SNApp is a fast, efficient, and open-source note-taking application designed for power users who demand more from their tools. This desktop-first application offers a minimalistic and distraction-free interface, allowing users to focus solely on their notes. With full Markdown support, users can write in pure Markdown with syntax highlighting and code block support. Keyboard-first navigation empowers users to control everything with shortcuts, such as saving with Ctrl+S and searching with Ctrl+Shift+F. The built-in header navigation panel enables quick jumps to any section, while smart filters help find specific notes or headers efficiently. Designed specifically for desktop workflows, SNApp enhances productivity without compromising on features. As an open-source project, it is free to use, modify, and distribute under the AGPL-3.0 license, making it a valuable tool for developers, writers, researchers, and anyone serious about note-taking. Contribute to its development on GitHub and join a passionate community.