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Did Thunderbird remove support for older XUL-based add-ons like Firefox did? It’s unclear to me what the article means by “legacy extensions” - based on contex

Did Thunderbird remove support for older XUL-based add-ons like Firefox did? It’s unclear to me what the article means by “legacy extensions” - based on context it seems simply to refer to extensions that work in 77.

bonzini 6y ago
It refers to XUL extensions, they still work but need updates for new releases unlike WebExtensions.