# @backstage/frontend-test-utils **The [new frontend system](https://backstage.io/docs/frontend-system/) that this package is part of is in alpha, and we do not yet recommend using it for production deployments** Contains utilities that can be used when testing frontend features such as extensions. ## Installation Install the package via Yarn into your own packages: ```sh cd # if within a monorepo yarn add --dev @backstage/frontend-test-utils ```