This tag describes bbs'es that were not open 24 hours a day on a dedicated line, but only during the nighttime. This was usually since the line was shared with other users who were using it for voice during the daytime.

This BBS carried PC releases and/or was part of the PC scene. Please note that it does not automatically mean that the BBS ran on a PC.

A BBS that was connected to the demoscene in a more intense way than just offering demos for download. Such BBSs were affiliated with several demoscene groups, had active demosceners as sysops, or were generally know as demoscene communication hubs.