date-fns
Moment.js
Luxon
js-Joda
Next.js
Nuxt.js
CakePHP
2kB JavaScript date utility library

Hoverify
CSS Scan Pro
Tailscan for Tailwind CSS
CSS Scan
CSS Peeper
Responsively
Screen Ruler
14-in-1 browser extension developers and designers love.
Which is more popular?
Based on our record, Day.js seems to be a lot more popular than SuperDev Pro. While we know about 43 links to Day.js, we've tracked only 1 mention of SuperDev Pro.
Website, pricing, platforms and company facts side by side.
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Day.js
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| Website | day.js.org | superdevpro.com |
| Pricing | ||
| Platforms | — | |
| Company | — | 2022 |
| Listed in |
In their own words, as submitted to SaaSHub.

No description of Day.js yet.
SuperDev Pro is a 14-in-1 browser extension 🧩 that helps developers and designers find and fix UI issues on any website 3x faster, used by 6000+ professionals around the world to ship world-class websites.
What each product offers, as listed by its team.

Possible disadvantages
How often each product is chosen within a category, 0–100% relative to the other.

Share your experience with using Day.js and SuperDev Pro. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.

Date strings. ISO 8601 timestamps like "2026-04-27T10:00:00Z" are string to the converter. If you're parsing them with date-fns or dayjs, you'll want to change those to Date in your final types. - Source: dev.to / 7 months ago
Dayjs - Fast 2kB alternative to Moment.js with the same modern API. - Source: dev.to / 9 months ago
I think the JS Date class should be avoided for anything related to DateTime. Instead, use one of the established libraries: Moment.js or Day.js. And in the near future, use the successor of Date, the new Temporal API. - Source: dev.to / about 1 year ago
A chrome extension of 17 tools(https://superdevpro.com) in one and my plan to add 30+ tools by this year. - Source: Hacker News / about 1 year ago
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