wger Workout Manager is a Web application that can manage your workouts, group them into schedules (A>B>C), and print them as PDFs. It helps you keep a log of the weights lifted in the different exercises as well as your own body weight and can also create and manage your diet plans.
Adagios is a Web-based Nagios configuration interface built to be simple and intuitive in design, exposing less of the clutter under the hood of Nagios. It has a REST interface for both status and configuration data as well a feature complete status interface that can be used as an alternative to the Nagios Web interface.
Dynamic Form is a Python request abstraction library that lets you write one request handler that will run on multiple Python Web frameworks (such as Django and Google's AppEngine). This allows you to create pages and apps once and use them on multiple projects without concern about which framework is being used. Additionally, it makes AJAX easy. Simply adding nested request classes allows you to define AJAX handlers that can easily be refreshed both sever-side and client-side.
WebElements is a collection of Python objects that enable developers to generate and interact with Web apps on the server side. It encourages object oriented Web site development, and code reuse by separating each DOM element into its own object, and then allowing inheritance and child elements to come together to form new elements not defined in the standard DOM.
GUI Builder is a drag and drop interface for creating WebElement User Interface (WUI) templates that can be used as the foundation of a responsive Wep app. It simplifies the process of designing applications, and encourages separation of the logic and view. It is part of the WebBot Web development framework, which makes it possible to build Web apps in a similar fashion to Qt/KDE apps.