







Editable online catalog aiming to archive every published book, offering user-contributed entries, metadata, digital lending, and free access to over one million Public Domain titles.




Intuitive music player with dynamic playlists, robust tagging, context views, file tracking, script support, database importing, and language localization.


Free open-source file manager for Windows and Linux featuring global search with typo correction, tabs, workspaces, wireless sharing, advanced downloader, and file protection.




Navigation app using OpenStreetMap data with offline maps for 233 countries, real-time traffic, transit info, multiple modes, privacy, and detailed routes.




Gather and analyze accurate statistics and performance metrics, visualize it, get notified about current and potential issues without delay, and take advantage of our time-tested professional development and support.




QUIK is an open source replacement to the stock messaging app on Android. It is a continuation of QKSMS.

Lunatask is an all-in-one encrypted to-do list, habit tracker, journaling, life-tracking and notes app. It remembers stuff for you and knows what to work on next. Choose from a variety of productivity techniques like Kanban, Must/Should/Want Method, Eisenhower Matrix, or Time...




Multi-platform encrypted messenger supporting one-to-one and group chats, file and image sharing, decentralized open-source design, and ad-free nonprofit operation.




A note-taking tool that gives you memory superpowers. It automatically generates flashcards from your notes and figures out the optimal time to practice each flashcard.



Private voice-memo app with on-device transcription and summaries, topic-based cassette organization, navigable editable transcripts, and portable export formats.




Libre.fm is a project to help you keep track of what music you like and share that, with your friends, discover new music, and meet new people who share your taste in music.


Controls individual app internet access without root, blocks Wi-Fi and mobile data, supports IPv4/IPv6, logging, privacy protection, and detailed notifications.




Offline-first, self-hostable note app with rich text editing, tags, synced local storage, admin panel, archive, search, pinning, dark mode, and privacy.




Fast, native editor with Markdown live preview, syntax highlighting, Mermaid diagram rendering, multiple view modes, CSV/TSV viewer, Git, and workspace support.



Euphonica is an MPD client with integrated spectrum visualiser, metadata downloading & more.




Help to improve the OpenStreetMap with StreetComplete by completing quests which consists of simple questions about the world around you.




Download the complete source code of any website (including all assets). [ Javascripts, Stylesheets, Images ] using Node.js.

A simple and convenient open source manga reader for Android from and for the community, where you can find and read your favorite manga easier than ever.




Browse archives like folders. Preview files without extracting. Drag out only the ones you need, or create and edit ZIP archives.



RSS reader shows you articles from your favorite blogs and news sites, and it keeps track of what you’ve read.




Lightweight code editor with Vim mode, Git integration, AI-powered code editing, syntax highlighting, LSP support, and cross-platform compatibility.

Open-source Android TV client offers a unique, Plex-inspired interface for Jellyfin, supports ExoPlayer and MPV playback, customizable layout, plus Live TV.




We all make many online accounts, but most of them are linked to 1 or 2 of our email addresses. This means if just one account is hacked or tracked, every other account and its associated data is now also at risk.



A web browser for Android, based on Mozilla's Fenix version of Firefox, GeckoView and Mozilla Android Components.



