Cross-platform, free media player supports multimedia files, DVDs, streaming, offers hardware acceleration, 4K, lossless audio, and more.
Uses email as a decentralized chat platform with modern interface, open source code, no central servers, strong privacy controls, and no account signup.
A secure collaboration app with end-to-end encryption and interoperability across web, desktop, and mobile. Includes chat, voice, and video calls.
Share, discover, and create short videos across the social web. An open-source alternative that puts creators and communities first, built on federated technology for true ownership and privacy.
Federated and open-source social network with no ads, 500-character limit, custom emojis, and content warnings, emphasizing privacy and personal interaction.
Matrix defines a set of open APIs for decentralised communication, suitable for securely publishing, persisting and subscribing to data over a global open federation of servers with no single point of control.
Pixelfed is an image sharing platform with focus on Privacy, Safety and Security, an ethical alternative to centralized platforms like Instagram.
SimpleX - the most private and secure chat and applications platform - now with double ratchet E2E encryption! Built on Haskell with Love and Coffee.
The Kate project develops two main products: KatePart, the advanced editor component which is used in numerous KDE applications requiring a text editing component, and Kate, a MDI text editor application.
LyX is a document processor that encourages an approach to writing based on the structure of your documents (WYSIWYM) and not simply their appearance (WYSIWYG). LyX combines the power and flexibility of TeX/LaTeX with the ease of use of a GUI.
Free open-source code editor and Notepad replacement supporting multiple languages, featuring high speed, low resource usage, privacy focus, and plugin extensibility.
Texmaker is a free LaTeX editor, that integrates many tools needed to develop documents with LaTeX, in just one application.
This repository contains a build file to generate FLOSS release binaries of Microsoft's Visual Studio Code - Open Source ("Code - OSS") project, the open source core of the proprietary 
Visual Studio Code.
A free Git source code hosting service with the objective to give the open-source code that is running our world a safe and friendly home, and to ensure that code remains free and secure forever.
Beyond coding. We forge. Forgejo is a self-hosted lightweight software forge. Easy to install and low maintenance, it just does the job.
A versatile open-source 3D CAD modeler with modular architecture, suitable for engineering applications across multiple platforms, supporting Python scripting.
LibreCAD is an open source 2D CAD application for Windows, Apple and Linux. It is based on Qt, which is a leading cross-platform application and UI development framework.
A fully featured, user friendly, open source Geographic Information System (GIS) with similar power to ArcGIS and MapInfo.
Privacy-first AI assistant with zero-access encryption, no logging or profiling, open-source code, and user-controlled conversations, subject to GDPR regulations.
Conversational point leveraging Mistral's models with educational, fun exploration, customization options, and unmatched latency across infrastructures.
CoMaps is a new community-driven map app project born out of the desire to create a truly open, transparent, and community-focused navigation app.
Experience YouTube ad-free on desktop with enhanced privacy. FreeTube prevents Google tracking and works seamlessly across Windows, Mac, and Linux.
Block ads, cookies, popups & other trackers. Ghostery sets you up for a private, transparent, and fast internet.
Mullvad is a VPN service that helps keep your online activity, identity, and location private.
Swiss-based VPN that ensures online privacy with a high-speed network, advanced encryption, and no-logs policy, offering a free version. Supports multiple platforms and unblocks content worldwide.
*While Mistral isn't open-source itself, many of its models are.
*Loops and Pixelfed are Canadian, but they are the best FOSS alternatives to Instagram and Tiktok.
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