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🛠 Developer Tools by PlayboxJS

Accelerate your JavaScript development with a growing suite of online developer tools — built for frontend engineers, React developers, and full-stack web professionals.

From code minifiers and JSON formatters to regex testers and color pickers — PlayboxJS provides fast, browser-based utilities with zero setup.

🧰 Explore Developer Tools

Online Text Case Converter: Uppercase, Lowercase & More

Transform your text easily with our online tool. Convert text to uppercase, lowercase, camelCase, snake_case, and more. Perfect for developers and writers.

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All-in-One QR Code Tools: Generate, Scan, and Customize

Discover PlayboxJS QR Tools — your complete suite for generating, scanning, and customizing QR codes. Create static or dynamic QR codes, Wi-Fi access QR, contact vCards, and more — all free, secure, and browser-based.

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UUID/GUID Generator & Validator

Generate and validate UUIDs (Universally Unique Identifiers) and GUIDs. Create random or custom UUIDs for databases, applications, and testing.

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Free Online Minify, Beautify, Format & Optimize

Access a complete suite of online JavaScript tools. Minify code, beautify scripts, format JSON, compress files, and optimize performance — all right in your browser with no downloads.

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URL Shortener

Shorten and manage long URLs into compact, trackable links. Useful for digital marketing, email campaigns, and social media.

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Free Online Audio Tools: Record, Trim, Convert & Edit

Explore a collection of powerful online audio tools. Record voice, trim audio, convert formats, edit waveforms, and more — all in your browser with no installation required.

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Regex Tester

Write, test, and debug regular expressions with real-time output. Essential for string matching, pattern testing, and coding.

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Epoch Converter

Convert between Epoch time and human-readable dates. Useful for timestamp management in applications and databases.

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JSON Formatter

Format, validate, beautify, and minify JSON data. Great for API response debugging, data visualization, and web developers.

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Secure Password Generator

Generate strong, secure passwords instantly with advanced customization options. Customize length, character types, and security settings. 100% client-side for maximum privacy.

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Color Picker

Select, preview, and copy HEX, RGB, and HSL color codes. Perfect for UI/UX design, web development, and digital branding.

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File Difference Checker | Compare Text & Code Online

Easily compare text files, code snippets, or documents side-by-side. Highlight differences, track changes, and merge content with our intuitive online diff checker.

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More Tools Coming Soon

Stay tuned — we’re building new web-based tools for frontend productivity, UI/UX design, API debugging, testing, formatting, and more.

Have an Idea for a Developer Tool?

PlayboxJS is growing with your feedback. Whether it’s a JavaScript formatter, API testing utility, code diff viewer, or a tool for UI/UX, we’d love to hear your ideas!

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