DevUtils is offline Toolbox for Developers Format JSON, decode Base64, convert timestamps, debug JWT… with just one click! Native macOS app, work entirely offline

Work Offline

Stop pasting JSON strings, JWT tokens, or sensitive data to random websites online.

DevUtils works entirely offline! Everything you paste into the app never leaves your machine.

Smart Detection

DevUtils automagically detects the right tool based on your clipboard content. For example:

Feature Rich

• Delightful handcrafted native UI
• Powerful search and tool management
• 28 developer tools and counting
• Custom scripts coming soon!