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@open-wc/testing

Testing following open-wc recommendations

v5.0.0, 13 Jul 2026MITESM onlyTypes: BundledTesting
$ npm install @open-wc/testing

Key numbers

As of 25 Sept 2026
Weekly downloads
92.3k
- over 12 months
Gzip bundle size
-
No Bundlephobia data
Dependencies
6
Direct, from package.json
Last release
2 months ago
v5.0.0
GitHub stars
2.4k
432 forks
Open issues / PRs
159 / 50
Contributors
-
Commits, last 52 weeks
26

No weekly download data in the snapshot.

92,277 downloads last week, 409,810 in the last month. No 52-week series has been fetched yet.

Releases, last 12 months
-
Latest version
5.0.0, 13 Jul 20262 months ago
First published
-
Last push to GitHub
13 Jul 202673 days before the snapshot
Repository archived
No
Open issues
159
Open pull requests
50
Commits, last 52 weeks
26
Dependents on npm
31

Major versions

-

Recent releases

-

Module format
ESM onlyFrom package.json type, main and exports fields
TypeScript types
Bundled
Node.js engine range
Not declared
Runtimes
-
Unpacked size (npm)
30 kB
Dependencies (6)
chai-a11y-axe@types/chai-dom@esm-bundle/chai@types/sinon-chai@open-wc/testing-helpers@open-wc/semantic-dom-diff
npm install @open-wc/testing
  • jsDelivrhttps://cdn.jsdelivr.net/npm/@open-wc/testing@5.0.0/
  • unpkghttps://unpkg.com/@open-wc/testing@5.0.0/
  • esm.shhttps://esm.sh/@open-wc/testing@5.0.0
PackageWeekly downloadsGzipLast releaseModuleComparison
chai-string384.8k-1 year agoCommonJS-
dirty-chai69.2k-7 months agoESM only-
chai85.9m-9 months agoESM only-
@nightwatch/chai41.9k-2 years agoESM + CommonJS-
@stryker-mutator/api1.8m-1 month agoESM only-
@stryker-mutator/core1.8m-1 month agoESM only-
stdout-stderr83.4k-6 years agoCommonJS-
preceptor-core24.8k-8 years agoCommonJS-
Sources: npm registry, GitHub API. Data fetched 25 Sept 2026.

Indexability: Indexed.