MCP Server Directory

Stooq io.github.pipeworx-io/stooq

Stooq market-quotes MCP.

Local-first bookmark management with semantic search and AI-powered organization

stackexchange io.github.pipeworx-io/stackexchange

StackExchange MCP — wraps the StackExchange API v2.3 (free, no auth required for read)

Sports Feeds io.github.pipeworx-io/sports-feeds

Sports Feeds MCP.

Stat Ee io.github.pipeworx-io/stat-ee

Statistics Estonia (andmed.stat.ee) PxWeb MCP. Keyless.

Spdx License io.github.pipeworx-io/spdx-license

SPDX open-source license list with full text

spacex io.github.pipeworx-io/spacex

SpaceX MCP — wraps SpaceX API v4 (free, no auth)

Steam io.github.pipeworx-io/steam

Steam Web API: profiles, owned games, achievements, app news, player counts.

AI Text Summarizer API io.github.Br0ski777/ai-summarizer

Summarize text or URLs into key points with compression ratio and reading time. x402 USDC.

Skiddle io.github.pipeworx-io/skiddle

Skiddle MCP.

Snb Ch io.github.pipeworx-io/snb-ch

Swiss National Bank (SNB) data portal MCP. Keyless.

Search and retrieve US federal court cases, dockets, claims, and documents via PACER

Tldr Pages io.github.pipeworx-io/tldr-pages

tldr-pages community simplified man pages (cached 24h)

Simbad io.github.pipeworx-io/simbad

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

Soilgrids io.github.pipeworx-io/soilgrids

ISRIC SoilGrids MCP.

Sistat Si io.github.pipeworx-io/sistat-si

Statistical Office of the Republic of Slovenia (SURS) — SiStat PxWeb MCP.

Guesty property-management MCP. 23 free read-only tools live; 43 total (Pro+Enterprise) at v1.0.

Seo Serp io.github.pipeworx-io/seo-serp

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

Seo Keywords io.github.pipeworx-io/seo-keywords

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

Septa io.github.pipeworx-io/septa

SEPTA MCP — Philadelphia SEPTA real-time transit (www3.septa.org/api, keyless)

Seo Ai Visibility io.github.pipeworx-io/seo-ai-visibility

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

Serpapi io.github.pipeworx-io/serpapi

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

Hire human data labelers, RLHF annotators, and evaluators from your coding agent.

Senate Lobbying io.github.pipeworx-io/senate-lobbying

US Senate Lobbying Disclosure (LDA) MCP.