The user-friendly, lightweight, and fast email client Latest Release: 3.17.3 (News), on 22 December 2018

The Gtkhtml2Viewer plugin

The Gtkhtml2Viewer plugin is an HTML renderer plugin for Claws Mail. It features:

libgtkhtml is required,
libcurl is an optional requirement, used for remote image fetching,

Here are a few screenshots illustrating the features: