Small utilities we needed and figured you might too. No sign-ups, no tracking, just tools.


Got tired of sites that make you create an account just to format JSON or generate a QR code. So we made simple versions that don't waste your time.
A practical, comprehensive guide to JSON for developers. Learn syntax, validation, common pitfalls, and real-world best practices from someone who's debugged way too many malformed JSON files.
Let's face it - security can feel like that vegetables-before-dessert rule your parents enforced. But in a world where data breaches make headlines daily, understanding web security isn't optional. Here's your friendly guide to the OWASP Top 10 and how to actually protect your applications.
CSS has evolved from a simple styling language into a powerful design system. Container queries, the :has() selector, subgrid, and scroll-driven animations are transforming how we build interfaces. Let's explore these features together and see how they can make our designs more elegant, accessible, and delightful.
A free online json formatter and validator tool
formatterCreate custom QR codes for URLs, text, contact information, and more with our free online QR Code Generator.
generatorA free online tool to encode and decode URLs, converting special characters to their percent-encoded representations and vice versa.
utilityCount characters, words, sentences, paragraphs, and estimate reading time with our free online text counter tool.
utilityGenerate UUIDs/GUIDs online. Supports UUID v1, v4, and v5. Free, fast, and secure UUID generator.
developer-toolsIf something breaks or you want us to add a tool, let us know.