Use the A.nnotate Integration API to allow your users to create private or shared notes on your web pages. You create an iFrame to display a PDF or Word document, and then users can make annotations within that iFrame. You can display your own branding with it, too. Let your users create their own notes, tags, and discussions in a PDF viewer window after you implement this annotation service.
The following is a list of SDKs from our SDK directory that matched your search term. Though your definition of an SDK may differ, in our world, we define SDKs as platform- specific tools for consuming existing APIs of the sort we list in our API directory. For example, the Ruby SDK for consuming the Twitter Ads API. If you think an SDK, API, or other asset is missing from our directory, be sure to check our guidelines for making contributions to ProgrammableWeb.