Model Context Protocol servers that extend AI capabilities
o-stepper
rulvar first-class provider adapter over @anthropic-ai/sdk.
Aleksandr
MCP server for sending SMS via SMSPM — use Claude Desktop to send SMS messages
Freecase
MCP connector for searching the Freecase legal corpus (case law + statutes) from AI agents.
Chris Betz
Read-only Medplum FHIR tools for MCP clients.
coyaSONG
Citation-ready YouTube transcripts, comments, and channel intelligence for AI agents over MCP
Maisha contributors
Agent harness for MISRA C, BARR-C and CERT C compliance: persistent memory, engineered fix loops, and an MCP server usable from any agentic IDE.
...moreBitcoin Benji
MCP server for Bitcoin Benji API — dual-rail paid tools (Lightning L402 sats + x402 USDC on Base with autopay). Sovereign on-prem AI + mempool intelligence.
...moredatasieve
MCP server for DataSieve — buy on-chain watches and dead-man switches for your agent over x402. No account; your wallet key stays on your machine.
...moredougwithseismic
A distributable [Model Context Protocol](https://modelcontextprotocol.io) server for [Hogsend](https://hogsend.com). It exposes an agent-facing surface over your Hogsend instance's admin API:
...moreAIGP-Light MCP Adapter — local detect & respond for MCP tool invocations
dadafros
DePix App MCP server — agent-facing interface for the DePix App payment gateway. Pure client of the public DePix API (api.depixapp.com): receive Pix payments (checkouts/products) and read transaction status. Non-custodial, holds zero critical credentials.
...morecanta2899
Live, Google-Docs-style review UI for giving an Agent granular feedback on a markdown document.
pbrosen
Model Context Protocol server for HarkenAI — gives Claude / Cursor / Claude Desktop direct access to your sessions, transcripts, and contacts via the HarkenAI Developer API.
...moreFinAI Research Workflow Maintainers
经济金融领域 AI 学术研究工作流 — 论文写作（JF/JFE/RFS/经济研究/金融研究）与金融研报生成。集成 MCP 数据获取、因果推断（DID/IV/PSM/GMM）、LaTeX 排版和对抗性 review 循环。
Roee Tsur
Is your remote MCP server ready for the MCP 2026-07-28 spec release? Zero-install black-box readiness probe.
nwlindner
Shared runtime contract + generic host tools for codex-app-server agents. Codex/exe.dev only — never the Claude API.
sammyo
MCP server for invoice-harness: operate your self-hosted invoicing tool from Claude and other AI assistants.
DgVerse
HelixID middleware for Model Context Protocol (MCP) servers — inbound VP verification with scope enforcement and outbound VP attachment for agent-to-tool calls.
...moreAmirhossein Daraei
Keyless MCP access to official Luxembourg public data
crustapi
MCP server for CrustAPI — let AI agents pull live Google data (Search, Maps, News, Shopping, Images, Videos, Reviews, Scholar, Patents, Autocomplete, and web-page scrapes).
...moreShinsuke Kagawa
Zero-dependency local translation engine via Transformers.js NLLB model — translate text across 200+ languages, CPU-only, no cloud APIs, everything stays on your machine.
...more