These are becoming popular among small independent communist groups that want to investigate material issues and publish their findings and theses. They can also pseudonymize writers and put the focus on subjects first and foremost, akin to how imageboards detract from online personalities at least to the extent where fetishization is minimal and ignored if ever pushed by anyone.
Here's a decent Toronto area one that I've been reading:
https://kites-journal.org/Program wise, they're a little too Maoist, and it seeps into elements of their investigations obviously, but it's a good concept and spirit in vague.