web-platform-tests / web-platform-tests/interop
CSS Gap Decorations
Nobody has claimed this yet.
- Dominant language
- JavaScript
- Stars
- 524
- Forks
- 35
- Avg merge
- 1d 4h
- Merged PRs (30d)
- 10
Description
Description
A way to display visible separators between items in grid, flex and multi-column layouts rather than resorting to border or pseudo-element hacks.
Specification
https://drafts.csswg.org/css-gaps-1/
web-feature
https://web-platform-dx.github.io/web-features-explorer/features/gap-decorations/
Test Links
https://wpt.fyi/results/css/css-gaps/
Additional Signals
This feature shipped in Chrome and Edge version 149.
Mozilla position: positive
Firefox implementation bug
WebKit position: positive
Safari implementation bug
This tweet has 673 likes and this other tweet has 228 likes.
In the State of CSS 2026 survey it was the feature that developers showed the most interest in learning about.
Gap decorations received 28 votes in last years Interop.
Contributor guide
No contributing guide indexed for this repository
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start with the CSS Gaps Level 1 specification and the linked web-platform-tests results for css/css-gaps. Clarify which Interop project change is intended and what tests or tracking updates define completion, since the issue does not name files or a specific implementation task.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- css
- Domain
- testing-qa, web-dev
- Issue type
- Feature
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Active
- Clarity
- Needs clarification
- Newbie friendliness
- 35/100