io.github.IndigoProtocol/indigo-mcp

Indigo Protocol MCP — iAsset prices, CDP analytics, stability pools, staking & governance

io.github.IndigoProtocol/cardano-mcp

Cardano MCP — transactions, addresses, UTxOs, balances, ADAHandles & stake delegation

io.github.adacapo21/openmm-mcp

AI-native crypto trading MCP server — market data, orders, grid strategies & DeFi

io.github.System-R-AI/systemr-risk-intelligence

Pre-trade risk validation and position sizing for AI trading agents via G-formula and Iron Fist.

io.github.crunchtools/feed-reader

RSS/Atom feed reader MCP server with SQLite backend

io.github.RPGMais/mcp-n8n

The most complete MCP server for n8n — 43 tools for workflows, data tables, and more.

io.github.x402-index/x402search-mcp

Search 13,000+ x402-enabled APIs from your AI agent. Powered by x402search.xyz

io.github.blocklens/blocklens-mcp-server

Bitcoin on-chain analytics — 109 metrics: MVRV, SOPR, NUPL, HODL Waves, CDD, cycles & more

io.github.joansongjr/clawaimail

Email infrastructure for AI agents. Create inboxes, send/receive email, and search messages.

io.github.reagost/nerve-rpc

MCP server for Nerve blockchain JSON-RPC & REST API for AI Agents

io.github.shackleai/memory

Persistent memory for AI coding tools. 11 tools for any MCP-compatible AI tool.

io.github.drQedwards/pmll-memory-mcp

PMLL Memory MCP — persistent KV context memory and Q-promise deduplication.

io.github.hardware-mcp/arduino-mcp-server

Arduino MCP server for CLI setup, board detection, compile/upload, serial monitoring, and pin refs.

io.github.bockenstette1/seedflip

100+ curated design systems for AI coding agents. Design taste, not guesswork.

io.github.ChrBoebel/optical-context-mcp

Compress OCR-heavy PDFs into dense packed images so agents can work with long visual documents.

io.github.DownAtTheBottomOfTheMoleHole/megalinter

MCP server for running Ox Security MegaLinter via mega-linter-runner

io.github.domdomegg/airtable-mcp-server

Read and write access to Airtable database schemas, tables, and records.

io.github.domdomegg/starling-bank-mcp

Allow AI systems to view and control your Starling Bank account via MCP.

io.github.domdomegg/filesystem-mcp

Read, create, and edit files.

io.github.domdomegg/google-documents-mcp

Allow AI systems to read and edit Google Docs.

io.github.domdomegg/barcode-scanner-mcp

Scan and generate barcodes and QR codes.

io.github.es617/serial-mcp-server

Let AI agents interact with serial devices — list ports, connect, send, and read.

io.github.PaulieB14/graph-polymarket-mcp

Query Polymarket prediction markets via The Graph — 20 tools, 8 subgraphs

io.github.tponscr-debug/oracle-h

Human approval gate for AI agents. Critical actions approved or rejected by a human via Telegram.