https://dis.tinychan.org/prog
http://4-ch.net/dqn/index.html
http://wakaba.c3.cx/soc/(closed)
http://sageru.org/
https://secretareaofvipquality.org/saovq/
https://dis.4ct.org/lounge/
https://bienvenidoainternet.org/world/ (spanish but this is the international board)
https://www.acrimonie.com/mdt/ (french)
http://bbs.neet.tv/lounge/
http://afternoon.dynu.com/letterbox.html
http://goatfinger.ga/prog/