PDFTron Blog

Refining Measurements with WebViewer 8.5

WebViewer 8.5 refines the measurement experience across multiple document types – PDF, CAD, images, and more.

May 18 2022

Introducing Search and Redact a PDF with WebViewer 8.4

We’re excited to announce the latest version of WebViewer 8.4. This version adds a fully customizable workflow for searching and redacting PDFs, images, or Office documents to your WebViewer experience…

Apr 12 2022

How to Upgrade from Universal WebViewer to Client-Side WebViewer

WebViewer opens PDFs and other file formats directly from the file storage without the need for server-side conversion to any intermediate formats, like XOD format, which only offers viewing. PDF, in…

Feb 17 2022

How to Edit Text in a PDF Using WebViewer JavaScript

Have you ever come across a converted PDF document and noticed a typo or something out of date, like a heading, title, or revision number? How do we correct this? One approach is to find the original DOCX…

Feb 11 2022

Text Editing, Styling, Textbox Resizing in WebViewer 8.3 PDF Editor Release

UPDATE: February 11, 2022 - WebViewer 8.3 is now officially here! And with it, true, leading-accuracy PDF text editing right in the browser. Learn how to enable this new feature today in our Editor…

Jan 28 2022

How to Capture Feedback on a Live Website via Proxying or Scraping HTML

Previously, adding or capturing feedback on live web content was not always easy to do. Which is why we developed WebViewer HTML. WebViewer HTML lets you load live web pages by simply passing any URL or…

Jan 28 2022

WebViewer Video 4.11 Adds Annotation Previews, Mobile Mode, and Custom Headers

Today, we bring you another major release of WebViewer Video, with expanded features to enable professional annotation and collaboration on videos right in the browser. We’re pretty stoked about these…

Nov 30 2021

Font Selection, Justification, Alignment and More in WebViewer 8.2 Annotate Release

WebViewer 8.2 takes annotation authoring and collaboration to a whole new level. I'm excited to walk you through the latest additions and improvements. On top of a new Replace Pages functionality, we've…

Nov 26 2021

How to Build a PDF Viewer With Next.js

Next.js has risen in popularity due to its numerous features that build on top of the React.js framework, such as SSR (server-side rendering). Since SSR is enabled by default for a Next.js project, it can…

Oct 22 2021

How to Build a PDF and Office File Viewer With Next.js

Next.js has risen in popularity due to its numerous features that build on top of the React.js framework, such as SSR (server-side rendering). Since SSR is enabled by default for a Next.js project, it can…

Oct 21 2021

How to Build a PDF Viewer With Nuxt.js

With over 38K stars on GitHub, Nuxt.js, an open-source framework, offers developers a powerful yet simple web development method due to its productive features, module themes and integrations. Previously…

Oct 20 2021

Improved Page Manipulation UX with WebViewer 8.1

WebViewer 8.1 brings you even more page manipulation features for adding and rearranging pages in PDF, MS Office, and image files -- performed all client-side in the browser, no servers required. We've…

Sept 17 2021

Visual PDF Form Building, Template Filling and 3D Annotation with WebViewer 8.0

It’s been a while since our last WebViewer release, but we definitely have not been idle. With this latest version, 8.0, we bring you a host of significant changes to our JavaScript SDK for adding document…

Aug 3 2021

How to Review Videos with Audio Track Visualized with WebViewer Video 4.0

Because video can’t go without audio, we bridge the two worlds with the release of WebViewer Video 4.0. With new built-in audio waveform support, users can now see the audio track in the same UI they’d use…

Jun 24 2021

WebViewer 7.3: Introducing client side signature validation

March is upon us and Winter, almost over. Here at PDFTron, we spent these last months not in hibernation but productive innovation. As a result, release 7.3 of the PDFTron SDK-powered and WebAssembly-based…

Feb 22 2021

How to Create a Walkthrough in your WebViewer Solution

Building WebViewer's UI is a challenge because it goes inside so many other products serving different industries and verticals. WebViewer powers apps used by surgeons to collaborate around medical images…

Jan 18 2021

Annotation Appearance APIs, Improved MS Office rendering, PDFTron full API 8.0 and More in WebViewer 7.2

We are excited to announce version 7.2 of WebViewer, our pure client-side JavaScript and WebAssembly-powered PDF SDK. This release introduces an API that allows you to define scalable custom appearances…

Nov 27 2020

Collaborate and Review on Videos with WebViewer Video 3.0

With a lot of us getting used to working from home, we're enjoying the flexibility of starting a bit earlier or later. But teams may find it harder to get on the same page for feedback and approvals on…

Oct 7 2020

PDF Form Editor, Reader Mode, Annotation Rotation and More in WebViewer 7.1

We are excited to announce version 7.1 of WebViewer, our pure client-side JavaScript and WebAssembly-powered PDF SDK. This release introduces a built in PDF form editor, allowing users to edit form fields…

Sept 30 2020

Web App Accessibility: 5 Step Checklist

When a website or application has good accessibility (or a11y for short), it is built with everyone in mind. Users with varying ability levels can navigate your page with ease using their screen readers…

Sept 1 2020

New User Interface, Threaded WebAssembly, Text Compare, Custom PDF Stamps and More in WebViewer 7.0

We are excited to announce version 7.0 of WebViewer, our pure client-side JavaScript and WebAssembly-powered PDF SDK. This release introduces a new customizable user interface, helping you go-to-market…

Aug 24 2020

How to Automate Face Redaction of PDFs With JavaScript

In this article (a six-minute read), you’ll learn how to automatically detect faces in a PDF document using the open-source face-api.js and permanently redact them using PDFTron WebViewer, a JavaScript PDF…

