Porn forum PornBB.org/forum is the place to go if you want to download all sorts of straight and lesbian content which includes JAV movies, webcam content, VR and 3D porn, various celebrity leaks, amateurs, and so on.
This forum attracts millions of visitors each month, and they post dozens of comments and links daily. You have four main content sections here which include adult movies (movies, videos, movie/video collections, celebrities, HD videos, amateurs, vintage, JAV, cam girls, VR/3D porn), model pictures and videos, adult images (softcore, hardcore, mega threads, celebrities, amateurs), and the "Other XXX's" section with stories, games, and magazines. In addition to that, you can introduce yourself to other members and discuss both porn and various other topics, or ask for help to identify a video, photo or model.
Each of these sections has hundreds if not thousands of topics and millions of posts combined where users share file hosting and image host links but under strict guidelines. Even better, you can switch between the main PornBB forum and the FetishBB, HentaiBB, and GayBB forums and get tons more free high-quality content. However, there's no streaming here, and probably all of the file hosting sites used to share content have download limits for free users.
The light pink color scheme of the main forum might not be to everyone's liking, but there's no denying that this place is well organized and relatively clean. Moreover, and you can check everything out without registering. When it comes to sorting content, if the forum subsections don't quite do it for you, you can use a pretty good basic search or an advanced one that has lots of different filters.
If you overlook the pink layout, and the limits of free downloads from hosting sites used for content sharing, then the PornBB forum is an impressive place that offers incredible content for free.