Arena Dev Tools

A collection of useful utilities and tools to help developers in their daily work.

Free, fast, and easy-to-use tools for text processing, character generation, and more.

ASCII Character Generator

Generate all ASCII characters (0-127) and organize them into customizable groups. Perfect for testing, debugging, and character set analysis.

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UTF-8 String Generator

Generate custom UTF-8 strings from various Unicode categories including Latin, Greek, Arabic, Chinese, emojis, and mathematical symbols.

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Base64 Encoder/Decoder

Privacy-focused Base64 encoder and decoder. All processing happens in your browser - no data sent to servers. Perfect for sensitive information.

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Lorem Ipsum Generator

Generate English placeholder text for your designs and mockups. Customize paragraphs, sentences, or words with optional HTML formatting.

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More Tools Coming Soon

We're constantly adding new developer tools. Check back regularly for updates and new utilities.

Features

Fast & Reliable

All tools are optimized for speed and reliability, running on Google App Engine.

Easy to Use

Intuitive interface designed for developers. No registration required, no complex setup - just open and use immediately.

Mobile Friendly

All tools are responsive and work perfectly on desktop, tablet, and mobile devices.