Not that I have seen. Macintosh Garden's repository is available for free on the Internet Archive[1]. MR requires an account registration and MG does not.
Macintosh Garden is available free on its own site, with browseable pages full of screenshots and descriptions of everything, too. http://macintoshgarden.org/
I didn't mean to imply MG didn't carry their own wares, bad wording on my part. Yes MG hosts their own content and is available on the Internet Archive.
Macintosh Repository hosts the same content but puts it behind a registration/paywall.
https://macgui.com/ has a lot that neither of those do. Plus the 512k blog is honestly invaluable.
There is some stuff that exists on either one or the other site, but it's mostly the same