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VASTlint

Validate VAST, VMAP, and DAAST ad tags against IAB specs. 246 rules, pure Rust core.

not compatible

Only an SSE endpoint is listed; Copilot Studio dropped SSE for MCP after August 2025.

Rule R3 · what this means · Not tested in Copilot Studio.

Registry nameio.github.aleksUIX/vastlint
Endpoint used for verdicthttps://vastlint.org/mcp
Transportssse
Auth (Copilot Studio setting)—
GitHubaleksUIX/vastlint
Version0.15.1
Registry updated2026-10-20
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Is this wrong or out of date? Email us. Data built 2026-10-20.