Image Tools
Once you have images available via a standard API, there are other tools you can take advantage of. If you have anything more than a static implementation it becomes easy to adopt or develop tools around your images.
Workshop:
Image Tools
: 2.2.6
(Image)
There is a new beta version of these workshop materials available here: http://ronallo.com/iiif-workshop-new/
The same materials are available there in basically the same order. Please consider trying out that version and reporting any bugs. You can always return here if something doesn't work there.