Status
This page documents the implementation status of various HTML and CSS features in Blitz.
This page documents Blitz's scores on the "css" subsuite of the Web Platform Tests.
Note: As it does not have a JavaScript engine, Blitz can only run about 20% of the total subtests. In the numbers below, tests that Blitz can't run are ignored and percentages are relative to the number of tests run.
Data from commit:
708eb61 WPT runner: support mismatch reftests and multiple rel=match links (#665) (2026-08-09)
wpt / css / css-values / urls
| Area | Interop Score | Tests | Test % | Subtests | Subtest % |
|---|---|---|---|---|---|
| Total | 24.30% | (10/41) | 24.39% | (10/41) | 24.39% |
| cross-origin | 50.00% | (7/14) | 50.00% | (7/14) | 50.00% |
| integrity | 50.00% | (3/6) | 50.00% | (3/6) | 50.00% |
| referrer-policy | 0.00% | (0/21) | 0.00% | (0/21) | 0.00% |