Perahuru is a exam manager application, that can be used to create and various exams which consist of multiple choice questions and drag and drop questions.
The project purpose is to give the ability to the users to create and execute tests, part of an educational process. It defines two roles: teacher (content manager) and student.
Auth0 Token Vault handles secure token storage, exchange, and refresh for external providers so you don't have to build it yourself.
Rolling your own OAuth token storage can be a security liability. Token Vault securely stores access and refresh tokens from federated providers and handles exchange and renewal automatically. Connected accounts, refresh exchange, and privileged worker flows included.
Visual DB Script is an editor PHP,ASP,HTML(can support other languages) that integrate the functionally of a Database Manager (like Access or MySQL). It supports Scripting Developers with specifical SQL commands and an SQL Query Designer
The JDO Learning Tools demonstrate the behavior of Sun's Java Data Objects (JDO). Explore the query language and the persistence manager. Contains prototypes for client/server, web, and EJB architectures. Works with several JDO implementations.
This features a text based, interactive auction manager programmed in Java. I think it is not full functional for a "real" use, but may serve as a basis to anyone who wishes to implement his/her own auction system.