The following are important features of jQuery.
Extensibility
The jQuery Framework is easily extensible.
DOM elements manipulations
It easily handles DOM element selections functions, manipulations, traversal and modification.
Event Handling
We can implement Event Handling at client side.
CSS manipulation
It provides the flexibility for CSS manipulation. We can apply or change CSS dynamically using jQuery.
Animations
Advanced effects and animations are possible using jQuery.
Cross Browser Compatibility
It is Consistent across all browsers.
Easy Plugins
Number of plug-in or widgets available to achieve certain functionality like paging, sorting, drag , accordion etc.