GNUMail is a free and open-source,

cross-platform In computing, cross-platform software (also called multi-platform software, platform-agnostic software, or platform-independent software) is computer software that is designed to work in several computing platforms. Some cross-platform software ...

e-mail client An email client, email reader or, more formally, message user agent (MUA) or mail user agent is a computer program used to access and manage a user's email. A web application which provides message management, composition, and reception functio ...

based on

GNUstep GNUstep is a free software implementation of the Cocoa (formerly OpenStep) Objective-C frameworks, widget toolkit, and application development tools for Unix-like operating systems and Microsoft Windows. It is part of the GNU Project. GNUste ...

and Cocoa. It is the official mail client of GNUstep and is also used in Étoilé. It was inspired by NeXTMail (

NeXT Next may refer to: Arts and entertainment Film * ''Next'' (1990 film), an animated short about William Shakespeare * ''Next'' (2007 film), a sci-fi film starring Nicolas Cage * '' Next: A Primer on Urban Painting'', a 2005 documentary film Lit ...

's Mail.app), the predecessor of

Apple Mail Apple Mail (officially known as Mail) is an email client included by Apple Inc. with its operating systems macOS, iOS, iPadOS and watchOS. Apple Mail grew out of NeXTMail, which was originally developed by NeXT as part of its NeXTSTEP operati ...

. GNUMail is based on the mail handling framework

Pantomime Pantomime (; informally panto) is a type of musical comedy stage production designed for family entertainment. It was developed in England and is performed throughout the United Kingdom, Ireland and (to a lesser extent) in other English-speaking ...

. GNUMail demonstrated that it is possible to develop cross platform programs for GNUstep and Cocoa.

Features

*Supported protocols:

POP3 In computing, the Post Office Protocol (POP) is an application-layer Internet standard protocol used by e-mail clients to retrieve e-mail from a mail server. POP version 3 (POP3) is the version in common use, and along with IMAP the most common ...

(with

APOP Apop may refer to: *APOP (Email Protocol) *APOP Kinyras Peyias FC, a Cypriot football club *Apoptygma Berzerk Apoptygma Berzerk (; commonly abbreviated to APB or APOP) is a Norwegian musical group. They have achieved success with a brand of sy ...

support),

IMAP In computing, the Internet Message Access Protocol (IMAP) is an Internet standard protocol used by email clients to retrieve email messages from a mail server over a TCP/IP connection. IMAP is defined by . IMAP was designed with the goal of per ...

4 and UNIX;

SMTP The Simple Mail Transfer Protocol (SMTP) is an Internet standard communication protocol for electronic mail transmission. Mail servers and other message transfer agents use SMTP to send and receive mail messages. User-level email clients ty ...

*Supports TLS with all protocols *Mail spool file support for receiving *File formats for local saving:

Maildir The Maildir e-mail format is a common way of storing email messages in which each message is stored in a separate file with a unique name, and each mail folder is a file system directory. The local file system handles file locking as messages are ...

, Berkeley

mbox Mbox is a generic term for a family of related file formats used for holding collections of email messages. It was first implemented in Fifth Edition Unix. All messages in an mbox mailbox are concatenated and stored as plain text in a single f ...

*Filters for incoming and outgoing mail which support

regular expressions A regular expression (shortened as regex or regexp; sometimes referred to as rational expression) is a sequence of characters that specifies a search pattern in text. Usually such patterns are used by string-searching algorithms for "find" o ...

* Thread Arcs for email thread visualization and navigation *Find Panel supporting regular expressions *Ability to add custom mailheaders *Native support for PGP/ GPG encryption

References

External links

GNUMail User Guide for Version 1.0pre1

GNUMail.app - GNUstepWiki
Email client software for Linux MacOS email clients Free email software Unix Internet software Portable software Free software programmed in Objective-C Software that uses GNUstep {{network-software-stub

Features

See also

References

External links