Welcome to GPLDL - we are still beta - please report any bugs via the contact form.
https://www.download-monitor.com/
Download Monitor is GPL licensed, as is their free extension “Download Manager Legacy Importer”.
https://www.download-monitor.com/extensions/extension-bundle/
Download Monitor – a plugin for serving downloads via WordPress – and some of its most popular extensions have been added to the repository. Please use the new search bar with the term “download monitor” to find the downloads.