Search: c
Search MCP servers and agent skills by name, description, category or topic — 4,153 results.
atomno-labs/mcp-cbr-rates
Central Bank of Russia (ЦБ РФ) data — currency exchange rates (daily and historical), key interest rate, inflation, and aggregated macro statistics. Five typed tools backed by an in-memory TTL cache. No API key required.
atomno-labs/mcp-egrul
Russian state registries EGRUL (legal entities) and EGRIP (individual entrepreneurs), built on official Federal Tax Service open-data dumps. Self-hosted via local SQLite, no API key required.
clicks-protocol/mcp-server
Autonomous USDC yield for AI agents on Base. 9 tools: register agents, split payments 80/20 (liquid/yield), withdraw anytime, simulate splits, check APY, and track on-chain referrals. Non-custodial, no lockup, MIT licensed. `npx @clicks-protocol/mcp-server`
cahthuranag/mcp-server
AllRatesToday currency exchange rates: real-time mid-market rates for 160+ currencies (Reuters/Refinitiv), historical data (1d/7d/30d/1y), currency list, and multi-target lookups. Free tier, no key needed for the simple-rate endpoint. Install: `npx @allratestoday/mcp-server`.
CoinRithm/coinrithm-agent-trading
Paper-trade crypto spot, futures & prediction markets on CoinRithm with a user-minted API key (simulated funds, 21 tools, public Agent Arena).
dolphinquant/echolon
LLM-agent-native backtest framework for SHFE daily futures research. 23 MCP tools (strategy validation, scaffolding, indicator catalog, error-code lookup), 22 in-package skills, 32 catalogued error codes, working strategy templates. `pip install echolon` then `claude mcp add -s user echolon -- echolon-mcp`.
nikicat/mcp-wallet-signer
Non-custodial EVM wallet MCP — routes transactions to browser wallets (MetaMask, etc.) for signing. Private keys never leave the browser; every action requires explicit user approval via EIP-6963.
partymola/monzo-mcp
Read-only MCP server for the Monzo banking API (UK). OAuth with auto-refresh, local SQLite transaction cache, full-text search, and spending analysis with category breakdowns.
PostOakLabs/ainumbers-mcp-apps
420+ deterministic fintech tools — agentic payments (AP2, x402, Visa TAP, A2A), AML/KYC risk rating, BaaS provider comparison, and MCP dev tooling (tool-definition linter, server.json validator, OAuth auditor, readiness scorecard) — with 15 flagship tools rendered as interactive MCP Apps widgets. Remote streamable HTTP, read-only, no auth, zero PII.
chaoz23/srdcheck
Deterministic D&D 5e (SRD 5.2.1) rules verdicts for agents: cited legality checks for whole turns, legal-action enumeration, advantage math, and hash-stamped game-state lineage. Refuses what the rules don't decide (exit 2), quotes the rule text on every verdict, zero dependencies.
dmang-dev/mcp-retroarch
Drive any libretro core through [RetroArch](https://www.retroarch.com/)'s Network Control Interface (UDP): read/write memory, save/load state, screenshot, pause/frame-advance/reset, on-screen messages. Verified against NES, SNES, Genesis, N64, GBA, and PS1 cores.
io.github.PhilipAD/health-export-mcp
Query 190 Apple Health metrics from any MCP agent — zero-dependency, read-only, local-first.
a2cr/a2cr
MCP server for AI-agent handoffs. Saves client-encrypted WorkBaton checkpoints and WorkStash notes so Codex, Claude Code, Roo Code, and other MCP clients can resume work without passing full chat history.
cachly-dev/cachly-mcp
Persistent AI memory brain for Claude Code, Cursor, Copilot, Windsurf, Cline & Zed. `session_start()` briefs your AI on last session, lessons, and open tasks in one call. 84 tools — Team Brain, semantic BM25+ search, Team Telepathy, Ambient Git Learning, Memory Crystals, Analytics, and managed Valkey/Redis. `npx @cachly-dev/init` — free tier, no credit card. [Website](https://cachly.dev)
alfredoizdev/contextforge-mcp
Persistent memory for Claude Code, Cursor, and GitHub Copilot via MCP. Semantic search, Git commit/PR sync, project-based organization, team collaboration. Free tier available. `npx contextforge-mcp`
MakeaMouse/fish-bridge-mcp
Compresses AI chat sessions into a typed knowledge graph (~300–800 tokens). Works file-based in Copilot, Claude Code, Cursor, and Gemini CLI without MCP server mode. Supports local/offline extraction via Ollama — no API key required.
atomno-labs/mcp-sudact
Russian court practice (Sudact): case search by article, court, instance and dates; full decision text.
askads/mcp-vk-ads
VK Ads (VK Реклама) API — manage ad plans, ad groups, banners, and pull statistics. Read + write.
competlab/competlab-mcp-server
Competitive intelligence platform with 24 tools. Monitor competitor pricing, content, positioning, tech stacks, and AI visibility — track how ChatGPT, Claude, and Gemini rank your brand.
