Developer Toolbox

Developer Toolbox is the ultimate companion for developers, providing a comprehensive suite of essential tools in a single, professional, and completely offline package.

Stop switching between browser tabs and online converters. Everything you need is right here, working instantly without an internet connection.

Key Features:

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Data Formatters: JSON Viewer with format, minify, and validation.

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Web Utilities: URL & HTML Encoder/Decoder, URL Parser, and MIME lookup.

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Security & Identity: JWT Decoder, UUID Generator (v1, v4, v5), and Hash Generator (MD5, SHA1, SHA256+).

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Text Tools: Regex Tester with live groups, Case Converter, and Lorem Ipsum generator.

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Conversions: Unix Timestamp converter, Number Base converter (Binary/Hex/Dec), and Base64 encoder.

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Design: Professional Color Picker with HEX/RGB/HSL and palette generation.

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Codes: QR Code and Barcode generator.

Why Choose Developer Toolbox?

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100% Private: No cloud sync, no analytics, no tracking. Your data never leaves your device.

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Works Offline: All tools are available without an internet connection.

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Material 3 Design: A modern, clean, and responsive interface with Dark Mode support.

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Fast & Lightweight: Built for performance with a focus on developer productivity.

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Search & Favorites: Quickly find the tools you use most.

Simplify your workflow and keep your data secure with Developer Toolbox