Ally is a tool that seamlessly integrates with Canvas to provide insight into a course's accessibility.
Blackboard Ally is integrated with Canvas. 

Help and Support Links

Students

Ally for LMS Help for Students

Alternative Formats

Alternative Formats: Benefits, Access, and Download

Video: Ally First Steps Guide

Student FAQs

Instructors

Ally for LMS Help for Instructors

Quick Start

Ally Basics

Accessibility Checklist

Instructor Feedback

Accessibility Indicators 

Course Accessibility Report

In-Browser Document Preview

View All File Accessibility Issues

Add Alt Text for Image Files

Add Alt Text to PowerPoint Images

Add Headers to Data Tables in Word

Add Headings to a Word Doc

Scanned PDFs

Add a Library Reference

Remove Potentially Harmful Content