swap_horiz Pa11y Alternatives

1

Locust

Locust is a powerful open-source load testing tool written in Python. It's known for its flexibility, ease of use, and a...

Performance Open Source Load Testing Python

9.5 Brilliant

2

Deque axe DevTools

Deque axe DevTools is a browser extension designed to assess websites for compliance with Web Content Accessibility Guid...

Accessibility Browser Extension Developer Current

9.3 Excellent

3

WebAIM WAVE

WebAIM WAVE is a free browser extension designed to evaluate website accessibility. It analyzes HTML code using WCAG gui...

Free Accessibility Browser Extension WebPageTest

9.2 Excellent

4

WebAIM Contrast Checker

The WebAIM Contrast Checker is a free web-based tool designed to evaluate color contrast ratios. It assesses whether col...

Accessibility Free Tool Contrast WebPageTest

8.9 Great

5

axe DevTools

Axe DevTools is a browser extension designed to assess website accessibility and performance. It provides developers wit...

Accessibility Browser Extension Developer Website

8.7 Great

6

Accessibility Insights

Accessibility Insights is a free tool from Microsoft designed to evaluate websites for compliance with Web Content Acces...

Free Accessibility Microsoft WebPageTest

8.6 Great

7

Color Contrast Analyser (TPGi)

The Color Contrast Analyzer (TPGi) is a desktop tool that assesses web page color combinations according to Web Content...

Accessibility Desktop Contrast WebPageTest

8.5 Great

8

IBM Equal Access Accessibility Checker

The IBM Equal Access Accessibility Checker is an open-source tool designed to evaluate web pages against Web Content Acc...

Accessibility Open Source Audit WebPageTest

8.4 Great

9

Level Access

Level Access is a web auditing tool designed to assess website accessibility. It analyzes webpages against Web Content A...

Accessibility Enterprise SAAS Audit

8.2 Great

10

HTML_CodeSniffer

HTML CodeSniffer is an open-source tool that analyzes HTML code for potential accessibility issues and adherence to W3C...

Accessibility Open Source WebPageTest Wcag

7.9 Good

11

Stark

Stark is a JavaScript-based page optimization tool that analyzes and improves website loading speed by reducing file siz...

Accessibility Design Plugin Contrast

7.4 Good

12

ARC Toolkit

ARC Toolkit is a free, open-source web performance testing tool that analyzes website speed and identifies specific bott...

Accessibility Browser Extension WebPageTest Wcag

7.2 Good

13

Silktide

Silktide is an automated website optimization platform that analyzes and identifies critical performance bottlenecks wit...

Accessibility SAAS Audit WebPageTest

6.9 Fair

14

Equalize Digital Accessibility Checker

Equalize is a free, automated web accessibility checker that analyzes websites against WCAG guidelines, identifying pote...

Accessibility Plugin Wordpress Audit

6.7 Fair

15

Tenon.io

Tenon.io is a website performance monitoring tool that analyzes webpage loading speed across various geographic location...

Accessibility SAAS API WebPageTest

5.9 Mediocre

16

UserWay

UserWay is an accessibility solution that automatically generates website navigation, forms, and other interactive eleme...

Accessibility SAAS Widget WebPageTest

5.9 Mediocre

17

AudioEye

AudioEye is an open-source browser extension and website analysis tool that identifies and prioritizes critical resource...

Accessibility Monitoring SAAS WebPageTest

5.9 Mediocre

18

AChecker

AChecker is a web application that analyzes text for grammar, spelling, style, and clarity issues, offering suggestions...

Free Accessibility Open Source Wcag

5.4 Mediocre

19

Asqatasun

Asqatasuna.org consistently demonstrates exceptionally fast page load times due to its highly optimized website architec...

Accessibility Open Source Audit Crawler

5.3 Mediocre

20

accessiBe

AccessiBe is a technology solution that automatically implements WCAG 2.1 Level AA accessibility standards for websites...

Accessibility AI SAAS WebPageTest

3.2 Poor