Skip to main content
It looks like you're using Internet Explorer 11 or older. This website works best with modern browsers such as the latest versions of Chrome, Firefox, Safari, and Edge. If you continue with this browser, you may see unexpected results.
PDF Accessibility Checkers
PDF Accessibility Checker (Adobe Pro)
Adobe Acrobat Professional is required to evaluate, repair, and enhance the accessibility of existing PDF files. Acrobat tools make it easy to create accessible PDFs and check the accessibility of existing PDFs.
PDF Accessibility Plug-in Tool
Free browser plugin created by ACCESS FOR ALL, a Swiss non-profit foundation for technology adapted to people with disabilities, provides a fast way to test the accessibility of PDF files. PAC supports both experts as well as end users conducting accessibility evaluations.
A free tool for captioning and subtitling any public video
Accessibility Tools and Resources
Web Accessibility Evaluation Tools
Web accessibility evaluation tools are software programs or online services that help you determine if web content meets accessibility guidelines. This site provides a list of evaluation tools that you can filter to find ones that match your particular needs. To determine what kind of tool you need and how they are able to assist you.
iPhone Accessibility Tools
With iOS, you can quickly turn many accessibility features on or off using the Home button, Side button, or Control Center.
This tool is designed to locate and identify accessibility problems within web pages, so you can fix them. It is an easy to use web browser add-on which allows you to see any issues on your OER pages such as contrast errors or structural issues etc. all at once automatically. The WAVE tool provides information and links to further information so it helps you learn about accessibility as you use it.
These "bookmarklets" are lightweight tools that provide visualizations of accessibility features within categories such as Landmarks, Headings, Lists, Images and Forms, superimposed upon a web page.
An accessibility visulization toolkit.
Fangs - Screen Reader Emulator
This Mozilla Firefox extension creates a textual representation of a web page similar to how the page would be read by a modern screen reader. The extension and source can be downloaded from the SourceForge project page.
Free - text to Speech Reader
- Browser extensions for checking WCAG/Accessibility Compliance on a page-by-page basis
- Browser extensions simulate a user's experience on a webpage based on various disabilities or conditions
- Checking for keyboard accessibility
- Check Tab order/focus order: ChromeLens (Chrome extension)
- Tools specifically to check for Color Contrast (they're websites, not browser extensions)
Making Online Content Accessible
Accessible Digital Content
This resource page showcases tips and tricks for making digital content accessible for use with assistive technology.
Accessible Office Documents Project
This guide provides a comprehensive template and details regarding how to make accessible content with Microsoft Office documents (Word, Excel, PowerPoint etc.)
Color Blind Web Page Filter
Use toptal's Colorblind Web Page Filter to see what your page looks like to people with color blindness. Put in the url of your web page and select which type of color filter you want to test your site against.
Color Contrast Checker (WebAim)
Choosing accessible colors for your website is important. The readability of your site affects all users, not just those with vision impairments.
Sim Daltonism is a colour simulator that helps designers visualise what certain colour combinations would look like for the various types of colour blindness. Unfortunately Sim Daltonism is for mac only but Colour Oracle is a similar tool that can be used on Windows and Linux OS.