Pronto! is a highly modularized GTK Mail Client written in Perl. Pronto! is Free Software released under the GPL License.

Pronto! Features:

Here are some of Pronto!'s features:

• Full MBOX support, Pronto! can import your existing mbox folders and export to mbox.
• QMaildir support
• HTML Mail (read only)
• GtkHTML widget support, still supporting XmHTML by default.
• Built-in helpbrowser, as well as mini-browser if using GtkHTML.
• A smart addressbook that auto completes addresses for you if you type them partially in the To: field.
• Very configurable, tons of options and preferences to choose from.
• Message colorization based on quote symbols and their levels.
• Accepts command line args for integration with Netscape through Muttzilla.
• Spelling and Autospelling support. Compatible with Ispell and Aspell.
• Can make use of threads if your version of Perl is compiled with thread support.
• Multipart (MIME) support including inbound and outbound attachements.
• Hyperlinks that WORK! All mail is turned into a pseudo-html message, with active hyperlinks. http:// ftp:// and mailto: are supported. http and ftp load Netscape, mailto opens a new msg window in Pronto! POP3 compatibility.
• Uses the Perl DBI interface now, for database flexibility. You can now use any Perl DBI compliant database with Pronto!. Not just Postgres.
• Non-blocking mail transfers. Continue using Pronto! while your mail transfers in the background.
• Multiple POP3 Account support.
• Filters, including a new message scoring system, useful for maillists.
• Header viewpane
• Sig support. Each account can have a different sig.
• New messages counter
• New messages are configured to your preferences
• Auto-set reply address based on account used to DL message.
• Send/Receive/Reply/Forward.
• Schedulable message transfers.
• Outbox for storing unsent outbound messages.
• Context Sensitive menus (Right Click)
• Sent Items Folder, Drafts folder.
• Message list sortable by From: Subj: and Date: fields (Just click the column header to sort by that column, click again to reverse the direction)
• Multiple message selection.
• Multiple folders.