Email clients

thumb|upright=1.35|A user's email inbox at Roundcube Webmail (or web-based email) is an email service that can be accessed using a standard web browser. It contrasts with email service accessible through a specialised email client software. Additionally, many internet service providers (ISP) provide webmail as part of their internet service package. Similarly, some web hosting providers also provide webmail as a part of their hosting package.

computer program used to access and manage a user's email

email service developed by Google

Lavabit is an open-source encrypted webmail service, founded in 2004. The service suspended its operations on August 8, 2013, after the U.S. Federal Government ordered it to turn over its Transport Layer Security (TLS) private keys, in order to allow the government to spy on Edward Snowden's email.

SquirrelMail is an open-source webmail application written in PHP. It provides a web-based interface for accessing email via the IMAP protocol and sends messages through SMTP. The project also includes a separate IMAP proxy server written in C. Both components are released under the GNU General Public License version 2 or later.

Microsoft’s personal information manager web app

email client

Open-Xchange is an open source web-based office productivity software suite.

defunct freeware email management application

Open Source Edition of classic Eudora features on top of the Mozilla Thunderbird codebase

email management application

relationship between Unicode and email