Starting with version 17.1.0.32 (2019 Volume 1), Syncfusion will no longer publish NuGet packages at NuGet.syncfusion.com. From version 16.2.0.46 (2018 Volume 2 Service Pack 1) on, all our components are available as NuGet packages at NuGet.org. Refer this KB article for more information.
JavaScript 14.2.0.26

Syncfusion Essential Studio JavaScript NuGet packages

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https://nuget.syncfusion.com/nuget_javascript/nuget/getsyncfusionpackages/javascript
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JavaScript NuGet Packages

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Syncfusion JavaScript NuGet Package
File Size: 9.60 MB | June 23, 2016
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Syncfusion.JavaScript.PdfViewer NuGet Package
File Size: 13.30 MB | June 23, 2016
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