MCP servers

SEC MCP — SEC EDGAR public APIs (free, no auth)

SEC 8-K event triage — query our pre-classified mirror of every

SecurityTrails MCP — wraps SecurityTrails API (securitytrails.com)

Sefaria MCP — the free digital library of Jewish texts.

Semantic Scholar Academic Graph MCP.

US Senate Lobbying Disclosure (LDA) MCP.

send-that-email MCP — wraps StupidAPIs (requires X-API-Key)

SEO AI-Visibility MCP — does brand X appear in an LLM's answer (GEO / AI-SEO)

SEO Backlinks MCP — backlink intelligence via DataForSEO Backlinks API

SEO Competitors MCP — domain ranked keywords via DataForSEO Labs (dataforseo.com)

SEO Keywords MCP — search volume & difficulty via DataForSEO Labs (dataforseo.com)

SEO Keywords (Google Ads volume) MCP — exact Google Ads search volume via

SEO SERP MCP — Google organic search results via DataForSEO (dataforseo.com)

SerpApi MCP — wraps SerpApi (serpapi.com) search engines

Serper MCP — wraps the Serper Google Search API (serper.dev)

setlist.fm: concert setlists by artist/venue/date. Free key required.

SGD (Saccharomyces Genome Database) MCP.

shakespeare-insult MCP — wraps StupidAPIs (requires X-API-Key)

ship-on-friday MCP — wraps StupidAPIs (requires X-API-Key)

Shodan MCP — wraps the full Shodan REST API (api.shodan.io)

Shodan InternetDB MCP — wraps Shodan InternetDB (internetdb.shodan.io)

Shopify MCP Pack — wraps the Shopify Admin REST API (2024-01)

simap MCP — Swiss public procurement tenders and awards (keyless).

CDS SIMBAD — astronomical object database (~14M objects) via TAP/script

Singapore Government Procurement MCP — GeBIZ tender awards (keyless).