io.github.cyanheads/attack-surface-mcp-server

Passive external attack-surface mapping: CT subdomains, DNS, TLS, HTTP posture, RDAP/WHOIS, Shodan.

io.github.dinggi5/kura

Local Ethereum wallet for AI agents - balances, history, x402 payments on Base. Keys stay local.

io.github.YakupEmreYerli/mcp-firefly-iii

Security-first, self-hosted MCP server for Firefly III — 152 operations behind 5 scoped tools.

io.github.atef-ataya/depwire

Dependency graph + 24 MCP tools. Impact analysis, simulation, security, agent coordination

io.github.cyanheads/uspto-mcp-server

Search USPTO patent applications, PTAB trial proceedings, and petition decisions.

io.github.cyanheads/nominatim-mcp-server

Geocode, reverse geocode, and run Overpass spatial queries on OpenStreetMap data.

io.github.cyanheads/gbif-mcp-server

Search GBIF species taxonomy, occurrence records, datasets, and publishers.

io.github.cyanheads/fred-mcp-server

Search and fetch ~800K Federal Reserve economic time-series from the FRED API via MCP.

io.github.cyanheads/eia-mcp-server

Browse and query the EIA API v2 — electricity, petroleum, natural gas, coal, forecasts via MCP.

io.github.cyanheads/bls-mcp-server

Fetch US Bureau of Labor Statistics data — CPI, unemployment, wages, JOLTS, and more via MCP.

io.github.jyswee/a2a-trustgate

A2A TrustGate: 4-gate firewall that screens every AI-agent action before it runs. 50 tools.

io.github.Anselmoo/repo-release-tools

Config-driven branch and release helpers for Git repositories

io.github.apurv101/memory-vault

Portable AI memory shared across models and harnesses - plain markdown you own.

com.mcpemails/emails

Read, search, send, organize, draft and schedule email across your inboxes from any MCP client.

io.github.slshults/gpra-chord-charts

Look up a guitar chord by name and get a text chord diagram. 12,708 standard-tuning names.

io.github.katekruger/segment-mcp

Read-first MCP server for Twilio Segment: routing, stale sources, delivery health, governance.

com.focusgts/aep

Full-CRUD server for AEP, Journey Optimizer and CJA. 61 tools from one OAuth credential.

io.github.ByWaleed/onyx-mcp

Secure MCP access to Onyx search, chat, projects, and administration.

io.github.franklinnolasco7/quickshell-mcp

Source-grounded Quickshell, QML, and Qt documentation, examples, and real-world implementations.

io.github.vdmeu/registrum-mcp

UK company data: profiles, iXBRL financials, directors, PSC chains, ECCTA. Hosted, no key.

app.llmaudit/llmaudit

Measure whether AI assistants actually recommend a brand, from measured answers.

com.askedthrice/askedthrice

Measure whether AI assistants actually recommend a brand, from measured answers.

io.github.vishalsachdev/canvas-mcp

Canvas LMS integration for students and educators with optional privacy controls

io.github.ubaranzorlu/fonzip

Dernek ve vakiflar icin Fonzip API v2 MCP sunucusu: bagis, uye, aidat ve etkinlik verileri.