with this search tool you can search these fact checkers at once:
snopes.com, agence france presse, canadafactcheck.org
politifact, washington post fact checker, associated press fact check, hoaxeye, les decrypteurs
this chrome extension goes through your facebook feed in real time and verifies posts. ai runs a fact check using image recognition, keyword extraction, and source verification. beta version currently available.
fact checking images with google search (from commonsense.org)
