Not mockups or screenshots. Each of these is live right now, served from a server I administer myself.
A recommendation engine for phones. Answer a short quiz and it ranks real devices against what you actually said you cared about, using a scored evaluation model rather than a popularity list.
A team communication platform with servers, roles and direct messages. Built around real authentication, role-based permissions and a GDPR deletion flow that cascades into the identity provider.
A drone-based food delivery concept — menu, cart, checkout and order flow, in two languages. An exercise in taking an interface from empty file to something a stranger can use without instructions.
The site you are reading, and every project linked from it, runs on one machine I administer. Each application is sealed in its own network with no route to anything else, TLS is issued automatically, and the whole thing is monitored.
A small command-line tool that fixes a session picker I use daily. Reads the tool's own journal format directly and filters automated runs out of my history.
A quiz platform built as a study project, exploring state handling and question flow.
A tool to create, manage and organise individuals into balanced groups.