Free Online Developer Tools

Validate, debug, and generate code easily with our browser-based developer utilities.

Developer Tools

Developer Tools

JSON Beautifier

Beautify and validate your JSON code online for free. Instantly format raw JSON into readable structure without watermark or login.

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Developer Tools

Base64 Encode Decode Tool

Encode or decode Base64 text online instantly—100% free, no watermark, no login. Easily convert text to base64 and vice versa for safe web or API use.

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Developer Tools

Text to Slug Generator

Convert any text into SEO-friendly URL slugs instantly. Free online slugify tool with no login, no watermark—perfect for developers and bloggers.

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Developer Tools

Universal Code Minifier

Minify CSS, JavaScript, HTML, JSON, XML, and SQL online with our free Universal Code Minifier. Optimize code, reduce file size, and improve performance instantly.

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Developer Tools

JavaScript Minifier

Minify JavaScript code online with our free JS Minifier. Reduce file size, remove whitespace & comments, and optimize performance instantly.

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Developer Tools

CSS Clip-Path Generator

Easily create CSS clip-path shapes like circles, polygons, and custom designs with our free Clip-Path Generator.

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Developer Tools

CSS Box Shadow Generator

Generate CSS box shadows visually with live preview. Adjust blur, spread, color, and position instantly.

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Developer Tools

CSS Border Radius Generator

Create smooth rounded corners for elements using our CSS Border Radius Generator with live preview.

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Developer Tools

CSS Flexbox Generator

Easily build responsive layouts with our CSS Flexbox Generator. Customize alignment, spacing, and order.

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Developer Tools

CSS Grid Generator

Quickly create responsive grid layouts with our CSS Grid Generator. Adjust rows, columns, and gaps visually.

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Developer Tools

CSS Animation Generator

Generate CSS animations with keyframes, duration, delay, and easing. Preview animations live and copy the code.

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Developer Tools

Favicon Generator

Create professional favicons from images or text with our free Favicon Generator tool for websites.

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Developer Tools

Regex Tester

Test and validate regular expressions instantly with our free online Regex Tester tool.

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Developer Tools

Responsive Layout Checker

Test your website on different screen sizes with our free Responsive Layout Checker tool.

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Developer Tools

Lorem Ipsum Generator

Generate dummy placeholder text instantly with our free Lorem Ipsum Generator. Choose paragraphs, sentences, or words.

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Developer Tools

CSS Loader Generator

Free CSS Loader Generator online. Create animated loaders and spinners with custom colors, sizes, and styles. Copy-paste ready CSS code.

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Developer Tools

Free Online Developer Tools – Code, Test & Optimize

Use our free online developer tools to format code, check syntax, minify scripts, and test web projects easily. Perfect for developers, students, and tech enthusiasts.

All tools are web-based, fast, and easy to use. Debug, optimize, or generate code snippets in seconds.

If a developer tool you need isn’t available yet, we will create it shortly so you have access to all free developer tools online.

Have a Tool in Mind?

We’re always looking to add more useful tools for our users. If you know a tool that could help others, let us know! Submit your suggestion using the button below.