SnippetsLab

SnippetsLab keeps your code snippets and Markdown notes in one library, with iCloud Sync and syntax highlighting for more than 600 languages. • Mac App Store “Best of 2015” • Featured in App Store editorial “Christina Warren’s Productivity Picks,” “All Your Code, Brilliantly Organized,” “Keep Your Code at Your Fingertips,” and “Welcome to the Mac App Store!” • Featured app in “Apps for Developers,” “Essential Coding Apps,” “Essential Apps for Developers,” and “Wrangle Your Code.” ORGANIZATION • Build your personal coding library with multilevel folders, tags, and Smart Groups, and keep the ones you use most in Favorites. • Customize folder icons and tag colors for extra visual clarity. • Add notes to any snippet, and attach files or images for additional context. • Keep related code together with multiple fragments in one snippet. • Lock snippets to prevent accidental changes. CODE EDITING • Highlight code in more than 600 languages and text formats. • Detect the 50 most popular languages automatically with a machine learning model that runs on your Mac. • Format code in more than 20 languages, including Swift, C++, JavaScript, TypeScript, and JSON. • Customize editor behavior such as indentation, overscroll, completion, line wrapping, and much more. • Choose from 18 beautifully crafted themes, or customize and create your own. MARKDOWN SUPPORT • Choose full or side-by-side preview modes with accurate scroll sync. • Insert Mermaid diagrams, MathJax formulas, alerts, interactive tables of contents, and code blocks with full syntax highlighting support. • Pick from eight preview themes, or style the preview with your own CSS. QUICK ACCESS • Find anything instantly with full-text fuzzy search, search filters, and relevance ranking. • Use Quick Actions to switch languages and run commands across the app. • Create, browse, preview, copy, and insert snippets from the menu bar with SnippetsLab Assistant, with extensive keyboard shortcuts to keep you in the flow. • Search your library from anywhere with the official Alfred workflow and Raycast extension. • Use snippet links to open a snippet from any app. AI AND AUTOMATION • Let AI agents search your library, read snippets, and save new snippets through the built-in Model Context Protocol (MCP) server. • Set up popular agents right from SnippetsLab settings. • Search and save snippets from the shell with the lab command-line tool. SYNC AND INTEGRATIONS • Sync your library across all your Mac computers with built-in iCloud Sync. • Browse and restore earlier versions of your library with automatic backups. • Import from GitHub Gist, Quiver, CodeBox, plain text files, or JSON files in the supported format. • Export as a SnippetsLab library, JSON, XML, or plain text files. • Publish to GitHub Gist directly. • Create snippets from anywhere with macOS Services.