Lego is a fast Static Site Generator that generates optimised, performant websites. Build your site with a boringly simple stack, yet get amazing performance. Transpiles and minifies JS using Terser, autoprefixes and minifies CSS with PostCSS, inlines critical styles using critical, minifies HTML, optimises images, versions assets so you can aggressively cache them. Supports Nunjucks and Liquid templates. Posts can be written in Markdown. Data can be provided as YML, JS or JSON files. Development Server starts in <800ms for a site with 80+ pages. Rebuilds take less than 100ms. Benchmarks suggest lego is 8.75x faster than Jekyll.