QTPluginDicom 6.3 for Mac was available to download from the developer's website when we last checked. We cannot confirm if there is a free download of this app available. We recommend checking the downloaded files with any free antivirus. The application relates to Developer Tools. The actual developer of this software for Mac is PatiSoftware.
From the developer:
QTPluginDicom expands the QTPlugin Realbasic plugin with a set of classes (21), modules (1) and global methods (6) that allows you to work with DICOM data structures.
You may want to check out more software for Mac, such as Valentina Studio Pro, which might be similar to QTPluginDicom.