Best Libraries for JavaScript/Angular to Edit PDF with Signature and Image Upload Capability

If you are looking for a way to work with PDF files using JavaScript or Angular and add features such as signature by the user and image upload, welcome! The information here is precisely what you need.

One of the most popular libraries is the PDF.js library. This library provides tools that allow you to interactively edit PDF files.

To get started, you can use the formidable PDF.js library. This library not only provides the capability to view and edit PDF files but also requires more development for signature and image upload functionalities.

Another very efficient library is PSPDFKit. This library provides professional tools that allow you to add features such as digital signature and image upload to your PDF file.

In the following sample code to add the capability to sign and upload an image to a PDF file using the Angular framework.

<div>
  <app-pdf-editor></app-pdf-editor>
</div>
<script>
  import { Component } from '@angular/core';
  import { PDFEditorService } from 'angular-pdf-editor';

  @Component({
    selector: 'app-pdf-editor',
    template: `<input type="file" (change)="onPDFUpload($event)" />
               <button (click)="addSignature()">Add Signature</button>`  
  })
  export class PDFEditorComponent {
    constructor(private pdfEditorService: PDFEditorService) {}

    onPDFUpload(event: Event) {
      // Handle PDF upload
    }
    
    addSignature() {
      // Handle signature addition logic
    }
  }
</script>

<div> Tag for setting up the relevant implementation for PDF editing
<app-pdf-editor></app-pdf-editor> Component built for editing PDFs
<input> An element for uploading a PDF file
<button> A button to add a signature to the PDF
import Importing component details and related services
constructor Utilizing the service and preparing it for use
onPDFUpload Method for handling PDF file reception and beginning the upload process
addSignature Method for delivering the user-signature capability to the PDF file