8 Outstanding Node.js SEO Libraries in 2022

Programming, web development, and automation have become an integral part of the SEO industry. And when speaking of programming and web development, mentioning JavaScript is a must! This particular scripting language has brought a revolutionary change in web development and SEO. 

Here in this blog, we will give a clear insight into the most popular and advanced Node.js SEO libraries currently leading the market. So, with no more delay, let’s get started!

What is a Node.js library?

Node.js library
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Node.js is an open-source, asynchronous, and event-driven JavaScript library that helps to create top-notch scalable network apps. This runtime environment is well-compatible with most operating systems, including Windows, Unix, Mac OS X, Linux, etc. Developed by Ryan Dahl, this free, cross-platform tool allows developers to build server-side and networking applications precisely and hassle-freely, offering an extensive choice of JavaScript modules. It depends on Chrome’s V8 and can create an application code automatically.

Contribution of Node.js to SEO

The programming language and the framework you opt for to develop your application will impact its online discoverability, performance, and development time. All these aspects remain under the developer’s control, and they can optimize them to boost your app’s searchability with Node.js.

Now you might be wondering how Node.js and SEO are related, right? Well, SEO or search engine optimization is essential in displaying and trading your products and services. And in that case, Node.js is exceptionally fruitful to use as it offers outstanding SEO opportunities. This runtime environment offers impressive visibility to your mobile and web applications. As Node.js provides optimum performance and super fast loading time, it enhances SEO strategies, boosting your web apps’ digital presence. 

Top 8 NodeJs SEO libraries

animated people are working on Node.js SEO Libraries beside a table

Node Js SEO libraries help developers build intuitive web pages and reduce the loading time of web and mobile applications, thereby reducing development downtime and cost. However, we’ve narrowed down the top-of-the-line ones and enlisted them below.


When building sitemap XML files, the high-level streaming CLI sitemap is the number one choice! This particular node.js library lets you define and manage web pages, images, videos, and other present resources on your website while sustaining a connection among them in the XML file. Popular search engines, such as Google, Bing, Yahoo, etc., analyse the file and help to index your web platform precisely.

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Moreover, the sitemap offers essential details regarding these files and informs Google which of the files are important for your website. For example, it tells Google when the web page was last time updated or notifies if there is any language variation. 

Due to the popularity, benefits, and user-friendliness of sitemap, it

enjoys top ratings and reviews on GitHub.


The second most popular Nodejs library in 2022, Prerender.io, lets you provide the entire HTML code of your web platform to Google and other renowned search engines. You do not need to run any specific JavaScript separately. Google recommends this library to avert indexation issues on sites comprising complex JavaScript. The best part is that Prerender is well-compatible with JavaScript!

The library renders HTML codes, PDFs, screenshots, HAR files, etc., from any random web page through Headless Chrome. Its server receives HTTP requests, helps in loading the URL in chrome, and finally restores your content once the page is fully loaded and the network is stable. Most importantly, it can easily differentiate a human from a robot, offering the human a rich experience and the robot a flimsy HTML version.


When it comes to back-end development, Gulp is indeed useful. This Node.Js library assists you with all the painful and tedious tasks in an automated way. Additionally, it maintains the smooth workflow of the development program, meeting industry norms and standards. It automatically manages HTML and CSS minification, adjoining library files and concatenating SASS files, benefiting large-scale development programs. 

In terms of flexibility, you would hardly find any other library like Gulp. The library enables you to write code over configuration and at the same time use JavaScript. As a result, you can administer the tasks by chaining single-purpose plugins.

Also, with it, you can create your tasks and then compose them for large-scale operations. Gulp ensures both precision and speed while diminishing the chances of repetition.


Another popular Nodejs library PM2 is a production procedure manager that comes with a load balancer. The library lets you keep your websites and apps active forever and reload them eliminating downtime with its Hot Reload feature. It generates as well as configures a Startup Script, keeping the procedures enabled at every single server restart.

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Its facilities are not only limited to managing the production process. The library helps in enhancing the overall performance of your websites and applications. Additionally, PM2 assists you to monitor the vital elements of your server/host with its monitoring speedbar. Considering the benefits, features, and user-friendliness, the library is the best bet for enterprise application development programs.


With metascrapper, scraping metadata from web content becomes extremely easy. It uses standard HTML metadata, fallbacks, and open graph metadata to accomplish it. Additionally, the library can also extract or scrape metadata from different websites. All it needs is an HTML string and a URL to do so!

Metascrapper uses many rules to navigate the most suitable metadata including descriptions, images, titles, keywords, language, and many more. The library enables you to collect collaborative metadata from various websites that employ HTML, JSON-LD, Open Graph Microdata, etc. 

With it, you can create your transformation pipeline with existing rules. The library follows three chief principles: 

  • Having precision for online content by default.
  • Keep the scrapping method simple.
  • No restrictions in rules when it comes to text accessors and CSS selectors.


Embedded JavaScript abbreviated as EJS is a well-known Nodejs library that is chiefly used as a routing framework. It enables the users to write HTML code with simple JavaScript. Generally, the users employ this template when they need to output HTML with complex JavaScript. This library appears with a by default server-side rendering facility.

However, while using EJS, you need to pay good attention at the time of setting SEO tags. The SSR technique is the foremost reason for its popularity. When the internet connection of the client fluctuates, and it could take long enough to load the full page on the client side, SSR comes into action and handles everything smoothly! 

The template has an in-built error managing mechanism that points out even the minimal error. It, in turn, saves much of your time, enhancing the development program.

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When you’re developing an interactive website or app, it’s really important to employ external libraries, frameworks, and tools. Sometimes JavaScript libraries bring forth multiple challenges in administering them. Browserify, in such a situation, plays the role of a savior by allowing developers to check the templates as well as analyze the codes running on the widgets and libraries. 

The node-based template eases the task of building and organizing client-side codebases. Additionally, the tool streamlines the development process with a systematic approach and gives it a structure. Since the browser assists in handling dependencies regardless of the situation, developers who use Node JS find it immensely helpful. With this template, developers can directly use node modules in the web browser. 

With it, you can bundle up your JS dependencies into a single file. And when needed, you can refer to it using a <script> tag. An exceptional advantage that Browserify brings with it is: using transforms. With transforms, you can conveniently support JSX, ES6, etc., without the need to precompile your written code. The template acts as a safety mechanism that constantly checks for updates and risks in the node.js packages and handles them accordingly.

Node metainspector

Node metainspector is mainly devised for web scraping, enabling you to obtain relevant links, photos, keywords, descriptions, meta tags etc. from a URL. Created by Jamie Niesta, this is a top-notch favourite library of developers. And why not? 

Node metainspector assists professionals get what they look for. This version needs node V6 or higher. It is because some dependencies employ several bits of the ES6 mechanism. All you need to do is enter an URL, and the library will handle the rest. 


Node.js is not just a tool or framework, it’s more than that, you can call it a server environment. And all these above-mentioned NodeJs SEO libraries are excellent choices for building SEO-friendly websites and applications stress-freely. Meanwhile, make sure not to miss out on incorporating the most relevant keywords in your web platform’s header tags to further optimize the SEO. 

You can also take the help of the best node js development company to build highly interactive web apps with perfect SEO! 

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