Calibre is a complete e-library solution. It offers library management, format conversion, news feeds and more.
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Calibre is a complete e-library solution. It offers library management, format conversion, news feeds and more.
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FBReader is an open source e-book reader that makes it simple to access free literature. It runs on a variety of platforms including Linux.
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Lector is an open source e-book reader. The software is in an early stage of development but shows great promise.
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Bookworm is a simple, open source, e-book reader. The software is developed for Elementary OS, a Linux distribution based on Ubuntu.
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Lucidor is software for reading and handling e-books. Lucidor supports e-books in the EPUB file format, and catalogs in the OPDS format.
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TICKR displays feeds as a smooth scrolling line, as known from TV stations.
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QuiteRSS is an open source cross-platform news aggregator for RSS and Atom news feeds.
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RSS Guard is a simple, light and easy-to-use RSS/ATOM feed aggregator developed using Qt which supports online feed synchronization.
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Akregator is a news feed reader for KDE. It enables you to follow news sites, blogs and other RSS/Atom-enabled websites.
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FeedReader is a modern desktop application designed to complement existing web-based RSS accounts.
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Empathy is an instant messaging (IM) and voice over IP (VoIP) client which supports text, voice, video, file transfers, and more.
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Kamailio is an open source implementation of a SIP Signaling Server.
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Wire is a cross-platform, encrypted instant messaging client. It allows users to exchange text, voice, photo, video and music messages.
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Asterisk is a Private Branch eXchange and telephony toolkit. It is a hybrid TDM and packet voice PBX and IVR platform with ACD functionality.
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FreeSWITCH is a telephony platform to facilitate the creation of voice and chat driven products from a soft-phone up to a soft-switch.
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Linphone is a web phone, Make two-party calls over IP networks such as the Internet, freely, with voice, video, and text instant messaging.
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GNU Gatekeeper (GnuGk) is a feature-rich project that implements an H.323 gatekeeper.
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GNU Ring (formerly SFLphone) is an open source SIP-compatible softphone and SIP-based instant messenger for Linux.
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Mumble is a voice chat application for groups. While it can be used for any kind of activity, it is primarily intended for gaming.
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Jitsi is a set of open-source projects that allows you to easily build and deploy secure videoconferencing solutions.
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