Best Document Annotation Products in 2025

View, convert and annotate with eViewer HTML5 document viewer that supports various file formats including PDF, TIFF, Office files integrated with any solution.

paid Free Trial

PrizmDoc Viewer empowers developers to provide their users with responsive file viewing without the need to download plugins or open any other applications.

paid Free Trial

The end-to-end digital workflow and collaboration solution trusted by over 1 million AEC professionals worldwide. Revu delivers award-winning PDF creation, editing, markup and collaboration technology designed for AEC workflows.

PDF components and tools.

Build computer vision products for the real world

Open Source freemium

A powerful document manager for Mac, Windows, and Linux for managing web content, books, and notes and supports tagging, annotation, highlighting and keeps track of your reading progress.

Get human tasks done with just one line of code.

Trainingset.ai Platform receive your instructions and data via API call, Dashboard formthen your annotators in conjunction with our annotation & smart tools, AI and a Quality Assurance process, will resolve the task accurately

Text Processing For Everybody.

Beyond a reference manager. An easy and intuitive way to discover, read, annotate, write and share scientific research.

The Kili Technology's data labeling platform empowers businesses to transform unstructured data into high quality datasets to train their AI and deliver successful projects.

Save time and resources with our state of the art human-in-loop Data annotation platform services to build your solution specific AI solutions. We help you with the data heavy lifting while your data scientists focus on business centric solutions.

Fully Utilize Your Interactive Whiteboard