MCP Servers

Scanned where there is a package or repository to read, and every release diffed against the tool surface we already hold. Every figure on a card is counted from this marketplace's own rows.

63,583 MCP servers

Scanned where there is a package or repository to read, graded from its tool list where there is only an address — the grade is on each server's page

MailSenpai: lists, campaigns, DNS & spam checks (74 tools, OAuth, EU). SMTP Senpai: SMTP & API.

Free

Use when email lands in spam: audits SPF, DKIM, DMARC, MX and returns the DNS records to fix it.

8 tools
Free
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