BarricadeMX provides very accurate, high performance spam and virus protection for Enterprise and ISP sites. Features include simple installation and administration, little if any end user interaction required, no quarrantine required, and an optional custom non-delivery receipt for all rejected messages. It uses a custom version of SpamAssassin along with many proprietary anti-spam techniques to achieve a guaranteed level of over 99% accurate spam detection with fewer than 0.1% false positives.
xbaydns provides a Web management interface for BIND 9. Its user-friendly Web interface is based on the Django framework. It has been tested on many OSes, including FreeBSD, Linux, and MacOS X Leopard. It provides an easy-to-use Web interface for DNS record management while implementing most of the advanced features provided by BIND.
The XE Toolkit is a multi-platform, network-aware, secure performance monitoring solution for tactical analysis of enterprise computing systems. It uses Java and provides an API in the form of Java jar files that contain the programmatic interfaces needed to craft custom tools. It remains a toolkit, perhaps more complex than the SE Toolkit, but also far more versatile.
SSID-based SMTP server changer for Evolution is a simple script that uses gconf and NetworkManager (via D-Bus) to check which wireless network (SSID) you are currently connected to, and updates Evolution's accounts list (in gconf) to point to the correct SMTP server for that network. It is useful for when roaming between wireless networks that are connected to different ISPs.
Based on ircu, Nefarious has features from various IRCds (Asuka, Bahamut, UnrealIRCd, and UltimateIRCd) with the intent of adding needed features to ircu without becoming too bloated or subject to anti-user behaviors. Most features can be activated or deactivated in the config file. Nefarious includes optional support for RBL-based blocking or marking, fakehosts, accounts, login-on-connect, half-ops, ban exceptions, mIRC color filtering chan-mode, network-wide bans (g-lines), and much more.
syren is a CLI file downloader somewhat similar to wget and aria2c. It features support for HTTP, HTTPS, and FTP, resumable downloads, HTTP proxy support (including CONNECT mode for HTTPS), LISP scripting support, a small reusable downloader library, a small, reusable, and fast LISP interpreter library, predictable console output suitable for parsing by frontends, cookie support, easy changing of UserAgent and Referer fields, POST method support, and more.