File:Rectangle(Red wide).svg - Wikimedia Commons

File:34 white, red rounded rectangle.svg - Wikimedia Commons

File:Piste Scandinavia 3 red rectangle.svg - Wikipedia

File:Microsoft 365.svg - Wikimedia Commons, microsoft 365

File:Battle flag of the Confederate States of America (Rectangular).svg - Wikipedia

Image File Formats: When to Use Each File Type

File:600px HEX-FEFCF0 border HEX-FF0000 rectangle.svg - Wikimedia Commons

Rectangle Vector SVG Icon (2) - SVG Repo

File:Wide Periodic Table.svg - Wikibooks, open books for an open world

File:Flag of Namibia.svg - Wikisource, the free online library

Getting started - SVG: Scalable Vector Graphics

I always thought that this flag existed, but looking it up on internet, i can't find it anywhere ? Did i make it up ? : r/vexillology