MCP Servers 16,626

Cryptotaxedge

io.github.sturs49/cryptotaxedge

C✓Verified

US tax classification for on-chain transactions: category, treatment, confidence, review flags.

Crystallography

io.github.pipeworx-io/crystallography

B✓Verified

Crystallography Open Database (COD) MCP.

mathjs

io.github.pipeworx-io/mathjs

B✓Verified

Math.js MCP — wraps the mathjs.org API (free, no auth)

Country Calling Codes

io.github.Kajdep/countrycallingcodesmcp

B✓Verified

Calling codes, phone analysis, dialing guidance, batch normalization and calling windows.

Intact

io.github.pipeworx-io/intact

B✓Verified

IntAct (EBI) molecular-interaction database MCP.

Free receptionist tools: phone scripts, IVR menus (EN+ES), ElevenLabs prompts, missed-call math

Corebee AI Customer Support

io.github.jonny-1812/corebee

B✓Verified

Run AI customer support from your terminal: conversations, knowledge base, and chat widget.

Science Feeds

io.github.pipeworx-io/science-feeds

B✓Verified

Science Feeds MCP.

Validiert E-Rechnungen (ZUGFeRD/Factur-X, XRechnung) gegen EN 16931 mit Korrekturvorschlägen.

BetaFinds

io.github.pendurov/betafinds-mcp

B✓Verified

Publish and update your startup on BetaFinds from an AI agent — listings, changelog, releases.

Control Android TV from any AI.

Pipedrive

io.github.pipeworx-io/pipedrive

A✓Verified

Pipedrive MCP Pack — wraps the Pipedrive REST API v1

Read-only sample stays, booking constraints, and staged reservation actions for review.

Noaa

io.github.pipeworx-io/noaa

B✓Verified

NOAA Weather MCP — National Weather Service forecasts and alerts

Dockerfile Audit

io.github.UnbearableDev/dockerfile-audit

C✓Verified

Hadolint-grade Dockerfile audit — 19 checks: secrets, privileges, supply chain, hygiene.

Hackertarget

io.github.pipeworx-io/hackertarget

C✓Verified

HackerTarget MCP.

Consent-scoped vault access and free verification of family-issued learning records.

Engineering calculation MCP server for oil and gas engineering applications.

Sovereign Engine

io.github.invertedhoologan/sovereign-engine

B✓Verified

15 paid AI agent primitives via x402 (USDC on Base).

Esheria Regulatory Intelligence

io.github.esherialabs/esheria

B✓Verified

Citation-backed regulatory intelligence tools for explicit multi-jurisdiction packs

Istat It

io.github.pipeworx-io/istat-it

B✓Verified

ISTAT (Istituto Nazionale di Statistica) MCP — Italy's national statistics

WhatsApp MCP by TimelinesAI

io.github.InitechSoftware/whatsapp-mcp-by-timelinesai

B✓Verified

Drive your real WhatsApp inbox from Claude — send, reply, label, assign, and triage via TimelinesAI.

Streamline your workflow with Felix.

Json

io.github.pipeworx-io/json

C✓Verified

JSON tools MCP.