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

GitLab
BitBucket
VS Code
Git
CodePen
Node.js
Stack Overflow
Originally founded as a project to simplify sharing code, GitHub has grown into an application used by over a million people to store over two million code repositories, making GitHub the largest code host in the world.

Which is more popular?
Based on our record, GitHub seems to be a lot more popular than Day.js. While we know about 2504 links to GitHub, we've tracked only 43 mentions of Day.js.
Website, pricing, platforms and company facts side by side.
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Day.js
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| Website | day.js.org | github.com |
| Pricing | ||
| Company | — | Startup from the United States · 500 - 999 employees · 2008 |
| Listed in |
What each product offers, as listed by its team.

Possible disadvantages
Possible disadvantages
An editorial look at what each product does well and who it suits.

No analysis of Day.js yet.
Overall verdict
Why this product is good
Recommended for
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How often each product is chosen within a category, 0–100% relative to the other.

Share your experience with using Day.js and GitHub. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.

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GitHub is an essential platform for modern software development. It makes it easy to host, manage, and collaborate on code while providing powerful tools for version control, project management, and team...
GitHub Discussions is a communication forum for the community around an open source or internal project. Discussions enable fluid, open conversation in a public forum. Discussions are transparent and accessible, but...
However, like any (human) product, the platform has its limits, downsides, and critics. GitHub has been barred by certain governments, and even if that isn’t exactly the company’s fault, the users are the ones limited...
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 / 6 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 / 12 months ago
Ip a # my address: 192.168.93.132/24 Ip route # default gateway: 192.168.93.2 Ping -c 3 8.8.8.8 # 0% loss, about 17 ms average Dig github.com +short # DNS... - Source: dev.to / 2 days ago
The underlying project structural layout, frontend stylesheets, and core prompt workflows are fully open-source. Check out the repository here: MenuInsight AI GitHub Repository. - Source: dev.to / 2 days ago
Repository: GitHub - pierre-rouleau/tab-based-indent. - Source: dev.to / 4 days ago
When comparing Day.js and GitHub, you can also consider the following products.

date-fns provides the most comprehensive yet simple and consistent toolset for manipulating JavaScript dates in a browser & Node.js.
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Create, review and deploy code together with GitLab open source git repo management software | GitLab
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Parse, validate, manipulate, and display dates in JavaScript
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Bitbucket is a free code hosting site for Mercurial and Git. Manage your development with a hosted wiki, issue tracker and source code.
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Application and Data, Libraries, and Javascript Utilities & Libraries
Compare Luxon to Day.js or GitHub:

Build and debug modern web and cloud applications, by Microsoft
Compare VS Code to Day.js or GitHub: