Developer Tools
A complete collection of developer tools designed to boost your productivity. 100% Free.
Base64 Converter
Encode to Base64 or decode Base64 strings online for free. The ultimate secure tool for developers to safely format data, images, and API keys. No login required.
Slug Generator
Generate SEO-friendly URL slugs from any text online for free. Instantly remove special characters, spaces, and numbers to create perfect permalinks.
HTML Minifier
Minify HTML code online for free. Compress your markup, remove whitespace and comments to drastically improve page load speeds and SEO rankings.
CSS Minifier
Minify CSS code online for free. Compress stylesheets, remove whitespace, and optimize syntax to dramatically improve website load speeds.
JS Minifier
Minify JavaScript code online for free. Compress your JS scripts, remove whitespace, and shorten variables to dramatically increase website execution speed.
JSON Formatter
Format, beautify, and minify JSON data online for free. Validate your JSON structure and convert it to a human-readable format instantly.
Case Converter
Convert text case online for free. Instantly transform your text into UPPERCASE, lowercase, Title Case, or Sentence case with one click.
Lorem Ipsum Generator
Generate custom Lorem Ipsum placeholder text online for free. Choose paragraphs, sentences, or words for your design and development projects.
Password Generator
Generate strong, secure, and random passwords online for free. Customize length and complexity with symbols, numbers, and uppercase letters.
Hash Generator
Generate cryptographic hashes online for free. Support for SHA-256, SHA-512, and SHA-1 algorithms to secure your data and verify integrity.
Encoder/Decoder
Encode or decode URLs and HTML entities online for free. Safely handle special characters and prepare your strings for web development.
Random Number Generator
Generate random numbers online for free. Set your min/max range and quantity to get instant, unpredictable results for games or testing.
CSV to JSON Converter
Convert CSV data to JSON arrays and JSON to CSV files online for free. Perfect for developers and data analysts working with structured data.
Markdown to HTML
Convert Markdown text to production-ready HTML online for free. Write clean documentation and get the corresponding HTML code instantly.
Duplicate Line Remover
Remove duplicate lines from your text or lists online for free. Perfect for cleaning up email lists, keywords, and data files instantly.
Essential Online Developer Tools
Writing code is hard enough without having to search for basic utilities to format, encode, or minify your data. Toolify's developer tools are built by engineers, for engineers. We provide a clean, ad-free environment where you can access essential programming utilities instantly.
From quickly shrinking your frontend assets with our CSS/JS Minifiers to securely translating sensitive data using our Base64 Decoder, everything happens right in your browser. We respect your workflow and your privacy.