Difference Between jQuery and jQuery UI

In a world where web development is at the vanguard, client-side scripting has too contributed the web development. Many developers added interactive elements to make their sites more interesting and attractive.   

As client-side scripting is served within the client browser to make their task easier, there are plenty of tools available in the market. jQuery and jQuery UI are two of the most popular tools that clarify tasks of client-side scripting. 

jQuery vs jQuery  UI

The main difference between jQuery and jQuery UI is that they both differ in their order. jQuery is the basis for many plugins whereas jQuery UI provides specific functionalities. This difference is because jQuery UI was developed after jQuery. jQuery provides a wide variety of things whereas jQuery UI caters specific needs of a user. 

jQuery Vs jQuery UI

jQuery simplifies client-side scripting as it is a JavaScript library. Its main purpose is to use JavaScript easily on the website. jQuery was created by John Resign at BarCamp NYC in January 2006. Now, it is maintained by Timmy Willison with his developer’s team. Before start studying jQuery, one should have at least primary knowledge of the subjects including HTML, JavaScript, and CSS. 

jQuery UI is a set of widgets and interaction library which is built on top of jQuery. It helps users to build an interactive web application. It helps make the website more responsive on every browser as it works on the development of a user interface that is completely based on HTML. 

Comparison Table Between jQuery and jQuery UI 

Parameters of comparisonjQueryjQuery UI
PublishedSeptember 2007August 2006
TypeJavaScript libraryPlug-in
UsageFor more advanced workFor basic user interface demand
PopularityIn Germany, United States, Japan and other countries It has not got primacy over jQuery in any country
CompaniesUsed by Uber, twitter, stackshare and redditUsed by typeform, web site, accenture and pedidosYa

What is jQuery? 

jQuery has the motto to “write less, do more” as it makes it easier to use JavaScript on a website. It is a lightweight JavaScript library that simplifies complicated things from JavaScript such as DOM manipulation and AJAX calls. jQuery collects tasks that require several lines of JavaScript code to fulfill and presents them into a single line of code. 

In the market, there are plenty of other JavaScript libraries but jQuery is popular among them and also extendable. Because most of the biggest companies such as Google, IBM, Netflix, Microsoft, and much more use jQuery on their web. Even there are cross-browser issues jQuery runs just like the same in all major browsers.  

When it comes to the license, it was initially licensed under the CC BY-SA 2.5 and in 2006 relicensed under MIT. Later, it was licensed under GPL and MIT or it can be said that it is dual-licensed. In 2012, the GPL was dropped and as a result, it is now licensed under the MIT license. 

jQuery has plenty of features some of them are CSS manipulation, lightweight, Event handling, less code requirement, DOM manipulation, Support CSS3, built-in animation, JavaScript library, cross-browser support and it is easier to JavaScript which makes it simple and easy to use. 

What is jQuery UI? 

jQuery UI is an assemblage of themes, GUI widgets, and animated visual effects which are built on top of jQuery (a JavaScript library). It is a perfect choice because it does not matter whether you just add a date picker or you build any highly interactive web application it will help in building them. 

When it comes to appearance, it appears like an old version of browsers as it looks like aged and old fashion. It can be categorized into interactions (set plug-ins to interact with DOM), widgets (plug-ins help to create user interface), effects (contain transition for DOM and custom animation), and utilities (modular tools). 

When it comes to popularity, it is the second most popular in terms of the JavaScript library. As it is used over 197,000 of top million websites. This data is analyzed by the JavaScript analytics service of Libscore. jQuery UI has notable users including Netflix, IMDb, The Huffington Post, Pinterest, and PayPal.  

jQuery UI has some of the features which make it prominent to use such as good documentation, theme mechanism, development of interactive web applications, browser support, stability, open-source, maintenance-friendly, and free to use. It can be said that these features of jQuery play a significant role to gain its popularity. 

Main Difference Between jQuery and jQuery UI 

  1. If someone wants to use jQuery UI, there should be jQuery installed on the device. On the other hand, to use jQuery there is no need to install jQuery UI on the device. 
  2. jQuery was developed by “The jQuery Team” whereas its original author is John Resig. In contrast, the developers of jQuery UI are Scott Gonzalez, Paul Bakaus, Mike Sherov, Felix Nagel, Jorn Zaefferer, and Rafael Xavier de Souza.  
  3. jQuery is capable of a wide variety of things to make it easier for the user in such a way that there is no need to script function every time in JavaScript while jQuery provides its own set of features to cater to the specific need. 
  4. When it comes to websites categories such as Computer Electronics and Technology and other categories. jQuery has dominant usage coverage of the jQuery UI in the category of the website. 
  5. jQuery is required when the work contains custom code and interactions. On the flip side, jQuery UI is beneficial for primary needs as it speeds up the process and twisted coding. 


At last, it can be said that in the contemporary world where web development is at the lead in which client-side scripting is one of the put upon it. There are numerous tools available in the market for client-side scripting. 

When it comes to tools, jQuery and jQuery UI are two of the most popular tools. They make the task much easier and that’s why they are the choices of big companies. 

As jQuery UI is constructed on top of jQuery. Therefore, it is necessary to have jQuery on the device to use jQuery UI. In comparison, jQuery does not need jQuery to start it up. 


  1. https://books.google.com/books?hl=en&lr=&id=gDhVZ35PA8AC&oi=fnd&pg=PT16&dq=jQuery&ots=oqlc04Oap4&sig=yh1LIZqm6IOeM-qNmuggweuazEg
  2. https://books.google.com/books?hl=en&lr=&id=gDhVZ35PA8AC&oi=fnd&pg=PT16&dq=jQuery&ots=oqlc04Oap4&sig=yh1LIZqm6IOeM-qNmuggweuazEg
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