Over the years I have gone through the pains of picking apart all the manuals and schematics that I had. Especially Mares annoyed me big time as they can't seem to keep one manual for one thing, but put it all into one big chunk. Nevertheless, I tore apart these PDFs and tried to sort them.
I did have a look at what you gathered and I reckon I do have all of this plus a few other things on Mares.
You can find them all, for all manufacturers I had stuff on at least,
here. Yes, there is a signup, but that is only so that web-crawlers don't index it. I'm not too keen on any backlash from any manufacturer and there are too many crawlers not respecting a robots.txt...
There is no fees, no data collection, nothing.
I always believed this information should be in the public domain, as I'm a staunch defender of right to repair.
Keeping these things under lock and key does nothing for the bottom line of these companies. The only thing that has been achieved over the decades since this "hiding" of schematics and service manuals started, is having more and more uninformed divers. If you pull any 60s or 70s
Owners manual, not service manual!, they included everything that was needed right there for you.
Instead of being told how to repair my car in today's society, I'm being told not to drink the battery acid, but I'm rambling...