February 7, 2026

What's Changed

• feature(engine, extension): Prototype for screen reader emulator functions in #2453
  • Includes some fixes for SVG accessible name

Full Changelog: 4.0.11...4.0.12

February 6, 2026

What's Changed

Engine

• performance(engine): Various code changes to improve performance of the engine. 70%+ improvement in #2443
• fix(engine): For a_target_warning, check aria-describedby for notifying users of new windows in #2448
• fix(engine): aria_hidden_nontabbable / isTabbable not accounting for inert in #2451

Help

• fix(help): Text of link to 3.3.2 was wrong in #2434
• fix(help): Cleanup of help URLs, remove noembed recommendation in #2435

Dependency updates

• chore(all): Update dependencies to Node 22, Cypress 15 in #2447
• build(deps): bump jsonpath from 1.1.1 to 1.2.0 in /report-react in #2449

Full Changelog: 4.0.10...4.0.11

December 11, 2025

What's Changed

Node fixes

• fix(node): Ensure config can be initialized in #2429
• fix(report): use .includes instead of strict equality to handle close… in #2427

Dependency updates

• Update deps in #2430
• Bump js-yaml from 4.1.0 to 4.1.1 in /karma-accessibility-checker in #2431
• Bump tmp from 0.2.1 to 0.2.5 in /common/module in #2380
• Bump js-yaml from 4.1.0 to 4.1.1 in /karma-accessibility-checker/src in #2418

Full Changelog: 4.0.9...4.0.10

September 3, 2025

What's Changed

• fix(node): Don't try to pull the version from the cjs/mjs package.json by @tombrunet in #2355

• fix(engine): Add a means of loading engine directly to the window object by @tombrunet in #2369

• Bump sha.js and web-ext in /accessibility-checker-extension by @dependabot[bot] in #2354

• Bump tmp from 0.2.1 to 0.2.4 in /accessibility-checker by @dependabot[bot] in #2353

• Bump form-data in /report-react by @dependabot[bot] in #2368

• chore(boilerplates): Update the boilerplate READMEs to better explain what's in the boilerplates by @tombrunet in #2349

• chore(archive): Archive for Sept 3, 2025 release by @tombrunet in #2370

Full Changelog: 4.0.8...4.0.9

August 13, 2025 (4.x)

What's Changed

• fix(engine): Downgrade the levels of the element_id_unique and table_aria_descendants rules to better line with the requirements by @shunguoy in #2345
• fix(node): Missing exports by @tombrunet in #2347
• chore(node,karma,cypress): telemetry in the wrong places by @sct-will in #2340

Full Changelog: 4.0.7...4.0.8

July 24, 2025 (4.x)

What's Changed

• feature(engine): Add ability to report source line from DOM through to reports by @tombrunet in #2328
• Bump on-headers and compression in /rule-server by @dependabot[bot] in #2327
• Bump form-data from 4.0.0 to 4.0.4 in /accessibility-checker-extension by @dependabot[bot] in #2329
• Bump multer from 2.0.1 to 2.0.2 in /rule-server by @dependabot[bot] in #2331
• Bump on-headers and compression in /report-react by @dependabot[bot] in #2332
• Bump form-data and @ibm-cloud/cloudant in /rule-server by @dependabot[bot] in #2336
• chore(archive): Create archive for July 24, 2025 by @tombrunet in #2337

Full Changelog: 4.0.6...4.0.7

June 26, 2025 (4.x)

What's Changed

• New latest Rule set deployment date: 26June2025

Rules and Engine

• fixrule(figure_label_exists, element_scrollable_tabbable): Deprecate element_scrollable_tabbable rule and fix the figure missing label issue V4 by @shunguoy in #2311

Node accessibility-checker

• fix(node): Fix usage with jsdom where fetch is not defined by @tombrunet in #2314
• fix(node): Add explicit .js .json extension to config file check list due to Node changes in imports by @tombrunet in #2315

Chores

• chore(extension): Fix extension build test (4.x) by @tombrunet in #2308
• Bump multer from 1.4.5-lts.2 to 2.0.1 in /rule-server by @dependabot in #2303
• fix(packages): Links in boilerplate relative URLs and links to Wiki by @philljenkins in #2310
• chore: instrument ibm telemetry by @mattrosno in #2312

Full Changelog: 4.0.5...4.0.6

June 26, 2025 (3.x)

What's Changed

• New latest Rule set deployment date: 26June2025

Rules and Engine

• fixrule(figure_label_exists, element_scrollable_tabbable): deprecate element_scrollable_tabbable rule and fix the figure missing label issue by @shunguoy in #2309

Chores

• chore(extension): Fix extension build test (3.x) by @tombrunet in #2307

Full Changelog: 3.1.84...3.1.85

May 29, 2025 (4.x)

What's Changed

• New latest Rule set deployment date: 29 May 2025

Rules and Engine

• fix(engine): Issues related to <elements> made invisible with clip-path V4 by @shunguoy in #2265
• fixrule(svg_graphics_labelled, img_alt_valid): Ignore SVG & image accessible name requirement when its ancestor is a widget or requires presentational child V4 by @shunguoy in #2270

Chores

• chore(archive): Create archive for May 29, 2025 by @tombrunet in #2297

Full Changelog: 4.0.4...4.0.5

May 29, 2025 (3.x)

What's Changed

• New latest Rule set deployment date: 29 May 2025

Rules and Engine

• fix(engine): Issues related to <elements> made invisible with clip-path by @shunguoy in #2261
• fixrule(svg_graphics_labelled, img_alt_valid): Ignore SVG & image accessible name requirement when its ancestor is a widget or requires presentational child by @shunguoy in #2269

CI/CD Packages

• feature(node): Add configuration "puppeteerArgs" to allow args to be set when running batch scans (3.x) by @tombrunet in #2251

Chores

• chore(archive): Create archive for May 29, 2025 by @tombrunet in #2297

Full Changelog: 3.1.83...3.1.84