This project is scheduled for launch
Launch date: Wednesday, November 4, 2026 at 08:00 AM UTC

JsonXmlEditor is an indispensable tool for developers working with APIs, data serialization, and configuration files. Developers can quickly validate and format JSON or XML payloads received from API endpoints, ensuring data integrity and readability. The integrated REST client allows for rapid testing of API requests and inspection of responses, eliminating the need to switch between multiple applications. Furthermore, the DTO code generators significantly accelerate backend and frontend development by automatically scaffolding data transfer objects from JSON structures, saving valuable time and reducing manual errors. Its ability to detect and inspect nested JSON strings within a document also makes it ideal for debugging complex data structures.
Beyond API development, JsonXmlEditor is perfect for managing configuration files, log analysis, and data transformation. Its offline-first approach ensures productivity even without an internet connection, making it reliable for sensitive data handling or environments with restricted network access. The Path Query Panel with JSONPath/XPath evaluation and code generation further empowers developers to precisely extract and manipulate data within large payloads.
JsonXmlEditor is available for free on the Mac App Store, offering its full suite of features without any cost or hidden fees.
The application boasts a clean, native macOS user interface with a beautifully split canvas for source and output, providing an intuitive editing experience. Real-time validation, smart diff visualization, and rich syntax highlighting enhance readability and error detection. Settings are conveniently organized in a Safari-style toolbar. For support, users can contact the development team via email at development@thelittlebakery.org, with a typical response time within two business days. The app is also fully WCAG 2.2 AA compliant, ensuring accessibility for all users.
Built natively for macOS using SwiftUI and a 'Liquid Glass' UI architecture, JsonXmlEditor delivers exceptional performance and a truly native feel. It leverages Metal for rendering, ensuring smooth visuals and efficient resource utilization. This native approach avoids the overhead associated with Electron-based applications, resulting in instant startup times and minimal RAM consumption.
JsonXmlEditor stands out as a powerful, privacy-focused, and highly efficient native macOS tool for developers working with JSON and XML. Its blend of speed, comprehensive features, and commitment to user privacy makes it an essential addition to any macOS developer's toolkit. Explore its features today on the Mac App Store to enhance your data handling workflow.
Comments will be available once the project is launched.
Alexander Marquardt
Scraper Email for Product Hunt Daily leaderboard and peerlist, tinylaunch, uneed.
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