Welcome to AuxiTools

Essential free online tools for everyone - Convert, edit, generate, and process files instantly

No downloads. No registration. No limitations. Just simple, powerful tools.

What is AuxiTools?

AuxiTools is your one-stop destination for free online productivity tools. Whether you're a student, professional, developer, or content creator, our suite of tools is designed to make your digital tasks simple and efficient. All tools work directly in your browser - no downloads, no accounts, no hidden costs.

All Tools

Explore our complete collection of free online tools

✍️

Content Creators & SEO

Essential tools for writers, marketers, and SEO specialists.

🔗

Text to Slug Generator

Instantly convert blog post titles into clean, URL-friendly slugs.

🌐

Markdown to HTML Converter

Convert Markdown text into clean, copy-pasteable HTML instantly.

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Keyword Density & Counter

Calculate word count, reading time, and analyze keyword density frequencies.

📝

Text & Document Tools

Create, edit, and format text. Perfect for writers, developers, and content creators.

Markdown Live Preview

Real-time markdown editor with live preview. Write documentation, README files, and blog posts with full markdown syntax support.

🔄

Developer Data Converters

Instantly convert formatting and models.

🛡️

JSON to Zod Schema

Instantly convert JSON objects into TypeScript Zod schemas. Optimized for large files.

📊

JSON to CSV Converter

Convert JSON arrays to clean CSV format effortlessly. Ideal for large data exports.

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YAML to JSON Converter

Fast, reliable YAML to JSON converter. Easily handles large configuration files.

📘

JSON to TS Interface

Instantly convert JSON into TypeScript interfaces. Handle large JSON payloads.

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Text & Code Diff Checker

Side-by-side comparison tool to find exactly what changed in text or code.

String Case Converter

Transform text between camelCase, snake_case, PascalCase, and more.

🔐

Base64 Encoder & Decoder

Quickly encode plain text to Base64 or decode strings back to readable data.

🎨

UI and CSS Generators

Visual tools to generate complex CSS code instantly.

🌈

Tailwind Box Shadow Generator

Generate complex custom shadows with sliders and get Tailwind arbitrary values instantly.

✨

Code Beautifiers and Minifiers

Instantly clean up messy code or compress it for production.

🧹

Code Formatter & Minifier

Format and minify HTML, CSS, JavaScript, JSON, and XML. Handles large code files.

📚

General Writers & Editors

Quality-of-life formatting utilities.

🧹

Text Cleaner & Formatter

Strip out extra spaces, tabs, empty lines, and HTML tags with one click.

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Character Encoding Converter

Fix corrupted text by decoding URL strings and HTML entities to UTF-8.

Why Choose AuxiTools?

Experience tools built with accessibility and ease-of-use in mind

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Lightning Fast

Experience instant results. All processing happens directly in your browser with zero delays.

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100% Secure & Private

Your data never leaves your device. Everything is processed locally in your browser for maximum privacy.

💰

Completely Free

No hidden costs, no paywalls, no registration. Use all tools as much as you want, absolutely free.

♿

Accessible Design

Large text, high contrast, keyboard navigation. Designed to be usable by everyone, including seniors.

📱

Works Everywhere

Desktop, tablet, or mobile. All tools are fully responsive and work on any device.

🎯

User-Friendly

Simple, intuitive interfaces. Start using our tools immediately without any learning curve.

Ready to Get Started?

Choose a tool above and start completing your digital tasks in seconds.

Explore All Tools