Free web based training software for linux

Nixs Web-based SSH client has a backend written in C/glib and a frontend written in PHP. The project talks to the backend via a Unix socket.
The backend maintains a number of SSH processes in TTYs, reads their TTYs, and sends the contents to PHP for formatting. PHP accepts input and passes it to the correct TTY for processing.
Enhancements:
- CR/LF interpretation was improved.
- Escape sequences were added.
- GOption command line parsing was added.

Web-Based Adult Content Server is a suite of programs which manage photo sets and video clips of an adult nature.
It runs on a home Linux/Unix server and creates a personalized adult Web server in which to store, preuse, and catalogue a personal collection of adult material.
Web-Based Adult Content Server has many features, like model catalogs, attribute-based searching, randomized highlights, new addition lists, and a flexible bookmark mechanism.
Enhancements:
- This release has new features and many bugfixes.
- It includes a new Web-based Model Manager application, locations-based filtering (e.g. Bathroom), and a new connections infrastructure for galleries and ad-hoc collections.

Web Foot Avio is a GDM theme based on wallpaper Blue Web Foot - Gnome.

WR Time Tracker is a simple, open source, web-based time tracking system.
It is Web-based and allows you to create teams, projects, and activities. Users can enter their work time, generate reports and invoices, and send them via email. Free hosting of this service is also available.
Main features:
- Create user logins and organize them in teams.
- Create and modify projects and activities.
- Input work time.
- Generate reports and send them via e-mail.

Java Web Shell is a web based interactive shell-type environment written in Java.

Obviously, to use the shell, youll need to be using a browser that supports Java Applets, and this has been compiled using the Sun 1.4.1 JDK.

Head over to Sun and pick up the latest runtime enviroment if you dont already have it.

UO Web Map project is a Web-based map with user-defined markers for Ultima Online.

UO Web Map is Web-based map over the different lands and dungeons in Ultima Online.

It is possible for the users to zoom and add their own points of interest directly on the map.

Yafumato Web Messenger is a Web-based instant messenger client. Users can connect to supported instant messenger services using only a Web browser via HTTP (or HTTPS).
The Yafumato server connects to the messengers by proxy and provides the Web interface to the user, allowing instant messaging from computers where a desktop client cannot be used.
Yafumato Web Messenger is currently alpha software; as such, it has minimal error handling and is not feature complete.
Enhancements:
- The database is now an optional package; users can now login using messenger credentials rather than single sign-on using the database.
- Messenger session handling has been improved; any active messenger sessions are restored upon signin.
- Unstable messenger sessions can be disconnected and replaced using the new "Reset Messenger" link on the status page.

Bulk Meter Flow and Operations provides a Web-based application to manage water meter readings.