InspIRCd is a fully modular IRC daemon with modular SSL (gnutls or OpenSSL), ziplinks (through zlib) support, advanced spam filters, flood controls, settable operator levels, and SQL login using PostgreSQL, MySQL, or SQLite.
Information regarding Project Releases and Project Resources. Note that the information here is a quote from Freecode.com page, and the downloads themselves may not be hosted on OSDN.
Several fixes were made for various bugs found since the last release, including a few memory leaks and possible crashes. Also, several minor bugs and annoyances found since the last release has been fixed and some enhancements and stability fixes were made to the socket engines. This is a recommend upgrade for all 1.1 users.