Noteless — Open Source Notes App

Features * Markdown-optimized editor with syntax highlighting * Supports Github Flavored Markdown, KaTeX and mermaidjs for diagrams * Tags for organizing your notes * Pin, Star and sort your notes by title or different dates * Very themable - dark/light mode and accent color * Full-text search * File Attachments that can be embedded into a note * Multi-Note Editing * Slide actions for easier editing * Tutorial notes which explain how to use the app