01 June 2026 - 1

What's Changed

• fix(all): Security updates for UUID, making exceljs optional package by @tombrunet in #2575

Full Changelog: 4.0.25...4.0.26

01 Jun 2026

What's Changed

• fix(all): Security updates for UUID, making exceljs optional package by @tombrunet in #2573

Full Changelog: 4.0.24...4.0.25

27 May 2026 - 5

Bad Git references

27 May 2026 - 4

Bad env vars

27 May 2026 - 3

NPM Publishing changes

27 May 2026 - 2

What's Changed

• fix(all): Publish issues for NPM by @tombrunet in #2568

Full Changelog: 4.0.19...4.0.21

27 May 2026

What's Changed

• chore(extension): Remove references to remote javascript by @tombrunet in #2564
• fix(vite-accessibility-checker): Clarify README, add type definitions by @tombrunet in #2567

Full Changelog: 4.0.18...4.0.19

19 May 2026

What's Changed

Rules:

• fixrule(aria_descendant_valid): When the contained role is code, report a recommendation by @tombrunet in #2544

Checker Extension:

• fix(extension): Fix store scans - Carbon datatable, select all creating infinite loop by @nam-singh in #2541
• bug(docs): Use versioned Carbon rather than 'latest' by @tombrunet in #2557

Screen Reader Simulator:

• fix(simulator,help): aria-describedby support for buttons and update help web components by @tombrunet in #2543
• fix(simulator): Various screen reader simulator fixes (see related PR) by @tombrunet in #2552
• feature(simulator): Add link in simulator to AVT process by @tombrunet in #2560

Dependencies:

• build(deps): bump the npm_and_yarn group across 6 directories with 7 updates by @dependabot[bot] in #2556
• build(deps): bump the npm_and_yarn group across 1 directory with 2 updates by @dependabot[bot] in #2558
• chore(vitest): Update to latest version of vitest by @tombrunet in #2559
• chore(archive): Create archive for 19 May 2026 by @tombrunet in #2561

Full Changelog: 4.0.17...4.0.18

April 28, 2026

What's Changed

Rules & Engines

• fix(engine, help): Update landmark rule mappings by @shunguoy in #2525
• chore(archive): Create archive for Apr 28, 2026 by @tombrunet in #2536

Screen Reader Simulator

• feature(simulator): Add tree support by @tombrunet in #2526
• chore(simulator): Fix profile name by @tombrunet in #2517
• fix(simulator): Simulator test suite and major simulator engine cleanup by @tombrunet in #2534

Automation tools

• feature(vitest): Create vitest-accessibility-checker by @tombrunet in #2529
• chore(dependencies): Swap deep-diff in all tools for microdiff by @tombrunet in #2509

Other

• build(deps): bump the npm_and_yarn group across 6 directories with 2 updates by @dependabot[bot] in #2507
• chore(docs): Update issue templates by @tombrunet in #2519
• chore(docs): Add an architecture diagram by @tombrunet in #2528

Full Changelog: 4.0.16...4.0.17

Mar 26, 2026

What's Changed

• fix(node,cypress): Fix simulation and add example of usage by @tombrunet in #2500
• chore: Update dependencies and Simulator docs by @tombrunet in #2504
• fix(simulator): Wrong profiles set, Cypress implementation incomplete by @tombrunet in #2505

Full Changelog: 4.0.15...4.0.16