ESM Unit
5.4#20 in javascript testing frameworksWeb
VisitESM Unit vs Web Test Runner
Web Test Runner
6.9#2 in javascript testing frameworksFree planFree planWebLinuxmacOSSelf-hosted
VisitWhat both publish
| Fact | ESM Unit | Web Test Runner |
|---|---|---|
| Debugging | A failed test can be rerun on its own by clicking “Isolate” in the browser window. | Debug mode opens a real browser window with developer tools. |
| Integrations | The README recommends Sinon for stubbing, mocking, and assertions against mocks. | The docs describe using the Playwright launcher with GitHub Actions via Microsoft's Playwright Action. |
| License | The repository license identifies the software as Apache License 2.0 and states that it is provided without warranties or conditions. | The project's GitHub page identifies the repository license as MIT. |
| Maker | Intuit’s GitHub organization lists Mountain View, CA as its location. | Modern Web describes its goal as providing developers with guides and tools for modern web development while working closely with the browser. |
| Purpose | ESM Unit is a unit testing tool for native ECMAScript modules in web browsers. | Web Test Runner is a test runner for web applications. |
| Support | The project README invites users to open an issue or pull request and says it welcomes contributions. | The project links to Discord for community discussion and lists sponsorship and contributions as ways to support it. |
ESM Unit plans
No prices published.
Web Test Runner plans
- Open sourceFree
Pick ESM Unit if…
ESM Unit suits developers who need browser-based unit tests for native ECMAScript modules. It is intended for projects that can run without transpilation or bundling.
Pick Web Test Runner if…
It suits developers who want to run web application tests across browser engines, locally or through documented remote launchers. Its watch mode and coverage reporting may also help teams working on test feedback and coverage goals.