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description: This page provides reference documentation for Appsmith's global objects, functions, JavaScript libraries, Fetch API, and data transformation, enabling developers to write code efficiently and implement advanced functionalities.
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# Reference

This page provides reference documentation for Appsmith's global objects, functions, JavaScript libraries, Fetch API, and data transformation. Use the links below to access detailed information on how to utilize these resources for coding in Appsmith.

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## Global Objects

<div className="containerGridSampleApp">
   <!-- Global Objects -->
   <a className="containerAnchor containerColumnSampleAppNoGradient columnGrid column-one" href="/write-code/reference">
      <div className="containerHead">
         <div className="containerHeading">
            <b>Global Objects</b>
         </div>
      </div>
      <hr className="gradient-hr" />
      <div className="containerDescription">
         Global objects to access common information like query data, application context, and user information.
      </div>
   </a>
</div>

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## Global Functions

<div className="containerGridSampleApp">
   <!-- Global Functions -->
   <a className="containerAnchor containerColumnSampleAppNoGradient columnGrid column-one" href="/reference/appsmith-framework/widget-actions">
      <div className="containerHead">
         <div className="containerHeading">
            <b>Global Functions</b>
         </div>
      </div>
      <hr className="gradient-hr" />
      <div className="containerDescription">
         Common functions to trigger page navigation, show alert messages, open modals, and store data in browser storage.
      </div>
   </a>
</div>

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## JavaScript Libraries

<div className="containerGridSampleApp">
   <!-- JS Libraries -->
   <a className="containerAnchor containerColumnSampleAppNoGradient columnGrid column-one" href="/write-code/reference/Built-in-JS-Libraries">
      <div className="containerHead">
         <div className="containerHeading">
            <b>JS Libraries</b>
         </div>
      </div>
      <hr className="gradient-hr" />
      <div className="containerDescription">
         JavaScript libraries to simplify common tasks such as data manipulation, date handling, and more.
      </div>
   </a>
</div>

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## Fetch API

<div className="containerGridSampleApp">
   <!-- Fetch API -->
   <a className="containerAnchor containerColumnSampleAppNoGradient columnGrid column-one" href="/write-code/reference/Fetch-API">
      <div className="containerHead">
         <div className="containerHeading">
            <b>Fetch API</b>
         </div>
      </div>
      <hr className="gradient-hr" />
      <div className="containerDescription">
         Execute API calls from the browser using the fetch method.
      </div>
   </a>
</div>