![]() Images: Highlights the types of images on a page, along with their alt text. Lists: Highlights every ordered list, unordered list, and definition list on a given page, along with how many list items exist for each list.įorms: Highlights form-related elements and provides information on their associated labeling techniques, grouping labels and ARIA roles. Headings: Highlights all H1 through H6 elements on a page. Landmarks: Highlights all ARIA landmarks, including HTML5 tags that are interpreted as landmarks. Once on the page, to install a bookmarklet, the most common way is to drag and drop a bookmarklet link into your browser’s bookmarks or favorites bar. Click on the bookmarklet images below to be taken to the instillation page. ![]() and designed for use on modern desktop browsers (Chrome, Firefox, Safari, Opera, and IE 9 or above). They are based on WCAG 2.0, ARIA 1.0, and HTML5 requirements. These 5 bookmarklets were originally created by Pixo and Disability Resources and Educational Services (DRES) at the University of Illinois at Urbana-Champaign. I find the “Image”, “Force Focus” and “Headings” really useful. These 16 bookmarklets were created by Paul Adam, a Web & Mobile Accessibility Consultant in Austin, TX. JavaScript Bookmarklets for Accessibility Testing To install a bookmarklet, the most common way is to drag and drop the bookmarklet link into your browser’s bookmarks or favorites bar. Bookmarklets are lightweight interactive bookmarks that contain JavaScript code which can help you visualize web accessibility. BookmarkletsĪccessibility of web pages can be hard to observe. Landmark for Firefox, Landmark for Chrome. navigation, search, main content and so on). Landmark regions broadly signpost the areas of a page (e.g. The Landmark browser add-on allows you to navigate a web page via WAI-ARIA landmarks, using the keyboard or a pop-up menu. Landmark Navigation via Keyboard of Pop-up headingsMap for Firefox, headingsMap for Chrome. ![]() The extension generates a document map or index of any web document structured with headings (you can access directly to the content by clicking on any of its items), and now, it shows the HTML 5 outline. A11y for Firefox, A11y for Chrome headingsMap This add-on emulates 8 types of color blindness, plus grayscale to check the contrast of your website. tota11y for Firefox, tota11y for Chrome A11Y – Color blindness empathy testĮmpathy test for color blindness and visual impairment. Tota11y is available as a browser plug-in and bookmarklet. The Tota11y: Accessibility visualization toolkit will help you visualize how your site performs with assistive technologies by allowing you to look at issues such as Headings, Color contrast, Link text, labels or Image alt tags. Web Developer for Chrome, Web Developer for Firefox and Word Developer for Opera, and will run on any platform that these browsers support including Windows, macOS and Linux. These tools can be used to check accessibility. This web developer extension adds a toolbar button with various web developer tools to the browser. They have axe for Chrome, axe for Firefox 54+, axe-core on GitHub, and axe-core on npm. You use the aXe extension in conjunction with opening and viewing “Inspect Element” or “Inspect” in your browser. The extension returns detailed information on accessibility violations and how to fix them with a link to more in-depth information. aXe: the Accessibility EngineĬreated by the Deque Systems, the aXe browser extension will run a quick in-browser test. The tool also provides information and links to further information regarding WCAG so it helps you learn about accessibility as you use it. The WAVE browser plug-in is easy to use and allows you to see issues on your pages, such as contrast errors or structural issues, all at once automatically. They created the WAVE tool in 2001 to locate and identify accessibility problems directly within Chrome and Firefox browsers. ![]() WebAIM is a non-profit organization based at the Center for Persons with Disabilities at Utah State University. ![]()
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