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Head-to-Head NPM Comparison

dayjsvsmoment

Detailed package comparison for bundle size, weekly downloads, supply chain security, and license obligations.

Weekly Downloads Leader
dayjs44.3M/wk
Security Grade Leader
Equal Rating100/100
TypeScript Ready
Both Native
Specification
dayjsv1.11.23
momentv2.31.0
Weekly Downloads44.3MWinner22.6M
Unpacked Size665.7 KB4.29 MB
Security Grade
A+(100/100)
A+(100/100)
Lifecycle Scripts Clean (No scripts) Clean (No scripts)
TypeScript Support Built-in Types (.d.ts) Built-in Types (.d.ts)
License TypeMITPERMISSIVEMITPERMISSIVE
Direct Dependencies00
Active Maintainers16
Last ReleaseAug 17, 2026Sep 15, 2026
Install Commandnpm i dayjsnpm i moment
Full Security ReportView dayjs AuditView moment Audit
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Frequently Asked Questions

Which package is more popular, dayjs or moment?
dayjs is currently more popular with higher weekly downloads (44.3M/week) compared to moment (22.6M/week).
Which has better supply chain security, dayjs or moment?
dayjs has a security score of 100/100 (Grade A+), while moment holds 100/100 (Grade A+). Both packages have equal security standings.
Do dayjs and moment provide TypeScript definitions?
dayjs includes built-in TypeScript types, while moment includes native TypeScript definitions.
What licenses do dayjs and moment use?
dayjs is published under the MIT license (PERMISSIVE), and moment is licensed under MIT (PERMISSIVE).