What is React.js? I bet most of you already know the answer to this question. However, we just could not exclude this library from our top at least because it is one of the most popular JS libraries. Let's consider its capabilities in a nutshell.
This library was created by Facebook to help developers in user interfaces creation. It is worth to single out such React.js advantages as an ability to create SEO-friendly web applications as well as its high performance and flexibility.
If you want to see what this library is capable for - read our React vs Angular Performance Research
Also, you may watch a video related to this topic.
These features in React development are possible due to the virtual DOM tree that is created on a server-side. Thus, every time when users interact with a product, ReactJS creates a new DOM to compare it with the previous one and rebuild it taking into account all the changes.
So, to other React.js benefits, we can refer the fact this library easily handles with big amounts of data and decreases the load on a browser since all the processes are conducted on a server-side.
When to use? Getting started with React implies the necessity of a flexible tool intended to create a dynamic View layer. However, you should remember that it is mostly the V from MVC. So, it ignores the rest architecture of an app.
React web development: the work of a virtual DOM
D3.js library is capable of data manipulation from almost any source. Also, it can apply to DOM, SVG, CSS all the transformations that were made. D3 charts are focused on current web standards that make you free from such formats as Flash or Silverlight.
When to use? Whenever you need to bring some visualization to your project.
When to use? Anytime your project requires uncomplicated 3D visualization on a canvas.
Example of a project based on Three.js
We have already applied Socket.io in practice. Check out Doctoring App Case Study to learn what it was used for
This technology that powers this library is smart. If a browser supports, for example, WebSockets - Socket.io will use them, if not - it detects another supported technology and uses it.
When to use? When you need to implement a user-server event-based communication.
Briefly, this library allows working conveniently with parsing, validating as well as displaying dates. Besides, it efficiently handles with a necessity to provide your users around the globe with localized time and the right format depending on their location. Moment.js library supports time zone and internalization.
When to use? In case you need to implement some features related to dates and time.
All the charts are responsive and rendered with the help of canvas HTML5 tag. The support of old Internet Explorer (7/8) versions is also present. Not to mention really good Chart.js documentation.
When to use? When you need a tiny library to build such chart types as line, bar, radar, polar, pie or doughnut.
RxJS library transforms data by means of such methods as aggregation and projection. Zip and selectMany methods allow composing data while where and any methods intended for querying.
When to use? When you deal with a project requiring asynchronous computations and sequences of data.
Browsers supported by RxJS
React has quickly gained popularity among those professionals who are in need of a powerful UI library. However, Riot.js library is an acceptable alternative to React.
Unfortunately, its community is relatively small and it is not the Facebook's product. Nevertheless, Riot.js compensates that by the presence of a virtual DOM that is easy to control due to cleaner syntax.
Needless to say how many Node.js libraries are present on GitHub nowadays. Keystone.js is a wonderful example of a CMS engine the back-end of which can be powered by Node.js, Express.js or MongoDB. This way, you can build web apps with MEAN stack.
Do you want to start learning one more coding language? Check out the Top 20 Programming Languages of 2017
However, this library has to pass a long way before professional usage since its version is only 0.3 by now.
When to use? When you need to build a CMS for a web app based on MEAN stack.
CreateJS is actually a set of modular libraries that serve for different purposes. This way, the usage of Easel.js allows you working with canvas elements in HTML5 while Tweet.js serves as a library intended for animation building.
CreateJS libraries are compatible with all modern browsers for both desktop and mobile devices but most of them contain specific features that can find its application on specialty projects.
When to use? When the libraries' features meet your project's requirements.
When to use? When you need to create anything related to graphics from scratch.
By now the library supports such devices as HTC Vive, Oculus Rift, Daydream, Gear VR and Google Cardboard.
When to use? When you need to bring some VR experience to your project.
Of course, coding in pure language has certain advantages, just the same as using libraries and frameworks instead of writing something from scratch.