DevTools-X is a cross-platform desktop application designed for developers who need quick access to essential utilities without switching between multiple tools or relying on web-based solutions. Built with Tauri, it combines the rich UI capabilities of React and Mantine with the performance and security of Rust, delivering a lightweight 10MB application that works offline. Unlike macOS-only DevUtils or Windows-only DevToys, DevTools-X unifies 41 developer tools into a single, consistent interface across all major operating systems. It’s ideal for developers who value speed, privacy, and local execution—especially those tired of browser tabs or heavy Electron apps. The app supports features ranging from JSON formatting to QR code generation, all powered by Monaco Editor for a VS Code-like experience.
What You Get
- 41 integrated developer utilities - Includes REST client, JSON/YAML formatter, JWT decoder, SQL beautifier, UUID generator, and more—all in one app with no internet required.
- Monaco Editor integration - Full VS Code-like code editing with syntax highlighting, auto-completion, and linting for 20+ languages including JavaScript, JSON, SQL, and Markdown.
- Cross-platform desktop app - Runs natively on macOS, Windows, and Linux with a 10MB installer, built using Tauri instead of Electron for better performance and smaller footprint.
- Image and file utilities - Compress, convert, crop, and generate thumbnails for images using Rust SIMD; calculate MD5/SHA hashes of files; encode/decode Base64 text and images.
- Password and security tools - Generate strong, stateless passwords; compute HMAC hashes; decode JWT tokens; convert between hex, decimal, and binary formats.
- Live code playgrounds - Edit and preview React components, CSS, HTML, and Markdown in real time with live rendering and syntax-aware editing.
- Drag-and-drop module reordering - Customize your workflow by rearranging tools via drag-and-drop; settings are stored in a local settings.json file for portability.
Common Use Cases
- Building a multi-tenant SaaS dashboard - Quickly generate mock data with Faker, format JSON responses from APIs, and test JWT claims without leaving your desktop.
- Creating a mobile-first e-commerce platform with 10k+ SKUs - Use the bulk image compressor with Rust SIMD to optimize product images, convert color codes between formats, and validate CSS rules in real time.
- Problem: Switching between 10+ tools for basic dev tasks → Solution: DevTools-X - Instead of opening separate apps for QR code generation, timestamp conversion, and JSON formatting, do it all in one 10MB app with no install or login required.
- DevOps teams managing microservices across multiple cloud providers - Decode Kubernetes JWT tokens, test HTTP requests with the built-in REST client, and validate YAML configs without installing additional CLI tools.
Under The Hood
DevTools-X is a feature-rich, modular developer toolkit built as a desktop application using React and Tauri, designed to consolidate a wide range of utility functions into a unified, context-aware interface. It provides an integrated environment for developers to access and manage tools like hashing, color manipulation, regex testing, and more—all within a single application.
Architecture
This project adopts a monolithic yet component-driven architecture that emphasizes modularity and reusability. It leverages design patterns such as lazy loading and context-based state management to enhance performance and maintainability.
- The codebase is organized into distinct modules for features, components, and contexts, promoting clear separation of concerns
- State management is handled through React context providers, enabling shared data across components
- UI composition follows a modular pattern with reusable and customizable components
- Performance optimizations are implemented via lazy loading and selective rendering
Tech Stack
Built with modern web technologies, the project integrates a variety of tools and libraries to support a rich and responsive user experience.
- The core is developed in TypeScript with React, using Preact as a lighter alternative in production builds
- A wide array of libraries support UI (Mantine), desktop integration (Tauri), and code editing (Monaco Editor)
- Development and build processes are streamlined using Vite, Rollup plugins, and Husky for pre-commit hooks
- Code quality is maintained through ESLint and Prettier configurations, ensuring consistent formatting and linting
Code Quality
The codebase reflects a mixed level of quality with some consistency in structure and naming but also shows signs of technical debt.
- Error handling is present across components, though some error paths are underdeveloped or inconsistently managed
- Code organization is generally clear with consistent component naming and folder structures, though some files show incomplete logic
- Automated testing is minimal or absent, indicating a lack of validation for core functionality
- Code style is mostly consistent with linting in place, but some commented-out or unused code suggests unfinished features
What Makes It Unique
DevTools-X distinguishes itself through its unified multi-tool architecture and dynamic integration of developer utilities.
- It consolidates dozens of distinct tools into a single cohesive desktop application with shared state and context
- Tauri integration enables efficient component loading and native system capabilities without full browser overhead
- Custom Monaco themes and editor actions are embedded into the UI, offering a consistent developer experience across tools
- A pinning and navigation system allows users to personalize their workflow with context-aware tool access