45
IMDB alternative
(lemm.ee)
If it's free and open source and it's also software, it can be discussed here. Subcommunity of Technology.
This community's icon was made by Aaron Schneider, under the CC-BY-NC-SA 4.0 license.
Trakt.tv
Related app, but which can also be used without Trakt: Series Guide.
Been using Series Guide for years. Love it.