Searchable tools, visual explainers, and small utilities with real use.
Start with DevUtil.dev (22 privacy-first browser tools), then explore event-loop visualizers, JSON Prettifier, and Regex Tester hosted here.
6
Portfolio tools
22
Tools on DevUtil
3
Interactive visualizers
Utilities
⚡DevUtil.dev
22 free, privacy-first browser tools + guides: JSON/SQL/XML formatters, YAML↔JSON, JSON↔CSV, cron builder, Markdown preview, UUID v4 & v7, and more.
JavaScript
🧠JS Event Loop Visualizer
Interactive walkthrough of call stack, Web APIs, microtasks, and task queue.
Node.js
🟢Node.js Event Loop Visualizer
Explore Node.js phases and async behavior with step-by-step visualization.
DSA
📚DSA Visualizer
Visualize data structures and algorithms to learn core concepts faster.
Formatter
🧾JSON Prettifier
Instantly format, validate, and download clean JSON with copy-ready output.
Regex
🔍Regex Tester
Test patterns with live highlights and match lists for quick debugging.