MCP Servers 15,996

Kerdos X402

io.github.Singlishman/kerdos-x402-mcp

B✓Verified

Crypto market intelligence MCP — pay-per-tool-call in USDC on Base via the x402 protocol.

IP Australia MCP by UnClick

io.github.malamutemayhem/ipaustralia

C✓Verified

Australian trademark and patent search via IP Australia.

Lotero

io.github.csacanam/lotero

B✓Verified

Provably fair on-chain slot machine for AI agents: x402 spins on Base, Chainlink VRF results.

Waitloop

io.github.zexiro/waitloop

B✓Verified

Agent-first waitlists: hosted signup pages with referral ranking.

Bettermemory

io.github.0Mattias/bettermemory

A✓Verified

Memory for coding agents, checked against the filesystem and git before it is believed.

Whycant

io.github.sattyamjjain/whycant

B✓Verified

Roast any AI agent idea from your IDE: verdict tier, readiness score, top risk, shareable URL.

Stratum MCP

io.github.smartmemory/stratum-mcp

B✓Verified

Structured execution for Claude Code — contracts, postconditions, gates, guardrails.

Structured analysis API and remote MCP tool for text, JSON records and numeric series.

Rubric

io.github.0xsims/rubric-mcp

B✓Verified

Attested evidence tools for AI agents: sanctions screening, agent/wallet records, paid via x402.

Chess.com MCP by UnClick

io.github.malamutemayhem/chessdotcom

C✓Verified

Chess.com player profiles, stats, games, puzzles, and leaderboards.

OpenAQ Air Quality MCP by UnClick

io.github.malamutemayhem/openaq

C✓Verified

Global air quality measurements by location and country from OpenAQ.

Sauna Guide QuotesNew

io.github.Ac0AI/sauna-guide-quotes

B✓Verified

Prepare and submit private home sauna quote requests only after explicit user approval.

Arcgis Chestercounty

io.github.pipeworx-io/arcgis-chestercounty

B✓Verified

Chester County GIS — Chester County, Pennsylvania open geospatial data (ArcGIS).

Odysseus Web MCPNew

io.github.AceAtDev/odysseus-web-mcp

B✓Verified

Secure MCP server for public web search and URL fetching.

mcp

io.github.midnight-rgb/mcp

C✓Verified

Domain registrar for AI agents.

Prowl

io.github.opcastil11/mcp-prowl

C✓Verified

Discover, evaluate, and compare SaaS APIs.

Sops

io.github.privacyplaybook/sops-mcp

B✓Verified

MCP server for creating and managing SOPS-encrypted secrets

OpenTrain

io.github.OpenTrain-AI/opentrain

B✓Verified

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

Queryquarry

io.github.QueryQuarry/queryquarry

B✓Verified

Double-blind talent marketplace: AIs search anonymous opted-in candidates; reveal on consent.

Unified.to MCP server — one API for 500+ B2B SaaS integrations across 28+ categories

airquality

io.github.pipeworx-io/airquality

B✓Verified

Air Quality MCP — wraps air-quality-api.open-meteo.com (free, no auth)

Cnpj Br

io.github.pipeworx-io/cnpj-br

B✓Verified

CNPJ Brazil MCP — Brazilian company-registry (Receita Federal) lookup via

Simsima Connectivity

io.github.Willyfab/simsima-connectivity

B✓Verified

Search, recommend & buy travel eSIM data plans for 190+ destinations via AI agents.

Chrono

io.github.nexus-api-lab/chrono-mcp

C✓Verified

Deterministic time tools for AI agents: timezone conversion, business-day math, cron interpretation.