Background A Voluntary Product Accessibility Template (VPAT) is a document that outlines how well a product aligns with accessibility (a11y) standards. Its primary purpose is to inform customers about a product’s a11y features, enabling them to make informed decisions before purchasing software. At Slack, we conducted a VPAT by a third party a11y vendor in…
#a11y
7 posts
19 Nov 2025
7 Jan 2025
At Slack, customer love is our first priority and accessibility is a core tenet of customer trust. We have our own Slack Accessibility Standards that product teams follow to guarantee their features are compliant with Web Content Accessibility Guidelines (WCAG). Our dedicated accessibility team supports developers in following these guidelines throughout the development process. We…
13 Jul 2021
At Slack, we believe that designing an optimal keyboard experience is key to delivering a best-in-class product for all our customers. However, despite our design system components being individually accessible, we heard from keyboard users that we were still missing focus transitions in their end-to-end user experience. Non-sighted users who relied on a screenreader constantly…
29 Oct 2019
In Firefox 70, the Accessibility Inspector has become an auditing facility to help identify and fix many common mistakes and practices that reduce site accessibility. In this post, Marco Zehe offers an overview of what is available in this latest release. The post Auditing For Accessibility Problems With Firefox Developer Tools appeared first on Mozilla Hacks - the Web developer…
4 Jun 2019
Focus indicators make the difference between day and night for people who rely on them. Focus is something that happens between the interactive elements on a page. In this post I will explain what we mean by focus, show you how focus outlines make your site easier to use for anyone who relies on the keyboard, and share examples of…
5 Jun 2018
If you’ve followed our blog for some time, you’ve likely encountered posts detailing how to engage in various kinds of software testing, from performance to data-driven to security and more. This post continues that trend with a focus on testing your site for accessibility. What is Accessibility? If you are unfamiliar with the […]
12 Mar 2018
We held our first accessibility workshop and in this post, we highlight our approach and key takeaways.