Apps to Mobile friendly

Funkwhale is a free and open-source, self-hostable platform for sharing music. It's a decentralized, community-oriented alternative to commercial music streaming services, built on ActivityPub for federation and offering features like music streaming, library management, playlists, and podcast support.

kodeWeave is a versatile, portable HTML/CSS/JavaScript playground and IDE. It allows developers to write, test, and debug web code directly within the application, offering features like live preview, syntax highlighting, and support for various frameworks.

Firefox Marketplace served as an official distribution platform for applications for the Web Platform, including Firefox OS. It aimed to provide a curated selection of web apps and extensions, facilitating discovery and installation for users within the Firefox ecosystem.

Hugo is a lightning-fast static site generator written in Go. It's designed for building websites rapidly, offering a flexible templating system, theme support, and a built-in development server for quick previews. Ideal for blogs, portfolios, and documentation sites.

Ionic Framework is an open-source UI toolkit for building high-quality, cross-platform mobile, desktop, and web applications from a single codebase. leveraging web technologies.

jQuery Mobile is a comprehensive HTML5-based user interface system designed to make responsive websites and apps that are accessible on all smartphone, tablet, and desktop devices.

VFront is a powerful and open-source web-based front-end for managing various relational databases including MySQL, PostgreSQL, SQLite, and MariaDB. It provides a user-friendly interface for performing database operations without needing command-line access.

SemanticScuttle is an open-source, self-hosted social bookmarking system that emphasizes structured tagging and collaborative knowledge management. It allows users to save, organize, and share bookmarks with a strong focus on semantic relationships between tags.

Discourse is a modern, open-source discussion platform designed for building thriving online communities. It combines elements of traditional forums, mailing lists, and chat to foster civil and engaging conversations.

wallabag is a self-hostable open-source application designed for saving web pages for offline reading, providing users with complete control over their saved content.

Qt is a powerful cross-platform framework designed for developing native applications with intuitive user interfaces. It enables developers to write code once and deploy it across multiple operating systems including desktop, mobile, and embedded systems. With a focus on productivity and performance, Qt provides a comprehensive set of tools and libraries for building robust and engaging applications.

ProtonMail is a leading secure email service utilizing end-to-end encryption and zero-access architecture to protect user privacy. Developed by scientists at CERN, it offers a robust and user-friendly platform for sending and receiving confidential communications.

Grav is a fast, flexible, and open-source flat-file CMS (Content Management System) that simplifies website creation and management. Requiring no database, it leverages the power of Markdown and Twig templating for efficient content delivery and extensive customization.