Apps to Integrated Web Browser

Songbird was a feature-rich, open-source media player and web browser aimed at music enthusiasts. It offered a unique blend of music discovery, management, and playback functionalities, with extensive customization options through add-ons. Key features included music library management, playlist creation, syncing capabilities for various devices, and integrated web browsing for exploring music-related content.

Tizen OS is an open-source, Linux-based operating system designed to power a wide range of devices. Developed by a collaborative effort led by Samsung, it offers a lightweight and versatile platform for smartphones, smart TVs, wearables, and more, with a focus on web technologies and a flexible architecture.

Choqok is a free, open-source microblogging client designed for the K Desktop Environment. It provides a unified interface to manage multiple social media accounts, primarily focused on Twitter and Identica.

Nightingale is a highly customizable cross-platform audio player with a focus on extensibility, featuring a beautiful interface, a wide array of supported formats, and tools like media library management, podcast playback, and integrated web browsing.

Redo Rescue (formerly Redo Backup and Recovery) is a free and open-source disaster recovery solution running from a bootable Live CD/USB.

Gwibber was a microblogging client designed for the GNOME desktop environment, aiming to consolidate multiple social networking services like Twitter and Facebook into a unified interface for streamlined communication and content consumption.

Sailfish OS is a privacy-focused, minimalistic mobile operating system built on a Linux kernel, Mer core, and a proprietary or open-source UI. It offers a unique gesture-driven interface and supports basic Android application compatibility on some devices, prioritizing user control and privacy over extensive app ecosystem.

QuiteRSS is a free, open-source, cross-platform RSS/Atom news feed reader featuring an integrated web browser, filtering options, notifications, and support for multiple languages. It's designed for efficient news consumption and organization.

SeaMonkey is a free and open-source internet suite developed by the Mozilla Foundation. It bundles a web browser, email and newsgroup client, HTML editor, and IRC chat client into a single application, offering a comprehensive online experience.

RSSOwl is a cross-platform news aggregator designed to help users manage and read RSS and Atom feeds efficiently. It allows for offline reading, integrated browsing, powerful search capabilities, and filtering of content.

Vienna is a powerful and free open-source RSS/Atom newsreader for macOS. It allows users to subscribe to news feeds from websites, blogs, and other sources, consolidating content into a single, easy-to-use interface. With integrated browsing, powerful search, and extensive import/export options, Vienna offers a robust solution for staying informed.

Ubuntu Touch, also known as Ubuntu Phone, is a free and open-source mobile operating system based on the Ubuntu Linux distribution. It aims to provide a unified experience across devices, emphasizing privacy, community involvement, and convergence.

Thunderbird is a free, open-source email client developed by the Mozilla Foundation, offering robust features for managing multiple email accounts, integrated chat, and RSS feeds. Known for its extensibility and focus on user privacy and security.