Comparison
Open Seo vs Vulnrable
Open Seo has more GitHub stars (23,838 vs 0). Open Seo was updated more recently (last commit 4d ago). Data comes straight from GitHub and refreshes daily.
Open Seo
Open source alternative to Semrush and Ahrefs
$
npx skills add every-app/open-seo --skill simple-issue-description
Vulnrable
Security grades for MCP servers and npm/PyPI packages, ranked by CISA KEV and EPSS.
$
claude mcp add --transport http vulnrable https://vulnrable.com/api/mcp| Metric | Open Seo | Vulnrable |
|---|---|---|
| Type | MCP server | MCP server |
| GitHub stars | 23,838 | 0 |
| Stars, last 7 days | +104 | n/a |
| Forks | 3,178 | 0 |
| Upvotes | 0 | 0 |
| Language | TypeScript | n/a |
| License | MIT | n/a |
| Last commit | 4d ago | n/a |
| Created | Feb 2026 | n/a |
| Categories | Search & web, Security, AI & LLM tooling | Security |