Kata Containers runtime uses a hypervisor to provide isolation when spawning containers. It creates lightweight virtual machines.
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Category: Internet
OpenVZ – container-based virtualization
OpenVZ is an open source operating system-level virtualization technology based on the Linux kernel and operating system.
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Rambox – cross platform messaging app
Rambox is an open source cross-platform messaging and emailing app that combines common web applications into one application.
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µTox – lightweight and fluffy Tox client
µTox is a lightweight open source Tox client with minimal dependencies; it not only looks attractive, it runs fast.
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Franz – messaging app for WhatsApp, Slack, Telegram, Facebook Messenger and more
Franz is an open source messaging app. It’s a good alternative to Signal, combining chat and messaging services into a single application.
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Fractal – matrix client for GNOME
Fractal is a Matrix messaging app for GNOME. Its interface is optimized for collaboration in large groups, such as free software projects.
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NeoChat – KDE matrix client
NeoChat is a Matrix client. Send text messages, videos and audio files to your family, colleagues and friends using the Matrix protocol.
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Kopete – multi-protocol instant messaging client
Kopete is KDE’s instant messaging (IM) client. The software is designed to be modular and plugin based.
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Element – secure Matrix messaging and collaboration client
Element is a secure Matrix messaging client with encrypted chats, Spaces, threaded discussions, file sharing and voice and video calls.
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Psi – cross-platform XMPP instant messaging client
Psi is an instant messaging application designed for the Jabber (XMPP) IM network. Chat using Google Talk, LiveJournal and many other groups.
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Signal – encrypted communications app
Signal Desktop is an app that lets you send or receive Signal messages using your laptop or desktop computer. It runs independently of a web browser.
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Gajim – feature-rich XMPP messaging client
Gajim is an XMPP messaging client with OMEMO encryption, group chats, voice messages, file sharing and multi-account support.
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Sendmail – configurable mail transfer agent
Sendmail is a configurable mail transfer agent with flexible routing, SMTP authentication, TLS, policy controls and mail filtering.
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qmail – modern SMTP server
qmail is an Internet Mail Transfer Agent (MTA). It was written as a more secure replacement for the popular Sendmail program.
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chasquid – SMTP (email) server with a focus on simplicity
chasquid is an SMTP (email) server with a focus on simplicity, security, and ease of operation. chasquid is free and open source software.
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Citadel – email and groupware server
Citadel is an email and groupware server with SMTP, IMAP, POP3, calendars, contacts, web access, mailing lists and collaboration tools.
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Dovecot – secure IMAP and POP3 server
Dovecot is a secure, high-performance IMAP and POP3 server with authentication, mailbox indexing, Sieve filtering and flexible storage.
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Cyrus IMAP – email, contacts and calendar server
Cyrus IMAP is a scalable email, contacts and calendar server with IMAP, JMAP, CalDAV, CardDAV, replication, quotas and access controls.
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Courier – integrated mail and groupware server
Courier is an integrated mail server providing ESMTP, IMAP, POP3, webmail, mailing lists, authentication and Maildir-based message storage.
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Postfix – secure and widely deployed mail transfer agent
Postfix is a secure and widely deployed mail transfer agent with flexible routing, TLS, SMTP authentication, filtering and policy controls.
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