Feingeist Software
Shimo
Trial versionConnect to VPN easily.
MacCargoLifter
Trial versionUploads your email attachments to the cloud to work around full mailboxes or size limits.
MacForgetMeNot
Trial versionRemind yourself to include e-mail attachments if you forget.
MacKiwingu
Trial versionEasily mount remote storage in the Finder.
MacFace2Face
FreeApple Mail plugin that adds people's faces to their e-mail from Google+, Flickr, or Gravatar.
MacGraffiti
Trial versionMake your e-mail signatures stylish.
Mac