# Day.js

> 2kB date library with a Moment.js-style API

A tiny immutable date and time library with plugins and locales.

- Source: https://github.com/iamkun/dayjs
- Homepage: https://day.js.org
- License: MIT
- Language: JavaScript
- Stars: 48665
- Forks: 4033
- Contributors: 346
- Last commit: 2026-09-15
- Latest release: v1.11.23 (2026-08-17)
- Purpose: Developer tools
- Runs on: Library / SDK
- For: Personal, Enterprise

## Worth score: 79/100

How much DigGitHub recommends it, from activity, adoption, docs, license and security signals.

- Popularity: 23/25
- Momentum: 10/20
- Maintenance: 25/25
- Community: 13/15
- Readiness: 8/15

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Source page: https://diggithub.com/iamkun/dayjs
Updated: 2026-10-04