Online GIF maker and image editor
ezgif.com free online animated GIF editor
https://ezgif.com/

Smart WebP, PNG and JPEG Compression
https://tinypng.com/

Forensically, free online photo forensics tools - 29a.ch
https://29a.ch/photo-forensics/#forensic-magnifier

https://www.autodraw.com/

City Population
Population statistics for countries, administrative divisions, cities, urban areas and agglomerations – interactive maps and charts

https://citypopulation.de/

https://wificard.io/

https://github.com/bndw/wifi-card