1. You can blacklist uploaders who mainly upload stuff you don't like (in settings) 2. Tags can be watched, hidden and assigned weights (https://ehwiki.org/wiki/My_Tags) 3. Some tags should give you an warning before opening, unless you disabled it. (delete the nw cookie to enable it again)
It's still being released. This seems to be what was publicly available 2 months ago when it was posted here. Since then, page 87 was posted a day ago. Check out their Eka's account to keep up to date on the public releases or join their Patreon for early access.