In the beginning I was going to post these to the projects but there are so many and one type applies to more then just one project , most of them are free,one or two have minimal cost.
http://www.glasgowfamilyhistory.org.uk/Pages/Home.aspx
https://www.bunkerfamilyassn.org/
http://www.ajhs.org/
https://www.sag.org.au/
http://hsp.org/
https://www.anesfhs.org.uk/publications/anesfhs-titles?task=publications
http://www.ffhs.org.uk/
http://www.archivescanada.ca/
https://www.scotlandspeople.gov.uk/?gclid=CJXIotPovcoCFQw6GwodEWECyQ&dclid=CK2WttPovcoCFVemFgodGjcAEw
https://www.freecen.org.uk/
http://www.freeukgenealogy.org.uk/about/links/
http://www.genuki.org.uk/
https://www.freereg.org.uk/
http://genealogy.az.gov/
http://www.bdm.nsw.gov.au/
http://www.nmarchive.com/
http://www.mawer.clara.net/intro.html
http://www.ellenterryarchive.hull.ac.uk/star
http://www.blacksheepancestors.com/