It may also be an internal naming convention for an "Application Development Environment" (ADE) specifically for "Testing" (T). Understanding ZIP File Fundamentals
"AP" often refers to the Associated Press , which uses various digital transfer methods for its news feeds. "DE" and "DT" could represent "Data Exchange" and "Data Transfer." APDEdT zip
However, "APDEdT" appears to be an acronym or specialized identifier often associated with localized software development or internal technical tools. If you are referring to a specific zip file you have encountered, it likely falls into one of the following general categories related to "AP" (Associated Press) or specialized "EDT" (Electronic Data Transfer) systems: Possible Interpretations of "APDEdT" It may also be an internal naming convention