You can access the WCAG Regression Diff Auditor programmatically from your own applications by using the Apify API. You can also choose the language preference from below. To use the Apify API, you’ll need an Apify account and your API token, found in Integrations settings in Apify Console.

Python

JavaScript

CLI

OpenAPI

HTTP

MCP

1import { ApifyClient } from 'apify-client';
2
3// Initialize the ApifyClient with your Apify API token
4// Replace the '<YOUR_API_TOKEN>' with your token
5const client = new ApifyClient({
6    token: '<YOUR_API_TOKEN>',
7});
8
9// Prepare Actor input
10const input = {
11    "baseline": {
12        "violations": [
13            {
14                "id": "button-name",
15                "impact": "serious",
16                "help": "Buttons must have discernible text",
17                "helpUrl": "https://dequeuniversity.com/rules/axe/4.10/button-name",
18                "tags": [
19                    "wcag2a",
20                    "wcag412"
21                ],
22                "nodes": [
23                    {
24                        "target": [
25                            "#save-button"
26                        ]
27                    }
28                ]
29            }
30        ]
31    },
32    "current": {
33        "violations": [
34            {
35                "id": "image-alt",
36                "impact": "critical",
37                "help": "Images must have alternative text",
38                "helpUrl": "https://dequeuniversity.com/rules/axe/4.10/image-alt",
39                "tags": [
40                    "wcag2a",
41                    "wcag111"
42                ],
43                "nodes": [
44                    {
45                        "target": [
46                            "img.hero"
47                        ]
48                    }
49                ]
50            }
51        ]
52    }
53};
54
55// Run the Actor and wait for it to finish
56const run = await client.actor("enfex/wcag-regression-diff-auditor").call(input);
57
58// Fetch and print Actor results from the run's dataset (if any)
59console.log('Results from dataset');
60console.log(`💾 Check your data here: https://console.apify.com/storage/datasets/${run.defaultDatasetId}`);
61const { items } = await client.dataset(run.defaultDatasetId).listItems();
62items.forEach((item) => {
63    console.dir(item);
64});
65
66// 📚 Want to learn more 📖? Go to → https://docs.apify.com/api/client/js/docs

WCAG Regression Diff Auditor for Axe JSON API in JavaScript

The Apify API client for JavaScript is the official library that allows you to use WCAG Regression Diff Auditor API in JavaScript or TypeScript, providing convenience functions and automatic retries on errors.

Install the apify-client

$npm install apify-client

Other API clients include:

WCAG Regression Diff Auditor API in Python

WCAG Regression Diff Auditor API through CLI

WCAG Regression Diff Auditor OpenAPI definition

WCAG Regression Diff Auditor API

Website Lighthouse & WCAG Regression Report

taroyamada/website-lighthouse-accessibility-regression-report

Run Lighthouse and axe-core audits on authorized public websites, then generate performance, accessibility, SEO, and regression reports.

naoki anzai

♿ WCAG 2.2 Accessibility Auditor — Bulk axe-core

nexgendata/wcag-accessibility-auditor

Bulk WCAG 2.2 accessibility auditor. Render sites with Chrome, scan with axe-core, return violations, severity, and score.

NexGenData

Axe Accessibility Tester

theguide/axe-accessibility-tester

Run automated WCAG audits with axe-core on any set of webpages and export structured reports.

TheGuide

The Artifact Machine Accessibility Audit

artifact-machine/artifact-machine-accessibility-audit

Check WCAG accessibility issues using axe-core in a real browser.

The Artifact Machine

Axe Accessibility Tester

hanamira/axe-accessibility-tester

Test any website for WCAG accessibility issues using axe-core. Scan single pages or crawl entire sites. Get detailed reports with violation severity, affected elements, and remediation guidance. Supports WCAG 2.0, 2.1, and 2.2 at A, AA, and AAA levels.

hannah mira

Axe Core Accessibility Checker Actor

mpelas/axe-core-accessibility-checker

accessibility testing engine https://github.com/dequelabs/axe-core

Michalis Paignigiannis

Accessibility Scanner

gabrielaxy/accessibility-scanner

Scan any website for WCAG accessibility compliance using axe-core. Get detailed reports with fix code suggestions, severity scores, and remediation priorities. Supports CI/CD integration with threshold-based pass/fail and competitor benchmarking to compare your accessibility against others.

Gabriel Antony Xaviour

security.txt Auditor

junipr/security-txt-auditor

Audit security.txt auditor inputs and return structured findings, evidence rows, and a buyer-ready report for SEO, developer, and operations teams.

junipr

Website Accessibility (WCAG) Scanner

second_coming/wcag-scanner

Scan websites for WCAG (Web Content Accessibility Guidelines) compliance issues. Checks images, forms, headings, links, iframes, tables, ARIA roles, and more for accessibility violations.

Richard P

EAA / WCAG Accessibility Triage Report

continuo-ai/eaa-wcag-triage

Scan a website for WCAG 2.1 AA accessibility issues and get a prioritized triage report your team can act on — plus a ready-to-edit accessibility statement in German, French, Italian, or English. Built for businesses preparing for EU Accessibility Act (EAA) compliance deadlines.