InterNetNews/inn https://github.com/InterNetNews/inn/issues https://www.eyrie.org/~eagle/software/inn/docs/ eagle@eyrie.org Russ Allbery InterNetNews is a complete Usenet system. The cornerstone of the package is innd, an NNTP server that multiplexes all I/O. Newsreading is handled by a separate server, nnrpd, that is spawned for each client. Both innd and nnrpd have some slight variances from the NNTP protocol. Enable Cancel-Lock header functionality Use tagged hash table for history to reduce memory footprint