In-depth architectural comparison of the Aether WCAG Scanner and A11y Check MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.
At a Glance & Executive Verdict
Aether WCAG Scanner
Browser Automation · Local stdio
Quality: 27/100 (Emerging) | Auth: No auth required
A11y Check
Browser Automation · Local stdio
Quality: 45/100 (Fair) | Auth: No auth required
Verdict Summary: Choose Aether WCAG Scanner if you need specialized Browser Automation tools running via a local process. Choose A11y Check if your workspace requires Browser Automation integration with local subprocess execution. Both servers can be configured concurrently in your client's mcpServers manifest.
Which MCP Server Should You Choose?
A
Choose Aether WCAG Scanner when:
You need dedicated capabilities in the Browser Automation domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: No auth required (Free / Open Source).
Aether WCAG Scanner is categorized under Browser Automation and uses a local stdio subprocess. In contrast, A11y Check belongs to Browser Automation using local stdio subprocess. Select Aether WCAG Scanner when you need capabilities focused on browser automation and A11y Check when you require tools for browser automation.