Software Alternatives, Accelerators & Startups
Table of contents
  1. Social Mentions
  2. Comments

Day.js

2kB JavaScript date utility library.

Day.js Reviews and details

Screenshots and images

  • Day.js Landing page
    Landing page //
    2022-06-11

Features & Specs

  1. Lightweight

    Day.js is a small library, approximately 2KB in size, which makes it ideal for projects that require minimal impact on load times and performance.

  2. Immutable API

    Day.js uses an immutable API which avoids modifying the original date objects. This helps in preventing unexpected side effects and makes the code more reliable.

  3. Familiar API

    Day.js has an API similar to Moment.js, which makes it easier for developers who have used Moment.js to transition or use alongside Day.js.

  4. Plugin System

    Day.js offers a flexible plugin system, allowing developers to add only the functionalities they need, keeping the library lightweight and customizable.

  5. No Dependencies

    Day.js does not rely on any external dependencies, reducing potential vulnerabilities and keeping the code base clean.

Badges

Promote Day.js. You can add any of these badges on your website.

SaaSHub badge
Show embed code

Videos

We don't have any videos for Day.js yet.

Social recommendations and mentions

We have tracked the following product recommendations or mentions on various public social media platforms and blogs. They can help you see what people think about Day.js and what they use it for.
  • Say Goodbye to JavaScript’s DST Date Confusion
    These issues can also occur in date-time libraries such as moment.js, date-fns, Day.js, and luxon. - Source: dev.to / 19 days ago
  • JavaScript Temporal Is Coming
    The author spells out a few pitfalls of Moment's design and why they're not addressing these as well as alternatives (Luxon, Day.js, date-fns, js-Joda) I've switched to Day.js instead[1] [0] https://momentjs.com/docs/#/-project-status/ [1] https://day.js.org/. - Source: Hacker News / about 2 months ago
  • React Custom Hooks vs. Helper Functions - When To Use Both
    In this code snippet, we use the Javascript date library Day.js to parse and format the date, which gives us a more powerful method for formatting our dates. - Source: dev.to / 9 months ago
  • You're parsing URLs wrong.
    The fact that moment.js or day.js needs to exist in 2024 bothers me a lot. - Source: dev.to / 10 months ago
  • How to parse and format a date in JavaScript
    Day.js (45.3k ⭐) — A minimalist library that offers an excellent API without much overhead. It is very similar to Moment.js but much smaller in size. It also supports plugins for additional features. - Source: dev.to / 11 months ago
  • Handling dates in JavaScript with Tempo
    Day.js is a lightweight alternative to the now deprecated date and time handling library, Moment.js. It is written in JavaScript and uses a similar API to Moment.js. Day.js is sufficient for date operations such as parsing, manipulation, and display. It is designed for use on both the browser and the Node.js runtime. - Source: dev.to / 11 months ago
  • Mastering Time: State-of-the-Art Date Handling in JavaScript
    Similar API to Moment.js: Day.js provides a familiar API, making it easier for developers previously using Moment.js to transition. - Source: dev.to / 11 months ago
  • Complete Tutorial: React Admin Panel with refine and daisyUI
    We have to install refine's support packages for React Table and React Hook Form. We are using Tailwind Heroicons for our icons, the Day.js library for time calculations and Recharts library to plot our charts for KPI data. So, run the following and we are good to go:. - Source: dev.to / over 1 year ago
  • Managify: Manage Your Teams Easily
    DayJS is a lightweight and fast JavaScript library for manipulating dates and times. It offers a moment.js-like API but with a much smaller footprint. - Source: dev.to / over 1 year ago
  • Flash News App React Native (Expo^)
    Well, I haven't reviewed the code, I just checked package.json and I'll suggest you to ditch moment.js Even the creator recommends ditching it. Dayjs is a fantastic alternative. Source: almost 2 years ago
  • You don't need zero JS website for a perfect Lighthouse score
    This may sound a bit general but we can't forget about well-tought code. If we are using a lot of external dependencies, we can check if there aren't many lighter alternatives. Example? Some people are still using moment.js for date formatting. Why not use a lightweight 2kb alternative instead? Writing clean, organized and maintainable code won't give us a huge score boost but we are trying to save every byte of... - Source: dev.to / almost 2 years ago
  • Reactivity and timeouts
    I think Date.now() creates a string that is the number of milliseconds since 1 January 1970 UTC, and since it is UTC you can account for the timezone automatically however you format it for the user. For example, dayjs. Source: about 2 years ago
  • [Code / ideas needed] How to convert the value of this date?
    You can always make it easier on yourself by using a library like Day.js. It's a nice little library that can be extended on if needed. Source: about 2 years ago
  • Question: How are you dealing with Timezones from server & client
    This, but I still use dayjs as a date helper library. It's tiny and internally, it uses the native browser APIs to deal with timezones, it just makes it slightly more useful API surface. Source: about 2 years ago
  • What Happened to UUIDv2?
    Let's use dayjs to see what this equates to:. - Source: dev.to / about 2 years ago
  • Import maps 101
    Let’s take a look at an example implementation of import maps. In this tutorial, we will learn how to import a bare module like dayjs without the use of a bundler. - Source: dev.to / about 2 years ago
  • Replacing MomentJS with Date-fns for a Smaller Package Size
    You may want to take a look at dayjs. It’s 6.5kb to date-fns’ 162kb and shares the same api as moment allowing it to be a much easier package to integrate into an existing moment setup. Granted if you need added functionality you need to use the plugins too so they add to bundle size a little, however 90% of the time the base package is enough. Source: about 2 years ago
  • Javascript Developer Roadmap: Zero to Hero
    After getting a perfect knowledge of these topics, you can learn popular libraries primarily used in frontend and backend JS projects which are lodash and dayjs. They provide utility functions for arrays and objects, and dates, respectively. - Source: dev.to / over 2 years ago
  • How can I globally import a module (not CSS)?
    Declare global { interface String { pascalToWords: () => string; } // Chance is a fake data generator, https://chancejs.com // Dayjs is a date utility that has its own type, https://day.js.org/ namespace Chance { export interface DayjsOptions { min: Dayjs; max: Dayjs; } export interface Chance { dayjs: (params?: Partial) =>... Source: over 2 years ago
  • Simple calendar in a few lines of code 📆
    Below you can find my implementation of a calendar component based on a function we just created, built with popular front-end frameworks with a little bit of help from dayjs. - Source: dev.to / over 2 years ago
  • Let's keep it green ✅
    With a working test suite I replaced Moment.js with Day.js, a very similar library, but with the advantage of being modular and therefore suitable for the tree shaking operation. - Source: dev.to / over 2 years ago

Do you know an article comparing Day.js to other products?
Suggest a link to a post with product alternatives.

Suggest an article

Day.js discussion

Log in or Post with

This is an informative page about Day.js. You can review and discuss the product here. The primary details have not been verified within the last quarter, and they might be outdated. If you think we are missing something, please use the means on this page to comment or suggest changes. All reviews and comments are highly encouranged and appreciated as they help everyone in the community to make an informed choice. Please always be kind and objective when evaluating a product and sharing your opinion.