The OS processing requirements are not limited to
Linux, Windows, and OS X, and so are potentially the right choice in any development environment. The code is open source and can be freely downloaded.
Applications are compact so you have the freedom to install them on any platform. It will also be powerful enough to meet the needs of large scale organizations
as it supports multiple churches, using API's such as the zimpy ORM.
I initially developed the Attendance Application as part 6add1273