WPT
This page compares scores on the Web Platform Tests across web engines, using the latest master runs from wpt.fyi and Blitz's own test runner.
wpt / workers / constructors
Spec: https://html.spec.whatwg.org/multipage/workers.html ↗
Runs: Chrome 155.0.8039.0 (wpt@6ec9fd59f, 2026-09-03) | Firefox 157.0a1 (wpt@6ec9fd59f, 2026-09-03) | Safari 251 preview (wpt@5ce815a83, 2026-08-27) | Ladybird 1.0-795e1 (wpt@7e3d005d7, 2026-09-03) | Servo Servo 0.6 (wpt@09159dcb3, 2026-09-02) | Blitz 188486089 (wpt@a95401e4e, 2026-09-02)
Sort areas: alphabetical | by subtest count
| Area | Chrome | Firefox | Safari | Ladybird | Servo | Blitz |
|---|---|---|---|---|---|---|
| Total | 84.2%123/146 | 100.0%146/146 | 100.0%146/146 | 97.9%143/146 | 100.0%146/146 | 0.0%0/146 |
| SharedWorker | 71.8%28/39 | 100.0%39/39 | 100.0%39/39 | 100.0%39/39 | 100.0%39/39 | 0.0%0/39 |
| Worker | 88.8%95/107 | 100.0%107/107 | 100.0%107/107 | 97.2%104/107 | 100.0%107/107 | 0.0%0/107 |