MCP servers

BookBrainz MCP — open book metadata (MetaBrainz / sister of MusicBrainz)

Books MCP — wraps Open Library API (free, no auth)

Bored MCP — wraps Bored API (free, no auth)

The Boston Calendar MCP.

Box (enterprise cloud storage) MCP Pack

BPstat — Banco de Portugal statistics API (Portuguese central bank). Keyless.

brapi.dev MCP — Brazilian stock + crypto + ETF quotes.

Brave Search MCP — independent web index (no Google/Bing dependency)

Brawl Stars MCP.

Brazil PNCP MCP — Brazilian government procurement (keyless).

Breweries MCP — Open Brewery DB API (free, no auth)

FINRA BrokerCheck MCP — individual broker / adviser and firm disciplinary lookup

Browserless MCP — wraps the Browserless headless-Chromium REST API (browserless.io)

Brønnøysund Register Centre (BRREG) MCP — Norway's official business register.

U.S. Bureau of Transportation Statistics (BTS) — data.bts.gov open-data portal (Socrata platform).

Deutsche Bundesbank (Germany's central bank) statistics MCP.

Bundestag DIP MCP

Bundlephobia MCP — npm bundle-size analysis

Bungie.net Platform API MCP.

Business Feeds MCP.

Business Wire MCP — press releases from Business Wire's all-news RSS feed.

buzzword-density MCP — wraps StupidAPIs (keyless — no credential needed)

ca-debtwatch — California municipal bond issuance (CDIAC / DebtWatch)

California DMV MCP — registered vehicles and EV adoption by ZIP code, field offices,

California Grants Portal MCP — open State of California grant funding opportunities (keyless).