Lab

Small tools and experiments

A collection of useful tools, experiments and things I built because I wanted to see if I could.

DNS Inspector

Look up A, AAAA, MX, NS, TXT and email security records for any domain.

Create strong client-side passwords with useful controls.

Generate a QR code from text or a URL, entirely in your browser.

See what the public web may reveal about a name or username.

One button. One simple task. Somehow, it gets personal.

Making simple decisions unnecessarily complicated.

Six quick reflex and memory tests. How fast is your brain, really?

An interactive inbox full of real and fake email. Learn to tell them apart.

> unlock --level 5

access: pending_

A safe, browser-only security puzzle. Five levels, zero real secrets.

Currently tinkering with

Network troubleshooting playground

Tiny automation experiments

AI / local LLM prototypes