Open-source software offers robust alternatives for Windows users, with notable applications including:
1. LibreOffice: A comprehensive office suite that supports MS Office formats and is free to download.
2. Flow Launcher: A customizable file search and application launcher that is free to use.
3. Duplicati: A zero-trust backup solution that allows data backup to various destinations, available for free for personal use.
4. Nextcloud: An open-source platform for file storage and collaboration that can be hosted locally and is free to install.
5. Franz: An application that consolidates multiple messaging platforms into a single interface, free to use.
6. YAZB: A tool that creates custom top bars for Windows, providing system information and quick access controls, available for free.
7. File Converter: A tool for converting and compressing files through a right-click context menu, free to install.
8. Bitwarden: An open-source password manager with a web browser extension, free to use with optional paid features.
9. AutoHotKey: An automation scripting language for defining hotkeys and streamlining tasks, available for free.
10. Ollama: An open-source AI application that allows interaction with various models, free to install and use.