There are a couple Scrabble dictionary websites already but I couldn't find any that allowed searching for words with a regular expression, so I made my own.
This is written in Uiua using the webua module with TailwindCSS.
The file out.css is generated by TailwindCSS; to develop the site with Tailwind, install the CLI to tailwindcss and run
./tailwindcss -i in.css -o out.css --watch