The Best Free Tools for Developers in 2026
As developers, we use dozens of small utilities daily — formatting JSON, generating passwords, encoding Base64, and more. Here are the best free tools available right now.
1. JSON Formatter & Validator
Why you need it: API responses are often minified into unreadable walls of text.
Our JSON Formatter instantly beautifies, validates, and minifies JSON with syntax highlighting. Perfect for:
2. Password Generator
Why you need it: Developers manage dozens of accounts — databases, cloud services, API keys.
Generate cryptographically secure passwords with our Password Generator. Custom length, character types, and one-click copy.
3. QR Code Generator
Why you need it: Quick sharing of URLs, WiFi credentials, and deep links during development.
Our QR Code Generator supports URLs, text, WiFi, email, and phone formats with custom colors.
4. Base64 Encoder/Decoder
Why you need it: JWT debugging, Basic Auth headers, data URL generation.
Our Base64 tool handles text and file encoding/decoding. Essential for:
5. Image Compressor
Why you need it: Optimize assets for web projects without leaving the browser.
Compress images up to 90% smaller with our Image Compressor. Specific guides for:
6. Markdown Preview
Why you need it: Write READMEs and documentation with live preview.
Our Markdown Preview supports GitHub Flavored Markdown with code highlighting. Perfect for:
7. Color Palette Generator
Why you need it: Generate consistent color schemes that export directly to CSS or Tailwind.
Our Color Palette Generator creates harmonious palettes with export to CSS variables and Tailwind config.
8. Lorem Ipsum Generator
Why you need it: Realistic placeholder text for UI development and testing.
Our Lorem Ipsum Generator creates text for any context — from card descriptions to full blog layouts.
Why QuickTools?
All tools are: