2018.4 Migration Guide
PSPDFKit for Web 2018.4 adds support for shape annotations (lines, rectangles, ellipses, polylines, and polygons), blend modes, and much more.
This release does not contain breaking changes.
Migrate PSPDFKit for Web
For more information, please take a look at the PSPDFKit for Web 2018.4 Migration Guide.
For a full list of changes, check out the changelog.