E-List Distributor for Mac is an application for sending personalized mass emails using templates. It makes it possible to communicate quickly and reliably with your customer base and subscribers and can automate tasks such as notifying subscribers about new products and promotions, mailing invoices and tracking numbers to online customers, and sending a daily or weekly newsletter to your subscribers. It can schedule mailings during the night to avoid overutilizing networks during business hours. Unsubscription and bounce processing allows you to comply with the CAN-SPAM act.
Yet Another Flowmeter (YAF) is a tool for network flow capture, primarily designed to operate efficiently on white box hardware and generate IPFIX flow records. It is designed to operate primarily on Unix-based systems (including Mac OS X), and is supported by the Network Situational Awareness team at CERT.
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.
p-get is a porn Web spider for the efficient download of Internet video pornography. It is designed to never download the same file twice. It downloads from TGP galleries. Although written in Java, it is a command line tool in the Unix tradition. It is known to work in Linux, Windows, and OS X with Sun's Java, gcj, and jamvm+GNU classpath.
SpotLook is a graphical interface to Mac OS X Leopard's Spotlight desktop search engine. It features tracks, which are timelines showing results according to their date. Tracks can created, edited, and customized, and include a search scope and attributes to search for. Found items can be viewed with Quick Look or revealed in the Finder.