Accessibility

See also:

- A tool to help choose a color pair with good contrast and suitable for text and background of accessible sites. It simulates also various kinds of color-blindness.

Accessibility Extensions for Mozilla/Firefox :

- Toolbar to help users navigate pages, and also tools for developers to check their pages. Installation instructions and documentation.

AIS - Web Accessibility Toolbar :

- Toolbar aids manual examination of pages for accessibility features. It consists of a range of functions that: identify components of a web page; facilitate the use of 3rd party online applications; simulate user experiences; provide links to references and additional resources.

Anybrowser - screen size testing :

- Enables you to test how your page appears at low screen resolutions - e.g. webtv, 640x480, 800x600.

AskAlice :

- Free report (registration required) provides an assessment of a site's accessibility, and information on how to improve.

ATRC Web Accessibility Checker :

- Analyses a page for conformance with WCAG 1.0 and 2.0, BITV 1.0, Section 508, and the Stanca Act.

Color Vision - by Cal Henderson :

- Test your website foreground/background colors for their contrast and clarity to color blind visitors.

Color-Blind Design Evaluation :

- Online tool to show what your site colors look like to color-blind people.

Colorblind Web Site Filter :

- View your actual web pages through the eyes of visitors with three different types of color blindness.

Cynthia Says Portal :

- Accessibility agent offering validation for WAI standards and Section 508 compliance. Includes information and news from the Internet Society Disability and Special Needs Chapter.

Erigami Accessibility and Quality Validation Tool :

- Checks web page accessibility on compliance with WCAG and Section 508, including automatic color contrast validation of text elements. It shows issues on a web page screenshot, measures response and download times of every element.

GrayBit Grayscale Contrast Tool :

- Converts your page to greyscale to ensure there is sufficient visual contrast between elements.

Juicy Studio: Colour Contrast Analyser :

- Uses the W3C algorithm to check for sufficient contrast between background and foreground colours.

Lynx Viewer :

- Delorie online viewer enables you to view your site in a text browser.

OCAWA Accessibility Validator :

- Standing for Operational Control and Analysis for Web Accessibility. OCAWA tests the accessibility of your web site using international accessibility standards.

Q42 Color Blindness Check :

- View your website as someone with color blindness would. Appears to work only in IE. Bookmarklet available.

UITest.com: Site Check :

- Test your website with the W3C, WDG, ATRC, WebAIM, WebXact, Bobby, Cynthia Says, HiSoftware, Site Valet, Colorblindness filter, and Google Viewer, simply by typing your site address once.

Vischeck :

- Allows the user to see the world as color blind people see it. Checks by images and urls.

Wave :

- Helps you check if your page is accessible to people with disabilities. New version includes tests for section 508.

WAVE 3.0 Accessibility Tool :

- Online tool checks page accessibility, displays page with tags to show good and bad points.

W3C CSS Validation Service :

- W3C CSS Validation service enables you to check your CSS code for validity, and warns you if you are using browser specific code.

W3C HTML Validation Service :

- A free service from W3C that checks HTML and XHTML code against the W3C Web Accessibility Guidelines.

Webthing Accessibility Valet :

- This tool will examine your site, and based on the accesibility level you choose, will provide you with a source code listing with marks next to each element which requires attention.