Open Source Point of Sale is a web-based point of sale system. The application is written in PHP, uses MySQL (or MariaDB) as the data storage back-end, and has a simple but intuitive user interface.
From the version JsonQ 6.0 all the features rewrite from QAarray. After a long run we noticed that Query Engine of JsonQ should be seperate. Becouse people want to query over various types of data ...