Featured case studies
A showcase of some of my open-source projects.
Squeeezer
A privacy-first PWA that compresses images, SVGs, PDFs and MP4 videos entirely in the browser.
Raider
A single-screen reference for exploring artists and the relationships between them.
A11y Page Checker
A local-first platform for repeatable accessibility audits across URLs, sitemaps, crawled sites and test plans.
WinPicker
A cross-platform colour picker with immediate WCAG contrast feedback.
@jtmdias/merge-coverage
A CLI that turns coverage and test reports from multiple runners into one CI-ready result.
@jtmdias/js-utilities
Targeted JavaScript functions and React hooks shared across web products without broad utility dependencies.
@jtmdias/react-a11y-tools
Tested React primitives for recurring accessibility patterns in design systems, applications and websites.
Google Chat Formatter
A browser extension for preparing formatted text before pasting it into Google Chat.
Isto Vai Dar Merda
A website for an irreverent online conference created during the pandemic lockdown.