Knocker is a simple, versatile, and easy-to-use TCP security port scanner written in C, using threads. It is able to analyze hosts and the network services which are running on them. Knocker it is available for Linux, FreeBSD, many Unix platforms, and Windows 95/98/2000. Both a console version and a GTK+ version are available.
AurigaDoc is a java-xml-xsl based documentation engine for writing xml documents, and converting them to other open formats like HTML and pdf. The idea is to keep a single document source (such as XML) and convert it to various formats using XSLT. While converting the XML to HTML, you have the option of either creating a single HTML file for the entire document or multiple HTML files, where each file contains a single section in the document with links to other sections.
FXPy is a Python extension module which provides an interface to the FOX cross-platform GUI library. With a few minor exceptions, FXPy provides a complete interface to FOX. FOX is a C++-based toolkit for developing graphical user interfaces easily and effectively, and it runs natively under both Unix/X and Microsoft Windows. Some of the significant features of FOX include a rich set of widgets, powerful but easy-to-use layout managers, extensive support for 3-D modeling using OpenGL or Mesa, drag-and-drop (using the XDND protocol) and a registry for persistent application settings.