MCP Server Directory

Mempool Space io.github.pipeworx-io/mempool-space

mempool.space MCP — Bitcoin block explorer + mempool/fee stats

MCP server for VK API with 180+ tools: users, wall, groups, friends, photos, messages.

Ophir protocol tools for AI agent discovery, negotiation, and settlement

Metabolights io.github.pipeworx-io/metabolights

MetaboLights MCP — EBI's metabolomics study repository.

Meteors io.github.pipeworx-io/meteors

Meteors MCP — NASA fireball, near-Earth asteroid, and close approach data

Meteostat io.github.pipeworx-io/meteostat

Meteostat MCP — historical weather from 11k+ stations (no auth)

MCP server for Google Gemini AI - text, image, video, research, and more

Secure read-only MCP server for Slack workspaces

Obriym CRM com.obriym-crm/mcp

Operate Obriym CRM from your AI assistant: leads, deals, orders, products, dashboard, reports.

nationalize io.github.pipeworx-io/nationalize

Nationalize MCP — nationality prediction from first name (nationalize.io, free, no auth)

Proximens Oracle io.github.cryptosun/proximens-oracle

1000+ Generative Engine Optimization (GEO) principles exposed via MCP for AI agents.

Nbp Pl io.github.pipeworx-io/nbp-pl

Narodowy Bank Polski (National Bank of Poland) Web API MCP. Keyless.

MCP server exposing the osu! API v2: player stats, scores, beatmap search, rankings.

Agentry — The Trust Layer for the Agent Economy io.github.cthulhutoo/agentry

Agent registry with Nostr identity, reputation, escrow, observability, and Lightning payments.

Color Palette Generator API io.github.Br0ski777/color-palette

Generate harmonious color palettes — complementary, analogous, triadic. x402 micropayment.

npm io.github.pipeworx-io/npm

npm MCP — wraps the npm Registry API (free, no auth)

Async MCP server for ArangoDB: 46 tools for graphs, queries, and multi-tenancy.

Hive Tax Observer io.github.srotzin/hive-mcp-tax-observer

Read-only tax event observation for agent-to-agent transaction streams

HiveBank io.github.srotzin/hivebank

USDC treasury vaults, streaming payments, and DeFi yield for AI agents

Hive Vault io.github.srotzin/hive-mcp-vault

A2A ZK wallet recovery — guardian swarm, no seed phrase, HiveLaw enforcement

Obis io.github.pipeworx-io/obis

OBIS (Ocean Biodiversity Information System) MCP.

Open Corporates io.github.pipeworx-io/open-corporates

OpenCorporates MCP — Global company registry data (free, no auth, rate limited)

Hive Openclaw Bridge io.github.srotzin/hive-mcp-openclaw-bridge

Reference integration with @kinthaiofficial OpenClaw 3-layer payment governance

Identity infrastructure for AI agents. Evolving persona, session continuity, self-tuning retrieval.