MCP servers for Claude Code

Validate Bitcoin addresses offline with real base58check and bech32/bech32m checksums

Static preflight safety gate for MCP servers — scan configs before you run them. Never executes.

Cat facts and breed data from catfact.ninja: a random fact, paging and every breed

MCP server for Polish property prices from notarial deeds, not listings - 8M+ transactions from the RCN registry

Polish real-estate deed prices and parcel checks: zoning plan, utilities, flood risk

Verifiable, portable AI memory. Optional vault: encrypted on your machine, 12 words only you hold.

Publication-quality chemical structure and reaction rendering for AI agents.

Chrome breakpoint debugging MCP server for inspecting runtime values and stepping through code

Explore the Claude Code CLI source — browse tools, commands, search code, and more.

Structured interviewer for Claude Code — probing questions, decision tracking, evolving checkpoints.

Clauselane: the monthly US search demand across the tools this product ships, read from monthly...

Spawn multiple specialized Codex agents as MCP servers, each independently configured.

Search CuddlyNest hotels and read rooms, prices, availability and cancellation policies

Natal charts cross-verified three ways. Refuses to answer rather than guess.

Model Context Protocol server for the DEPEG protocol — exposes swap, stake, claim, unstake, buy_booster, launch pool, and read-only

MCP server for simulating dice rolls

MCP server for the Hevy fitness API — spec-generated schemas, dry-run-safe writes, easy setup.

Ask a Downtrace project what changed in a Node.js backend in production, and why.

22 pay-per-call x402 tools for agents: scam checks, payment pre-flight, approvals, data. USDC/Base

EIA MCP — US Energy Information Administration API v2

EMSC (European-Mediterranean Seismological Centre) MCP — wraps the seismicportal.eu FDSN event web…