Little Software Stats is the first free and open source program that allows software developers to keep track of how their software is being used. It is coded in PHP/MySQL which allows it to run on most web servers.
MetaApp is a distributed system composed of a central web application and a mobile app for iPhone, iPad or Android mobile devices. The central web application allows to define the functionalities which compose the app. Each functionality can be a list of data and edventually a detail form, supporting the CRUD operations. The app is based on a SQLite local database which can be syncronized with the central database.
EmbedDB is a set of simple APIs for interacting with embedded databases in an intuitive fashion. It aims to implement each language binding in an identical way, enforcing binary compatibility, and leveraging the host language's standard structural types