>>41Some of the best IRC channels I've ever been in are internal channels on public access UNIX systems. Their communities are both relatively small, but dedicated enough to stay active. Since the community belongs to an entire computer system, and not just the IRC channel, there's always a lot of interesting and cool community attractions, like multiplayer text based games made by other members, bulletin board systems, and the personal web pages. Check out
htts://tildeverse.org, it's a good way to find some of the most active systems. SDF is one of the original systems from way back, but as far as I know, it's activity is slowly lagging.