The game’s steam page

https://store.steampowered.com/app/893390/Meridian_59/

Community group on steam

https://steamcommunity.com/groups/m59

Game website and source code

http://www.meridian59.com/

Article on the steam launch

https://www.mmobomb.com/news/meridian-59-game-launched-90s-finally-decides-hop-steam/

Meridian 59 facebook group

https://www.facebook.com/groups/40338181227/?ref=br_rs