Developers' Guide to Features of Web Accessibility Evaluation Tools
W3C First Public Working Draft 24 July 2014

(update：July 24, 2014)
Abstract
This document describes features that web authoring and quality assurance tools can incorporate, so that they support the evaluation of accessibility requirements, such as those defined by the Web Content Accessibility Guidelines (WCAG) 2.0. The main purpose of this document is to promote awareness of such tool features and to provide introductory guidance for tool developers on what kind of features they could provide in future implementations of their tools. This listing of features could also be used to help compare different types of evaluation tools, for example during the procurement of such tools...
Source: W3C®