Blog & Tutorials

Learn how to get the most out of our tools. Tips, tutorials, and best practices.

How to Create a QR Code for Free in 2026 (Complete Guide)

Learn how to generate custom QR codes for URLs, WiFi, business cards and more. No signup, no watermark, completely free.

Reduce image file sizes by up to 90% while keeping them looking great. Perfect for websites, emails, and social media.

Instantly beautify, minify, and validate JSON data. Essential tool for developers working with APIs and configuration files.

Learn what makes a password truly secure. Generate uncrackable passwords with our free tool. Protect your accounts today.

Find the perfect color scheme for your next project. Compare top color palette tools and learn color theory basics.

Understand Base64 encoding, why it exists, and when to use it. Encode and decode text, images, and files instantly.

Speed up your Shopify store and boost sales by optimizing product images. Step-by-step guide with free tools.

The ultimate list of free tools every developer needs in 2026. JSON formatters, password generators, QR codes, and more.

Learn how to decode JWT tokens, inspect claims, check expiry, and debug authentication issues. Free online decoder.