After looking into there are actually a ton of these websites out there. This is the first actual open source one I've come across that runs in the browser (using WASM)

Non-OS freemium competitors:

- https://www.erase.bg/

- https://www.remove.bg/

- https://pixcleaner.com/

- https://removal.ai/

- https://bgremover.vanceai.com/

- https://www.no-background.coffee/

- https://icons8.com/bgremover