Jul 3 2020

New User Interface (Beta), Rich Text PDF Annotation, @ User Mentions, and More in WebViewer 6.3

We are excited to announce version 6.3 of WebViewer, our pure client-side JavaScript and WebAssembly-powered PDF SDK. This release introduces a new customizable user interface (beta), helping you go-to…

Jun 15 2020

File Attachment Annotations, More PDF Measurement Tools, and Easier Polygon Creation with WebViewer 6.2

We are excited to announce version 6.2 of WebViewer, our pure client-side JavaScript and WebAssembly-powered PDF SDK. This release introduces a new file attachment annotation, allowing your users to embed…

Mar 31 2020

WebViewer Server 1.5.0 Release

We are pleased to announce the release of WebViewer Server 1.5.0. This release includes some new features, bug fixes and general improvements. You can learn more about these changes in the full changelog…

Feb 26 2020

Signature improvements, rubber stamp and link tools With WebViewer 6.1

We are excited to announce version 6.1 of WebViewer, our pure client-side JavaScript and WebAssembly-powered PDF SDK. This release now allows your users to create a signature by typing their name or by…

Feb 24 2020

Introducing WebViewer React Toolkit

A year and a half ago, PDFTron open-sourced our WebViewer UI, a React app for building world-class PDF and document experiences inside web apps. And today we’ve taken the natural next step towards…

Feb 7 2020

Undo/Redo and other API improvements With WebViewer 6.0

With WebViewer 6 we've added built in support for undo/redo, annotation status and improved several APIs (among other things). If you're loading CoreControls.js directly it also no longer depends on jQuery…

Jan 28 2020

Introducing Annotations on Videos for WebViewer

Customers with review and approval processes appreciate having each annotation and file format centralized inside a single polished UI -- whether they’re collaborating on a website, collateral, blueprints…

Nov 21 2019

WebViewer Server 1.4.67 Release

We are pleased to announce the release of WebViewer Server 1.4.67. This release includes some new features, several stability fixes and some changes to make deployment and usage easier. You can learn more…

Oct 11 2019

WebViewer Server 1.4.0 and the new Windows Installer

We are pleased to announce the release of WebViewer Server 1.4.0 and the WebViewer Server Installer for Windows. This release features several performance and stability fixes. We've made the WebViewer…

Aug 16 2019

New Eraser Tool and Annotation Grouping With WebViewer 5.2

A new version of WebViewer has been released with a built in eraser tool as well as support for annotation grouping and leader line editing. See the WebViewer changelog for all the details. Eraser tool The…

Aug 6 2019

How to Build a PDF Viewer With Vue.js

Recently, Vue.js’s GitHub Repository surpassed Facebook's React for number of stars. “Stars”, Github’s way to let users “like” and follow a repository, is hardly a precise measure of a repository’s…

Jul 8 2019

WebViewer 5.1 - Promisified instantiation

A brand new WebViewer has been released with a better instantiation function! The promise, which is returned from the new instantiation function, contains not only the APIs but also objects and namespaces…

Jun 5 2019

Announcing Support for CAD Formats in WebViewer Server

We're pleased to announce the release of WebViewer Server 1.2, featuring built-in support for CAD file formats, along with a number of other fixes and improvements. See the changelog for a detailed list of…

Mar 11 2019

Built in Redaction and Measurement Tools With WebViewer 5.0

The newest version of WebViewer is now available and we're excited about the new capabilities that were added! We've added new redaction and measurement tools, and improved signature handling, along with a…

Mar 6 2019

How Your Feedback Shaped WebViewer During 2018

Each year we update our PDF SDKs, with new features, upgrades and bug fixes rolled out almost every day. And based on your feedback, 2018 brought many exciting changes to our WebViewer. Take a look at the…

Feb 7 2019

How Your Feedback Shaped WebViewer Server During 2018

WebViewer Server was born out of customer feedback: our customers told us they liked the scalability of client side rendering on the web, but didn't like the initialization times or the platform…

Feb 1 2019

WebViewer 4.0 - Hello React, Goodbye jQuery

The latest version of WebViewer has just been released! We've completed the first version of WebViewer UI and added lots of new APIs for easy customizations. We also removed the requirement for jQuery and…

Oct 12 2018

Introducing an Open Source WebViewer UI

Introducing WebViewer UI 1.0, an open source React app for building world-class PDF & document experiences inside web apps. WebViewer UI 1.0 sits on top of WebViewer, a powerful JavaScript-based PDF…

Oct 9 2018

WebViewer Server Now Available for CloudFormation on Amazon Web Services

We are excited to announce that WebViewer Server is now available as a Cloudformation template for AWS. It provides a turn-key backend for viewing and annotating 30+ file formats inside web apps. Deploying…

Sept 24 2018

WebViewer Server Release 66566

We are pleased to announce the release of WebViewer Server 66566. The new release adds support for scaling up to multiple backend nodes, as well as new options to better control the lifetime and total…

Aug 3 2018

WebViewer 3.2

The latest version of WebViewer has just been released and we're excited about the new capabilities it brings. We've completed the first version of our PDFTron Server (drop-in backend for WebViewer) and…

Apr 5 2018

New Office WebViewer now available!

View Office documents directly in the browser, with no server component required! WebViewer 3.0 is now out with updates for XOD and PDF viewing, plus new Office document support.

Jun 9 2017

PDFNetJS: Complete Browser PDF Viewer and Editor

PDFNetJS The WEB is taking over (obviously) On desktop computers, web apps continue to replace activities that were previously fulfilled by Windows/Mac/Linux programs. The advantages are many: web apps are…

Nov 10 2015