MCP Server Directory

similarity-search-api-sdk io.github.nexus-mcp-infra/similarity-search-api-sdk

Stateless NMI + cosine fusion with entropy-driven alpha calibration

Local-first MCP server: version-correct library docs, code map, and offline drift for your repo.

NVIDIA NemoClaw CKG io.github.Yarmoluk/ckg-nvidia-nemoclaw

NVIDIA NemoClaw knowledge graph — 55 nodes, F1 0.576 (+269% vs RAG), 11x fewer tokens. MCP-native.

Session-bound Docker workflow server through Codex. State is discarded with the container.

Brazilian marketplace search (ML, Shopee, AliExpress) + free import-tax calculator (x402)

Norynta Prediction Markets io.github.norynta/prediction-markets

Discover Norynta markets and use caller-signed trading through a protected MCP.

Scientific due diligence on a claim, sealed in a verifiable attestation. Free screen, gated dossier.

MCP server for Yandex.Metrica Stat API (read-only).

MCP server: seal & sign ISO 20022 readiness evidence into tamper-evident audit packs.

MCP GSC AI Agent Carrier Class Fleet io.github.greencore-solutions/gsc-fleet-mcp

BPC Sustainable Carrier Agents - Low Token Zero Inference

Bug Bounty Intelligence io.github.holistis/bug-bounty-intelligence-mcp

AI security scanner for Solidity + free CC0 dataset of Sherlock audit-competition acceptance rates.

Standing review layer for coding agents: Claude, GPT and Gemini debate, return consensus + dissent.

Live service outage data from 100+ status pages. Ask your AI if Cloudflare is down.

Eterna MCP io.github.EternaHybridExchange/eterna-mcp

No-KYC managed MCP for AI agents: sandboxed TypeScript trading SDK, isolated sub-accounts, futures.

Post a project brief & publish cases on GPTaria from Claude Code, Cursor or Windsurf.

Autonomous QA for iOS + web — agents get a deterministic ship/no-ship verdict, no test code

Returns only the unit tests affected by your current Kotlin/Android code changes.

Supervise a local dev stack — databases, brokers and services declared in an Alphasfile — over MCP.

Landed io.github.landedjobs/landed

Search AI-native jobs, inspect application forms, and fetch free interview-prep resources.

Safety checks an agent runs before it acts: package malware, destructive command, secret leak.

Thisispaper io.github.zaxarovcom/thisispaper

Search 2,500+ curated architecture, design, photography and art projects. Free tier, no signup.

Self-correcting agent memory + MCP server: recall, supersede/revert/review corrections, erasure.

Robinhood Crypto Trading API for AI agents: quotes, holdings, orders read-only; opt-in trading.

leadership-agent io.github.drjoergkrauter/leadership-agent

MCP-Server zum Buch 'Zukunft führen' (Dr. Jörg Krauter): BANI & Leadership-Impulse.