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.

67,158 MCP servers

Security-scanned and graded based on available source code and tools.

MCP server for Siren diagramming — teach AI models to create beautiful diagrams with Siren syntax

3/day 2 tools
Free

Code-execution-based YouTube tool — CLI (ytrelay) + MCP shim + Claude Code skill. Search YouTube, fetch transcript/title/description, get

3/day 5 tools
Free

Guard security MCP that answers from your installed libraries, not model memory: config validation, docs search, live threat detection.

2/day 9 tools
Free

Checks AI agents' claims against primary evidence, with no model; observes only what you grant.

2/day 8 tools
Free
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