marpo60-user-agent-rewriter
Adds browser action icon to toolbar to choose user agent string from popup menu. See https://developer.mozilla.org/en-US/Add-ons/WebExtensions/Examples#user-agent-rewriter
Adds browser action icon to toolbar to choose user agent string from popup menu. See https://developer.mozilla.org/en-US/Add-ons/WebExtensions/Examples#user-agent-rewriter