Introduction: What's New

In addition to this page, you may also follow us on twitter (@WallabyJs) to be notified whenever we release notable features.

Select your editor

The content of this page is adjusted based on your editor of choice. Please select your editor by clicking on your editor’s logo below before proceeding:

Most Recent Major Features and Changes

The What’s New section includes major features and changes that have been made in the last 12-18 months. For older news or more details about minor updates and changes, please refer to our changelog.

Support for Vitest v1.6.x+ (07 May 2024)

Wallaby now supports the latest version of vitest (v1.6.0). The recent update of vitest included breaking changes that required updates to Wallaby’s vitest integration.

Jest v30 (Alpha 3) Support (20 Apr 2024)

The latest version of Jest (v30.0.0-alpha.3) is now supported by Wallaby. This version included a number of breaking changes that required updates to Wallaby’s Jest integration.

Jest Performance Improvements (12 Apr 2024)

The latest version of Wallaby significant improves performance startup and test execution times for Jest projects; Jest’s TypeScript configuration files are now transpiled using swc instead of ts-node, and large mono-repos only load project configuration on demand. For large projects, test execution times can be up to 90% faster than before.

Support for Vitest v1.4.x+ (18 Mar 2024)

Wallaby now supports the latest version of vitest (v1.4.0). The recent update of vitest included breaking changes that required rework of Wallaby’s integration.

Support for AVA 6.1.2+ (01 Mar 2024)

Wallaby now supports the latest version of AVA (v6.1.2). The recent version included breaking changes that required rework of Wallaby’s integration.

Support for Vitest v1.3.1+ (23 Feb 2024)

Wallaby now supports the latest version of vitest (v1.3.1). The recent update of vitest included breaking changes that required rework of Wallaby’s integration.

Previous major features and changes

Our what’s new archive contains the full history of our major features and changes (starting February 2020).

Full Change Log

Our changelog is available in our public repository. Please note that while we update our changelog every few months, we release new versions of Wallaby.js a few times a week (sometimes a few times a day).

Are we missing something? Share your idea or vote for other submitted ideas