Developer builds privacy-first UK unit converter using Astro 5, React 19, and Tailwind 4

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A developer built ukconvert.com, a UK-focused unit conversion website, after growing frustrated with ad-heavy US-centric tools that lacked support for British units like Gas Mark oven temperatures. The site was built using Astro 5, React 19, and Tailwind CSS 4, with zero JavaScript served by default. All calculations are processed entirely in the browser, meaning no user input is ever sent to a server. The project is fully static and free to use, with its source code publicly available on GitHub.

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