The game's userbase maintains a number of communities across the internet, created by Paradox Interactive and by fans themselves
Paradox Interactive has its own official forum. The forum is divided into subforums based on games.
- Paradox Interactive's Stellaris forum.
- Twitch channel where developers discuss upcoming updates and content.
- Youtube channel where developers discuss upcoming updates, content and community members can contribute with spotlights, tutorials or playthroughs.
- Stellaris Twitter relay official news about the game.
Various developers publish preview of future features, behind the scenes and interact with the community via Twitter.
The unofficial community often hosts various events and multiplayer games. Members of the subbredit /r/Paradoxplaza often post content like AARs, bug reports, and strategy guides as a form of entertainment. Paradox Interactive staff also frequent the site on a regular basis.
- Paradox IRC channel at #paradox on irc.rizon.net for discussion of all Paradox games
- /r/ParadoxPlaza, one of the largest third-party communities around, located on Reddit.
- /r/Stellaris, another subreddit dedicated to Stellaris, which also features content such as AARs, bug reports and strategy guides.