- https://www.web.dev
- https://wave.webaim.org/
- https://www.deque.com/axe/browser-extensions/
- https://pa11y.org/ - Command line tools and dashboards for auditing & testing
- https://support.apple.com/guide/mac-help/change-voiceover-preferences-accessibility-mh40578/ - Enabling VoiceOver on the Mac (BigSur OS)
- https://color-contrast-checker.deque.com
- https://contrast-ratio.com/
- https://color.a11y.com/
- https://polypane.app/color-contrast
- https://contrast-finder.tanaguru.com/
- https://www.htmlcsscolor.com/
- https://www.digitala11y.com/color-contrast-analyzers-checkers/
- https://www.3playmedia.com/ - Create transcripts and align closed captioning for you.
- https://access-works.com/ - Users with disabilities who can test your sites
- https://abookapart.com/products/accessibility-for-everyone - epub or paperback
- https://www.smashingmagazine.com/2016/10/inclusive-design-patterns/#choose-your-book - epub or paperback
- https://www.w3.org/WAI/resources/ - More resources
- https://www.w3.org/WAI/teach-advocate/accessible-presentations/ - Accessible presentations
- https://alistapart.com/article/accessibility-for-vestibular/ - A first-hand account of a short-term disability and it's impact on his web experience
- https://accessibility.blog.gov.uk/2018/05/15/what-we-learned-from-getting-our-autocomplete-tested-for-accessibility/
- https://www.bounteous.com/insights/2019/03/22/orange-you-accessible-mini-case-study-color-ratio/ All about why orange is hard
- https://dequeuniversity.com/ - If you have a disability you can apply for free access to their training
- https://www.accessibilityassociation.org/cpwa - Certification
- https://testingaccessibility.com/ - 6 part email course
- https://practical-accessibility.today/
- https://www.edx.org/course/web-accessibility-introduction