Sylpheed is an
open-source 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 ...
and
news client licensed under
GNU GPL-2.0-or-later with the library part ''LibSylph'' under
GNU LGPL-2.1-or-later. It provides easy configuration and an abundance of features. It stores mail in the
MH Message Handling System The MH Message Handling System is a free, open source e-mail client. It is different from almost all other mail reading systems in that, instead of a single program, it is made from several different programs which are designed to work from the co ...
. Sylpheed runs on
Unix-like
A Unix-like (sometimes referred to as UN*X or *nix) operating system is one that behaves in a manner similar to a Unix system, although not necessarily conforming to or being certified to any version of the Single UNIX Specification. A Unix-li ...
systems such as
Linux
Linux ( or ) is a family of open-source Unix-like operating systems based on the Linux kernel, an operating system kernel first released on September 17, 1991, by Linus Torvalds. Linux is typically packaged as a Linux distribution, w ...
or
BSD, and it is also usable on
Windows
Windows is a group of several proprietary graphical operating system families developed and marketed by Microsoft. Each family caters to a certain sector of the computing industry. For example, Windows NT for consumers, Windows Server for ser ...
. It uses
GTK+.
In 2005, Sylpheed was forked to create Sylpheed-Claws, now known as
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. ...
.
["Sylpheed-Claws 1.0.0 unleashed!!"]
18 January 2005. As of 2020, both projects continue to be developed independently.
Sylpheed is the default mail client in
Lubuntu
Lubuntu ( ) is a lightweight Linux distribution based on Ubuntu and uses the LXQt desktop environment in place of Ubuntu's GNOME desktop. Lubuntu was originally touted as being "lighter, less resource hungry and more energy-efficient", but now ...
,
Damn Small Linux and some flavours of
Puppy Linux
Puppy Linux is an operating system and family of light-weight Linux distributions that focus on ease of use and minimal memory footprint. The entire system can be run from random-access memory (RAM) with current versions generally taking up abou ...
.
Features
Spam filtering
Sylpheed provides support for
spam filtering
Various anti-spam techniques are used to prevent email spam (unsolicited bulk email).
No technique is a complete solution to the spam problem, and each has trade-offs between incorrectly rejecting legitimate email (false positives) as opposed to ...
using either
bogofilter or bsfilter, at the user's choice. Bsfilter is shipped with the Windows version of Sylpheed.
["Chapter 1. Sylpheed FAQ - General Information"]
/ref>
Plug-ins
Sylpheed supports the development of plug-ins. As of February 2015, Sylpheed's website notes an attachment-tool plug-in, an automatic mail forwarding plug-in, and a plug-in for determining whether or not attachments are password-protected.
/ref>
Limitations
Sylpheed is unable to send HTML mail. This is intentional, since the developers consider HTML mail to be harmful.[ It is still possible to receive HTML mail using Sylpheed.
]
Password
The password is stored in plaintext
In cryptography, plaintext usually means unencrypted information pending input into cryptographic algorithms, usually encryption algorithms. This usually refers to data that is transmitted or stored unencrypted.
Overview
With the advent of com ...
in the Sylpheed configuration file, which by default is only readable by "owner" and not by "group" nor "other". A feature called "master password" prevents Sylpheed from holding plaintext passwords, but does not protect stored messages from other local users with administrator privilege.
Encryption
Sylpheed includes natively PGP Sign and PGP Encrypt options in the compose window (which requires however an encryption tool based on PGP already installed on the computer). This function is simple to handle yet not intuitive to set up.
See also
*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. ...
* List of Usenet newsreaders
*Comparison of Usenet newsreaders
This is a comparison of Usenet newsreaders.
Legend:
See also
* ''alt.*'' hierarchy
* List of newsgroups
* List of Usenet newsreaders
* News server
* Newsreader (Usenet)
* Network News Transfer Protocol
* Usenet newsgroup
References
{ ...
*Comparison of e-mail clients
The following tables compare general and technical features of notable email client programs.
General
Basic general information about the clients: creator/company, O/S, licence, & interface. Clients listed on a light purple background are no long ...
References
External links
*
Sylpheed documentation project
SourceForge project page
Free software programmed in C
Email clients that use GTK
GNOME Applications
Free email software
Email client software for Linux
Windows email clients
MacOS email clients
Usenet clients
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