InVID Verification Plugin - InVID project : extension chrome et Firefox. Get the tool! It’s free! Chrome Firefox Details about the tool This toolkit is provided by the InVID european project to help journalists to verify content on social networks (please note that external InVID services used via this interface, such as those presented under the Analysis and Keyframes tabs, are not open-sourced). Moteur Inversé vidéo Youtube. Who posted what? Facebook.