MCP servers

Zero-dependency SQLite MCP on node:sqlite: queries, writes, tables, schemas.

MCP server for Squarespace Commerce: products, orders, inventory. Needs an API key.

Inspect TLS certificates of a host: issuer, expiry, and SAN. No key required.

TLS security grades from SSL Labs. No key required.

Look up Star Wars people, planets, and starships from the SWAPI mirror. No key required.

StatusCake API: uptime checks, history, alerts, locations.

Steam game player statistics from SteamSpy. No key required.

Stellar ledger and account data from Horizon. No key required.

MCP server for Storj buckets and objects via S3. Needs access keys.

Stormglass marine weather, tides, elevation.

MCP server for Storyblok: stories, spaces. Needs an API token.

Protein interaction networks from STRING DB. No key required.

Generate and solve Sudoku puzzles locally. No network and no key.

Sunrise, sunset, and twilight times for any location. No key required.

SuperNotes cards get, search and create.

MCP server for SurrealDB: version check, SQL queries. Works with any instance.

Suunto API: workout history, summaries. Needs OAuth token.

SVG logos from SVGL. No key required.

Search the SwaggerHub API registry for public API definitions. No key required.

Swetrix analytics: projects and details.

Look up SWIFT and BIC bank codes from a bundled directory. No network and no key.

Swiss rail from transport.opendata.ch. No key required.

SwitchBot API: devices, status, control commands.

Synoptic stations: search and time series.

Draw tarot cards and read card meanings from the Tarot API. No key required.