elRTE is a WYSIWYG HTML editor for the Web written using jQuery. It features rich text editing, options for changing its appearance and style, insertion and management of various HTML elements with formatting (images, tables, lists, etc.), support for viewing and editing HTML code, and normal and full-screen modes.
RSyntaxTextArea is a syntax highlighting, code folding text editor. It has support for over 30 programming languages and is completely customizable. By extending JTextComponent, it easily integrates into any Swing application and provides an easy way to add syntax highlighting to a program.
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.
Sciret is an advanced knowledge base system designed to be very user-friendly. It allows you to share articles via social sites like reddit, Digg, etc. Users have the ability to only show categories they want. You can be notified by RSS feads about changes in or additions to Sciret. Each user can bookmark his own preferred articles, bookmarks, or search results. When enabled, users can rate and comment articles. For SPAM protection, you can choose between akismet, typepad, or antispam as plugins. Attachments can be scanned for viruses or other threats with ClamAV. The knowledge base is localized in many languages and can be easily translated into others. Other functionality includes private or public To-Do, simple and advanced search, print view for articles, the ability to send articles by email to a friend as an attachment, and the ability to store articles as drafts.
Kahua is a continuation passing style (CPS) application framework and server. It is written using the Gauche implementation of Scheme. It has the advantage that you can use "continuations" easily, so you can solve the typical Web application's problem of process disconnection. It allows you to program declaratively by using S-expressions as a fundamental data type, you can use Kahua's Object Database to persist data, and you can modify the function being run, supporting incremental development.