https://www.claws-mail.org/plugins.php https://www.claws-mail.org/plugins.php There are three. Dillo does some crazy embedding thing (and only works in X, not

https://www.claws-mail.org/plugins.php https://www.claws-mail.org/plugins.php There are three. Dillo does some crazy embedding thing (and only works in X, not Wayland), litehtml is simpler but can't render everything. Haven't tried 'Fancy' - since it's webkit, it's probably the closest to a real HTML email experience.