epubtest.org

Bookshelf 

Results for Basic Functionality: 73.33%

Test book used: Fundamental Accessibility Tests: Basic Functionality, version 1.0.0

Summary

I am testing Bookshelf Online with NVDA 2020.3 in FireFox 86.

Results for Non-Visual Reading: 100%

Test book used: Fundamental Accessibility Tests: Non-Visual Reading, version 1.0.0

Results for Mathematics: 100%

Test book used: Accessibility Tests Mathematics, version 1.1.1

Results for Extended Descriptions: 100%

Test book used: Accessibility Tests Extended Descriptions, version 1.1.1