title: Claws Mail
text: # Claws Mail
  
  Claws Mail is a free and open-source, C/GTK-based e-mail client, which is both lightweight and highly configurable. Claws Mail runs on both Windows and Unix-like systems such as Linux, BSD, and Solaris. It stores mail in the MH mailbox format. Plugins allow to read HTML mail, but there is none to compose HTML messages.
  
  ## Features
  
  Claws Mail is also a news client and RSS aggregator. Further features – integrated or supplied via plugins – include:
  
  * Search and filtering, optionally via Perl and Python scripting
  * Security (GPG, SSL, anti-phishing)
  * Anti-spam (SpamAssassin, Bogofilter)
  * Per-folder preferences
  * Optional external editor
  * Templates for messages
  * Themes support, customisable toolbars, X-Face support, foldable quotes
  * Viewers for HTML mail (Dillo, Gtkhtml2, Fancy (WebKit), LiteHTML)
  * TNEF attachment parser
  * PDF viewer
  * Various notification plugins, e. g. trayicon and LED handler
  * Archiving, import/export from standard formats
  * Support for Mbox mailbox format
  * Calendaring with events as kind of messages
  
  ## History
  
  Development started in April 2001 as Sylpheed-Claws off the development version of Sylpheed, where new features could be tested and debugged. In August 2005 Claws Mail forked completely from Sylpheed.
  
  