Gobo

 Gobo  is an open source social media aggregator / reader that has various filters which allow user control. It is a project of the MIT Center for Civic Media, at the MIT Media Lab. It was created by Jasmin Rubinovitz, Alexis Hope, Rahul Bhargava and Ethan Zuckerman, with generous support from the Knight Foundation.

Source code for the project on GitHub: https://github.com/mitmedialab/gobo.

https://www.media.mit.edu/projects/gobo/overview/

Functionality
Gobo aggregates content from one's Twitter, Facebook, and Mastodon feeds.

It provides a wide variety of filters within its interface that allow users to control, filter, or mute on various criteria including: seriousness, rudeness, brands, coronavirus, gender, obscurity, 2020 US election news.

Screenshots of some of the filters can be found at mute.