"An open-source relational database management system" matching MCP servers:

• Bitcoin SV MCP Server

  b-open-io

  A

  license

  B

  quality

  B

  maintenance

  A collection of Bitcoin SV tools for the Model Context Protocol that enables AI assistants to interact with the BSV blockchain through wallet operations, ordinals (NFTs), and various blockchain utilities.

  Updated 18 days ago (2026-07-30 19:29 UTC)

  9

  104

  21

  MIT

• Base Network MCP Server

  u-Operating-System

  A

  license

  -

  quality

  D

  maintenance

  Enables querying Base Network blockchain data including blocks, transactions, balances, and smart contracts on mainnet and testnet.

  Updated a year ago (2025-06-05 08:16 UTC)

  4

  MIT

• oaid-mcp

  open-agent-id

  A

  license

  -

  quality

  -

  maintenance

  Enables AI agents to securely use Open Agent ID credentials for signing requests, looking up agent data, and exchanging encrypted messages. It performs all cryptographic operations within the server process to ensure private keys are never exposed to the AI agent.

  Updated 5 months ago (2026-03-18 01:01 UTC)

• Consent Vault

  SU-AN-coder

  F

  license

  -

  quality

  C

  maintenance

  An MCP server that provides authorization middleware for AI agents using private data, enabling consent management on Aleo and local private inference with persistent policy storage.

  Updated 3 days ago (2026-08-14 12:15 UTC)

• PolyMind MCP

  SU-AN-coder

  F

  license

  -

  quality

  D

  maintenance

  An AI-driven platform for analyzing Polymarket prediction markets using on-chain data, offering smart money tracking, sentiment analysis, and arbitrage detection via natural language queries.

  Updated 7 months ago (2026-02-01 03:57 UTC)

• AgentPay-mcp

  up2itnow0822

  A

  license

  A

  quality

  D

  maintenance

  Non-custodial x402 MCP payment layer for AI agents — the open-source alternative to Vercel x402-mcp

  Updated 9 days ago (2026-08-08 11:09 UTC)

  11

  79

  5

  MIT

• Nostr Tools for AI Agents

  jorgenclaw

  A

  license

  C

  quality

  C

  maintenance

  23 tools for AI agents working with Nostr Open source. No API key. No account. NIP-46 remote signing Publish notes, reply, react, repost Encrypted DMs (NIP-04 + NIP-44) Fetch events, profiles, social graph

  Updated 5 months ago (2026-03-20 22:50 UTC)

  23

  14

  1

  MIT
• 

  consensa-mcpofficial

  consensa-algo

  A

  license

  -

  quality

  C

  maintenance

  An MCP server that records consented, attributed, paid-for receipts for open-source dependencies, settling per-call USDC payments on Algorand with on-chain attribution.

  Updated 7 days ago (2026-08-10 07:58 UTC)

  MIT

• io.github.aemery13/polymarket

  aemery13

  A

  license

  -

  quality

  D

  maintenance

  An MCP server that classifies Polymarket wallets as human or bot, scores their trading edge from 0–10, and streams current open positions.

  Updated 3 months ago (2026-05-18 09:36 UTC)

  MIT

• polymarket-mcp

  simonlokc

  A

  license

  -

  quality

  C

  maintenance

  Enables querying Polymarket prediction market data, including top active markets and order books, without an API key or database.

  Updated 18 days ago (2026-07-30 05:48 UTC)

  15

  1

  MIT
• 

  CheapestInferenceofficial

  cheapestinference

  F

  license

  -

  quality

  C

  maintenance

  CheapestInference — unlimited flat-rate API for frontier open-source LLMs

  Updated a month ago (2026-07-11 09:23 UTC)

• solidity-sentinel

  Baneado98

  A

  license

  A

  quality

  C

  maintenance

  Enables static security audit of Solidity smart contracts by analyzing source code or deployed bytecode for vulnerabilities, providing risk scores and detailed findings.

  Updated 2 months ago (2026-06-23 20:33 UTC)

  1

  MIT

• contract-auditor

  Baneado98

  A

  license

  A

  quality

  B

  maintenance

  Quick-scan a smart contract for rug, honeypot, or centralization risk before sending funds. It combines verified source, live on-chain state, and heuristic Solidity analysis to return a SAFE/CAUTION/HIGH-RISK verdict.

  Updated 2 months ago (2026-06-22 16:43 UTC)

  1

  MIT

• solana-forensics

  glittercowboy

  F

  license

  A

  quality

  D

  maintenance

  On-chain investigation and analysis tools for Solana blockchain, enabling detection of wash trading, funding source tracing, holder concentration analysis, and MEV/bundle activity identification.

  Updated 6 months ago (2026-03-02 21:59 UTC)

  4

  3
• 

  Aztec MCP Serverofficial

  AztecProtocol

  A

  license

  A

  quality

  C

  maintenance

  Provides local access to Aztec documentation, examples, and source code via cloned repositories, with optional semantic search for enhanced querying.

  Updated 2 months ago (2026-06-23 21:23 UTC)

  8

  56

  1

  MIT

• io.github.xetenet/xete-mcp

  xetenet

  A

  license

  A

  quality

  C

  maintenance

  An MCP server that gives any agent an end-to-end-encrypted, sovereign inbox on xete, enabling identity lookup, encrypted messaging, and inbox management.

  Updated 11 days ago (2026-08-06 19:18 UTC)

  4

  MIT

• vibecoin-mcp

  thetriggeredkid-spec

  F

  license

  A

  quality

  B

  maintenance

  Drafts and deploys a coin from your repo to pump.fun's bonding curve on Solana, with local key management and fee recycling into an agent budget.

  Updated 18 days ago (2026-07-30 05:38 UTC)

  7

• research-mcp

  atlas-rwa

  F

  license

  A

  quality

  C

  maintenance

  MCP server exposing ATLAS research capabilities: live tokenized stock market data, on-chain source-of-truth reads, and published research atlases. Connects to MCP clients over stdio with no API keys required for public testnet endpoints.

  Updated 18 hours ago (2026-08-16 19:06 UTC)

  9
• 

  @chainpayto/mcp-serverofficial

  chainpayto

  A

  license

  A

  quality

  D

  maintenance

  Enables AI agents to directly operate ChainPay cryptocurrency payment system, including order creation, balance checks, and withdrawals.

  Updated 4 months ago (2026-04-24 12:16 UTC)

  6

  10

  MIT

• MCP Blockchain Server

  zhangzhongnan928

  A

  license

  A

  quality

  B

  maintenance

  A secure system enabling AI assistants to interact with blockchain data and prepare transactions while ensuring users maintain exclusive control over their private keys and transaction signing.

  Updated 2 months ago (2026-06-21 08:40 UTC)

  5

  17

  10

  MIT