Moment.js vs dayjs

Date library requirements, release history, distribution size, and known version-specific advisories.

How to use this comparison

Choose according to your required APIs, runtime, integration constraints, and license terms. A smaller provider bundle or higher download count does not establish the best choice. Measurements use the same provider scenario; application imports and peer dependencies can change the outcome.

Check each exact release

• moment@2.31.0 — moment@2.31.0 was published on 2026-09-15. Its manifest declares 0 runtime dependencies and 0 peer requirements. Type declarations are bundled according to the package metadata. The declared Node.js requirement is *.
• dayjs@1.11.23 — dayjs@1.11.23 was published on 2026-08-17. Its manifest declares 0 runtime dependencies and 0 peer requirements. Type declarations are bundled according to the package metadata. No Node.js engine requirement is declared in this manifest.