
France
EU
Friendica Alternatives
Friendica is described as 'Distributed social network application. Which allow users to connect with others via their own Friendica server, but may also fully integrate contacts from other platforms including Twitter, diaspora*, Pump.io and StatusNet into their 'newsfeed'' and is a very popular Social Network in the social & communications category. There are more than 100 alternatives to Friendica for a variety of platforms, including Web-based, Self-Hosted, Android, iPhone and iPad apps. The best Friendica alternative is Mastodon, which is both free and Open Source. Other great apps like Friendica are Bluesky, diaspora*, X and Facebook.