The different boards are marked of with one or two letters in between slashes, such as /a/(anime), and /v/ (video games), etc. /b/ is the "Random" image board, which is the only board on the site where pretty much anything goes, and that's why it's so popular (it gets something like 200,000 posts per day)
The different boards are marked of with one or two letters in between slashes, such as /a/(anime), and /v/ (video games), etc. /b/ is the "Random" image board, which is the only board on the site where pretty much anything goes, and that's why it's so popular (it gets something like 200,000 posts per day)