3.1 kB minified + gzipped for v1.11.23. Measured with esbuild 0.25.9.
dayjs
v1.11.23
measured Sep 7, 2026
Raw
12 kB
Minified
7.1 kB
Min + Gzip
3.1 kB
Min + Brotli
2.8 kB
Sizes measure dayjs's own code with dependencies treated as external. Real-world size depends on your bundler, tree-shaking, and which exports you use.