Flow Launcher is a free and open-source quick file search and app launcher designed for Windows. It provides a highly customizable hotkey (default Alt+Space) to instantly bring up a search window, allowing users to efficiently find and launch applications, search for files and their contents using tools like Everything or Windows Search, and perform web searches with their preferred search engines.
Key features include:
- App and File Search: Quickly locate and launch applications and search for files and their contents.
- Web and Bookmark Searches: Browse the internet using your favorite search engine and find bookmarks from various browsers.
- System and Shell Commands: Execute system commands (restart, sleep, shutdown) and run batch/PowerShell commands, even as Administrator.
- Built-in Calculator: Perform mathematical calculations and copy results to the clipboard.
- Windows Settings Search: Easily find Windows and Control Panel settings.
- Plugin Store: Expand functionality by browsing and installing a wide array of community-made plugins.
- Customization: Personalize the launcher with different themes, animations, and sounds, or create your own themes.
- Plugin Development: Developers can write their own plugins using C#, F#, Python, JavaScript, or TypeScript to add new search capabilities.

