specgate is an MCP server that verifies UI design fidelity by comparing a live DOM against Figma specs, reporting specific CSS property deltas so agents know exactly what to fix. It also freezes measurement results into lock files for fast offline regression detection.
Not monetized yet
Turn specgate’s tool calls into revenue: one disclosed sponsored slot, 70% revenue share, fail-open by design.
Install specgate
For anyone using specgate — no Lulu account needed# stdio server — install per the repository README: https://github.com/nv-minh/ui-perfect
9 field-tested tactics as a designed playbook plus skills your coding agent can run. Free.
Get the Kit →FAQ
specgate installs from source — follow the repository README.
Unrated out of 100, computed from cross-registry traction signals (installs, stars, registry presence) — never influenced by sponsorship.
Similar servers
Works well together
Your server?
This is for the person who owns specgate — adds Lulu Ads to your own code. Not the install steps above, those are for your users.
Copies a ready prompt: your coding agent installs the lulu-ads SDK, wires the slot, and applies the widget design guide.
or set up manually at getlulu.dev/publishers
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Managed hosting with monetization built in — waitlist.
[](https://getlulu.dev/mcps/specgate)