posterr
posterr is an open-source media servers project written in HTML with 640 stars on GitHub.
The authors describe it as: “A digital poster app for Plex, Sonarr, Radarr, and Readarr.”
Category
Media servers
Type
Open source
Platform
HTML project
Pricing
Free / open source
License
MIT
GitHub stars
640
Last updated
2026-08-15
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Frequently asked
What is posterr?
posterr is an open-source media servers project written in HTML with 640 stars on GitHub. The authors describe it as: “A digital poster app for Plex, Sonarr, Radarr, and Readarr.”
Is posterr free?
posterr is open source — free to use; check its license for redistribution terms.
What are the best posterr alternatives?
The closest alternatives in the same category include jellyfin, Tvlist-awesome-m3u-m3u8, navidrome, seerr, Kavita — each has a live profile with facts and its own alternatives list on this hub.