OpenProtect is an anti-spam server that filters spam and blocks viruses, phishing, and other malware. Acts as an SMTP gateway and integrates with any email server like Postfix, Sendmail, qmail, Exim, Microsoft Exchange, Lotus Domino, Zimbra, etc.
A C++ wrapper around the OpenGL C API.
A fully-featured launchd front-end for managing and debugging system and user services.