On his blog, The Ancestor Hunt, Kenneth R. Marks is constantly publishing lists of where to find free records. The expression, whirling dervish, comes to mind, and that’s a good thing for us.
He recently compiled and published lengthy lists of free collections on Ancestry, Findmypast, and British Newspaper Archive.
These are the blog posts:
How to Access Ancestry’s 1,174 Free Collections
Find My Past Provides 154 Free Historical Newspaper Titles — plus a link to Findmypast’s free ancestry records
British Newspaper Archive Provides 1 Million Free Historical Newspaper Pages