Playwright Spatial Layout MCP
MCP server that gives AI agents geometric spatial awareness of web page layouts using Playwright
Connector by vola-trebla · GitHub account verified by the MCP Registry
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Install
Works with Claude Code, Codex, VS Code, Cursor, Windsurf, Claude Desktop. Read the repository before you give any tool access to your data.
npx agentmarket install connector/vola-trebla-playwright-spatial-layout-mcp
Asks which of your tools to add it to (Claude Code, Codex, Cursor, VS Code, Windsurf, Gemini CLI, Claude Desktop) and shows the change first. See https://agentmart.dev/cli.
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About
Reviews
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Permissions
What this server can do and what it asks for, from its tool list and install config. Checked Oct 25, 2026.
- Tools
- 6 read · 0 write · 0 deleteRead-only
- Secrets
- None asked for
- Install scripts
- Not scanned yet
- Runs as
- Node.js package
Tools by what they do 6
Read from the source code; the running server may list different tools.
Read 6 · Look things up without changing anything.
calculate_perceptual_contrastcompute_viewport_reflowdetect_visual_occlusionextract_bounding_boxesverify_spatial_relationshipsverify_stacking_context
Tools (6)
Read from the source code; the running server may differ. Descriptions are the server’s own words; hidden characters are shown as [U+…].
calculate_perceptual_contrastMeasures color contrast between a text element and its background using both WCAG 2.x and APCA (WCAG 3.0 draft) formulas simultaneously. Use to answer: does this text pass accessibility contrast requirements? Is it actually readable even if it technically passes the legacy formula?
compute_viewport_reflowMeasures how element positions and sizes change across multiple viewport sizes. Use to answer: does the layout break on mobile? Which elements shift most when resizing?
detect_visual_occlusionChecks if one element physically overlaps another by computing the intersection of their bounding boxes. Use to answer: is this button hidden under a sticky header? Does the cookie banner block the CTA?
extract_bounding_boxesReturns the geometric position, size, z-index, and viewport visibility for one or more DOM elements. Use to answer: where exactly on screen is this element? Is it visible? Is it off-screen?
verify_spatial_relationshipsValidates a set of spatial layout rules — e.g. 'nav must be above hero', 'sidebar must be left of content'. Returns pass/fail per rule with a human-readable reason. Use to answer: does the page layout match the design specification?
verify_stacking_contextReveals the full CSS stacking context chain for an element — which ancestors create new stacking contexts and why. Use to answer: why is my z-index:9999 element still behind a modal? Does this element create its own stacking context?
Signals
- Stars
- 0
- Forks
- 0
- Open issues
- 0
- Last commit
- May 19, 2026 (5 months ago)
- Last release
- May 19, 2026 (5 months ago)
From GitHub (fetched Oct 24, 2026).
Details
- Registry name
io.github.vola-trebla/playwright-spatial-layout-mcp- Version
- 0.2.0
- Auth
- No auth
- Packages
- npm playwright-spatial-layout-mcp
- License
- MIT
- First seen
- Oct 24, 2026
- Last checked
- Oct 24, 2026
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Playwright Spatial Layout MCP. Agent Mart. https://agentmart.dev/connectors/vola-trebla-playwright-spatial-layout-mcp (last updated 2026-10-24)