# ej2-base A common package of Essential^® JS 2 which contains base libraries, methods and class definitions. > This is a commercial product and requires a paid license for possession or use. Syncfusion^® licensed software, including this component, is subject to the terms and conditions of Syncfusion^® [EULA](https://www.syncfusion.com/eula/es/). To acquire a license, you can purchase [here](https://www.syncfusion.com/sales/products) or start a free 30-day trial [here](https://www.syncfusion.com/account/manage-trials/start-trials). > > A free [community license](https://www.syncfusion.com/products/communitylicense) is also available for companies and individuals whose organizations have less than $1 million USD in annual gross revenue and five or fewer developers. ## Setup To install `ej2-base`, use the following command. ```sh npm install @syncfusion/ej2-base ``` ## Resources * [Getting Started](https://ej2.syncfusion.com/documentation/getting-started?utm_source=npm&utm_campaign=ej2-base) * [View Online Demos](https://ej2.syncfusion.com/demos/?utm_source=npm&utm_campaign=ej2-base) * [Product Page](https://www.syncfusion.com/products/javascript?utm_source=npm&utm_campaign=ej2-base) ## Framework highlights ### Lightweight and user friendly The entire Essential^® JS 2 framework is built from scratch to be lightweight and modular. Its footprint can be reduced further by including only the specific components and features your application requires. ### Modular architecture All components have been built as modules to enable selective referencing, so only the components and features you need are included in your application. ### Built for performance Performance is critical for delivering a good user experience. We ensure that all our components are designed and built to achieve the best performance possible. ### Responsive and touch friendly All Essential^® JS 2 controls are touch friendly and render adaptively based on the device they are on to provide optimal usage experience on phones, tablets and desktops. ### Stunning built-in themes Pixel-perfect built-in themes are available in material, bootstrap and fabric design. In addition, it comes with Accessible high-contrast theme and an online tool "[Theme Studio](https://ej2.syncfusion.com/themestudio/)" to customize the provided built-in themes. ### Globalization simplified Easily build applications to be used by a global audience in various language and culture settings. ### Stay current With our commitment to at least four major updates per year, you receive the most up-to-date functionality and new components in addition to monthly service packs and bug fixes. Custom patches are available as needed. ## Supported Frameworks The Essential^® JS 2 is also offered in following list of frameworks. * [Angular](https://www.syncfusion.com/products/angular?utm_source=npm&utm_campaign=ej2-base) * [React](https://www.syncfusion.com/products/react?utm_source=npm&utm_campaign=ej2-base) * [Vue.js](https://www.syncfusion.com/products/vue?utm_source=npm&utm_campaign=ej2-base) * [ASP.NET Core](https://www.syncfusion.com/products/aspnetcore?utm_source=npm&utm_campaign=ej2-base) * [ASP.NET MVC](https://www.syncfusion.com/products/aspnetmvc?utm_source=npm&utm_campaign=ej2-base) ## Showcase Applications * [Diagram Builder](https://ej2.syncfusion.com/showcase/angular/diagrambuilder?utm_source=npm&utm_campaign=ej2-base) * [Expense Tracker](https://ej2.syncfusion.com/showcase/typescript/expensetracker?utm_source=npm&utm_campaign=ej2-base) * [IT Asset Management](https://ej2.syncfusion.com/showcase/vue/assetmanagement?utm_source=npm&utm_campaign=ej2-base) * [Loan Calculator](https://ej2.syncfusion.com/showcase/typescript/loancalculator?utm_source=npm&utm_campaign=ej2-base) * [Stock Chart](https://ej2.syncfusion.com/showcase/angular/stockchart?utm_source=npm&utm_campaign=ej2-base) * [Story Estimator](https://aspdotnetcore.syncfusion.com/showcase/aspnetcore/story-estimator/) * [Web Mail](https://ej2.syncfusion.com/showcase/typescript/webmail?utm_source=npm&utm_campaign=ej2-base) ## Key Features * Ajax * Animation * Drag and Drop * Internationalization * Localization * Template Engine * Right to Left * State Persistence ## Support Product support is available for through following mediums. * Creating incident in Syncfusion^® [Direct-trac](https://www.syncfusion.com/support/directtrac/incidents?utm_source=npm&utm_campaign=ej2-base) support system or [Community forum](https://www.syncfusion.com/forums/essential-js2?utm_source=npm&utm_campaign=ej2-base). * New [GitHub issue](https://github.com/syncfusion/ej2-javascript-ui-controls/issues/new). * Ask your query in [Stack Overflow](https://stackoverflow.com/) with tag `syncfusion` and `ej2`. ## License Check the license detail [here](https://github.com/syncfusion/ej2-javascript-ui-controls/blob/master/license). ## Changelog Check the changelog [here](https://ej2.syncfusion.com/documentation/release-notes/index/?utm_source=npm&utm_campaign=ej2-base). © Copyright 2024 Syncfusion^® Inc. All Rights Reserved. The Syncfusion^® Essential^® Studio license and copyright applies to this distribution.