Criticker is an online film recommendation engine and community that helps people explore the world of cinema and share their viewing.

Flicktion is a user-driven film community.

Letterboxd is an online social networking service.

Simkl TV Tracker is an easy to use TV Tracking platform that you can use.

TVmaze is a TV Show and web series database.

Filmsomniac is a tool to track the movies and TV show episodes you have watched.

The Internet Movie Database (abbreviated IMDb) is an online database of information related to films, television programs and video games.

Rinema is an app to watch movies and tv shows.

themoviedb.org is a free and open movie database. It's completely user driven by people.