Ian Gilman is the creator and maintainer of OpenSeadragon. Born to an artist and a scientist, he fell in love with art, technology, and storytelling at an early age. He's been writing dynamic software on teams big and small for several decades, and teaching programming for nearly as long. While working at Microsoft, he wrote the original version of what would become OpenSeadragon and worked to get it open-sourced. Since then, the technology has blossomed, taking on a life of its own. Ian continues to lead the OpenSeadragon community, welcoming and mentoring users and contributors from across the globe. He's passionate about open web technologies, lively user interfaces, and feedback loops of all shapes and sizes.
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Understanding OpenSeadragon's Supported File Types
OpenSeadragon is a great tool for displaying high-resolution images in web applications. It uses deep zoom technology to render images smoothly, allowing users to interact with detailed content without sacrificing quality or speed. In this post, we’ll explore the various file types compatible with…Jan 28th 2025Exploring the OpenSeadragon JavaScript API: A Beginner's Guide
OpenSeadragon is an open-source JavaScript library specifically built for displaying images in a high-resolution, zoomable format. It is designed for performance and usability, ensuring viewers can pan, zoom, and interact as if they were holding a magnifying glass over an intricate blueprint. Now…Jan 28th 2025OpenSeadragon: How to Implement an Image Comparison Slider
In today's digital landscape, the presentation of visual content holds paramount importance. Whether you’re a web developer, a graphic designer, or just someone who values high-impact visuals, integrating an effective image comparison tool can elevate your user experience. Enter the OpenSeadragon…Jan 28th 2025OpenSeadragon: Check if Image is Rotated
OpenSeadragon is a powerful JavaScript library that allows you to display high-resolution images in a web browser. It's especially popular for applications in digital museums, art galleries, and any use case that requires detailed views of images. One common challenge users may encounter is…Jan 28th 2025OpenSeadragon: Implementing Image Zooming and Panning in Pure JavaScript
In web development , creating interactive visualizations can be a huge boon for engagement. OpenSeadragon, an open-source JavaScript library, facilitates smooth image zooming and panning. Here, we'll explore how to implement OpenSeadragon using pure JavaScript, taking you through practical examples…Jan 27th 2025Understanding OpenSeadragon Constructor Options
OpenSeadragon is a powerful open-source JavaScript library that facilitates the viewing of large images in a zoomable interface, making it ideal for applications where high-resolution images are pivotal. Utilizing OpenSeadragon in your projects allows you to enhance user experiences with smooth and…Jan 22nd 2025Mastering OpenSeadragon Tilesources: A Guide
If you're diving into the world of high-resolution images on the web, chances are you've come across OpenSeadragon—an impressive open-source JavaScript library for displaying large images and collections. Its flexibility and performance make it a go-to choice for handling intricate visual data. One…Jan 28th 2025Understanding OpenSeadragon Click Events
OpenSeadragon is a powerful JavaScript library designed for deep zoom image viewing. It enables users to explore high-resolution images smoothly while allowing for various interactive features. Among these features, handling click events is pivotal for creating a seamless and engaging user…Jan 28th 2025Using OpenSeadragon’s Canvas Overlay
With an increasing amount of visual content being processed on the web, effective management and presentation of images are paramount. Enter OpenSeadragon—a powerful JavaScript library that provides a seamless way to display high-resolution images. One of its standout features is the ability to use…Jan 28th 2025Creating Interactive Experiences: How to Use OpenSeadragon for Deep Zoom Applications
OpenSeadragon is a powerful JavaScript library allows developers to create stunning interactive experiences with minimal effort. Its core feature, Deep Zoom, enables users to navigate through high-resolution images seamlessly. OpenSeadragon is an open-source, JavaScript library designed for viewing…Jan 28th 2025courses
OpenSeadragon Deep Dive
In this course, you'll learn how to prepare and present huge images on the web using OpenSeadragon zooming technology. This course is for web developers who want to create truly unique web front-ends – with a focus on implementing immersive experiences with high-resolution images and interactive overlays using OpenSeadragon and Node.js.May 30th 2025
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