They are not two distinct entities, anybody who read the Rolling Stone article (if you can call a two minute read an article) saw they used the mediamatters provided information as the sole source for everything they wrote about. The Rolling Stone article links mediamatters.org three times over a very short piece. Source: about 1 year ago

Media Matters in America is a nonprofit organization that is solely dedicated to fact checking conservative media. It’s really opened my eyes more about how batshit crazy conservative media can be. Source: over 2 years ago

These are Fox News' leading advertisers (Media Matters for America, mediamatters.org). Source: almost 3 years ago

Mediamatters.org has you covered there. Source: about 3 years ago

Most times it was a reddit clone, like voat (which was reddit, but racist) and the actual alternatives were different enough to almost be off putting (like https://hubski.com/ - no images). Source: about 1 year ago

I couldn't get past sign up two times, once on answermug.com (the admins wouldn't respond when I mentioned my account wasn't approved, and asked why) and hubski.com (I can log in, but I can't post or comment and the admins still haven't responded to my emails about my problem). Source: about 1 year ago

I like Hubski, it's a little small and slow rn but it's nice. Source: about 1 year ago

Have you tried hubski? It looks like it could use some new members to revive the site a little. I keep thinking I should make the effort to switch, at least for a while, and start posting content over there. Source: about 3 years ago