bgcut.net for Mozilla Firefox
Firefox 115+
Context-menu background removal for Firefox (Manifest V3 with Firefox-specific settings).
Installation
- Download the ZIP (do not unpack).
- Open
about:debugging#/runtime/this-firefox. - Click Load Temporary Add-on… and select the ZIP, or install permanently via
about:addons→ gear icon → Install Add-on From File… (requires a signed build). - Save your API key in the extension popup.