Comparison
Auth Posture — Email Deliverability & Spoofability Audit vs Open Seo
Open Seo has more GitHub stars (23,838 vs 0). Open Seo was updated more recently (last commit 1w ago). Data comes straight from GitHub and refreshes daily.
Auth Posture — Email Deliverability & Spoofability Audit
One-call domain audit: MX receiving, SPF/DMARC/DKIM spoofing protection, disposable-address risk.
$
claude mcp add --transport http auth-posture-email-deliverabil https://auth-posture.rowb.app/mcp
Open Seo
Open source alternative to Semrush and Ahrefs
$
npx skills add every-app/open-seo --skill simple-issue-description| Metric | Auth Posture — Email Deliverability & Spoofability Audit | Open Seo |
|---|---|---|
| Type | MCP server | MCP server |
| GitHub stars | 0 | 23,838 |
| Stars, last 7 days | n/a | +104 |
| Forks | 0 | 3,178 |
| Upvotes | 0 | 0 |
| Language | n/a | TypeScript |
| License | n/a | MIT |
| Last commit | n/a | 1w ago |
| Created | n/a | Feb 2026 |
| Categories | Security | Search & web, Security, AI & LLM tooling |