The 1.0 version of Things Folders for Mac is available as a free download on our website. The actual developer of this free software for Mac is net.jazzaround. Things Folders for Mac relates to System Tools.
From the developer:
Things Folders creates and manages a folder structure based on your Things projects and areas.
You may want to check out more Mac applications, such as Tag Folders, Hide Folders or Compare & Sync Folders, which might be related to Things Folders.