I use emacs for my mail, with the notmuch mail package which gives me Gmail-like search ability. w3m is used to display HTML email in the emacs frame, and it do

I use emacs for my mail, with the notmuch mail package which gives me Gmail-like search ability. w3m is used to display HTML email in the emacs frame, and it does a good job with tables and inline images. I find the emacs editing experience so superior to anything else that I feel hamstrung in Gmail or Outlook.