pghdma/callrail-mcp
CallRail REST API v3 integration with 49 tools for call tracking, form submissions, transcripts, full CRUD on tags/trackers/companies/users, plus agency-specific aggregation tools (`usage_summary` for per-client cost attribution, `compare_periods` for MoM deltas, `bulk_update_calls` with dry-run, `spam_detector`, `call_eligibility_check` for Google Ads conversion debugging). Built by an actual Cal
arnavranjan005/mcp-telemetry
Socket.IO-style telemetry for MCP servers. Instrument a tool call with a few lines of `mcp-telemetry-sdk`, and `telemetry_subscribe` streams its live progress (steps, logs, cost, done) to any connected MCP client via `notifications/progress` — no polling, and a job started in one session can be watched from a completely different one.
clamp-sh/mcp
AI-native web analytics. Query pageviews, top pages, referrers, countries, devices, and custom events. Create conversion funnels and alerts.
GeiserX/duplicacy-mcp
Go-based MCP server for Duplicacy backup monitoring. Query backup job status and Prometheus metrics from a Duplicacy exporter. Docker image available.
ShekharBhardwaj/AgenticLedger
Agents query their own ledger: sessions, costs, loop runs, and stuck-loop flags captured by the Agentic Ledger transparent-proxy flight recorder (local-first, MIT). Install: `pip install agentic-ledger`.
us-all/datadog-mcp-server
Datadog observability — 168 tools across metrics, monitors, logs, APM, RUM, incidents, status pages, fleet automation, workflows. 4 workflow Prompts and `incident-triage-snapshot` aggregation that fans out to 4 fetches in one call.
musharna/data-aggregator-mcp
Search and fetch research datasets across Zenodo, DataCite (Dryad/Figshare/Dataverse/OSF), NCBI omics (GEO/SRA/BioProject), and literature (PubMed/OpenAIRE) behind one normalized model — DOI deduplication, NCBI-Taxonomy synonym expansion, paper→data linking, and checksum-verified download. `uvx data-aggregator-mcp`.
paulieb89/govuk-mcp
Search GOV.UK content, retrieve full government pages, look up organisations, and resolve UK postcodes to local authorities. 5 read-only tools, no API keys required.
RoscoNL/intodns-mcp-server
Free DNS and email security scanner for AI assistants. DNS, SPF, DKIM, DMARC, DNSSEC, MTA-STS, BIMI, TLS/STARTTLS, FCrDNS, CAA, TLSA/DANE, blacklist and full-deliverability checks, plus security-header/CSP analysis and bookmarkable report snapshots, via the IntoDNS.ai API. No signup or API key. `npx intodns-mcp`
beeswaxpat/chronoverify-mcp
Verify a photo's capture time and provenance before an agent trusts it: cryptographic C2PA Content Credentials validation against the official trust lists, EXIF and XMP consistency checks, and classical pixel forensics fused into one typed verdict with a 0 to 100 confidence. Free keyless tier, opt-in shareable verdict permalinks, and key-gated signed PDF audit reports. Provenance validation, not a
airblackbox/air-blackbox-mcp
EU AI Act compliance scanner for Python AI agents. Scans, analyzes, and remediates LangChain/CrewAI/AutoGen/OpenAI code across 6 articles with 10 tools including prompt injection detection, risk classification, and trust layer integration. The only MCP compliance server that generates fix code, not just findings.
Declade/lucairn-sdks
Privacy-preserving AI gateway. Sanitises PII (German + English; Microsoft Presidio + custom recognisers) before prompts reach Anthropic / OpenAI / your LLM, then emits a signed cryptographic certificate per call (Ed25519 + RFC 3161 timestamp + Sigstore Rekor anchoring). EU GDPR + AI Act ready. Free tier 500 calls/month, BYOK. Install: `npx -y @lucairn/mcp-server`. Docs: https://lucairn.eu/develope
calllint/calllint
Pre-flight security linter for MCP servers, agent tools, and skills. Scans a config *before* it runs — offline, deterministic, evidence-backed — and returns SAFE / REVIEW / BLOCK / UNKNOWN verdicts without executing the server it judges. CLI (`npx calllint scan`), MCP server (`npx calllint-mcp`), SARIF + CI gate. UNKNOWN is never SAFE.
posteverywhere/mcp
Hosted MCP server to schedule and publish across 11 social platforms (Instagram, LinkedIn, TikTok, X, YouTube, Facebook, Threads, Pinterest, Bluesky, Discord, Telegram). 32 tools covering posts, campaigns, bulk operations, media, analytics, webhooks, and AI captions. Connect with one URL, or run locally via `npx -y @posteverywhere/mcp`.
astroway/astroway-mcp
Comprehensive astrology MCP exposing every endpoint of the AstroWay Calculation API — natal charts, synastry, transits, Vedic dashas (Vimshottari, Yogini, Ashtottari, Kalachakra), 16 Vargas, Tarot (Rider-Waite-Smith / Marseille / Lenormand), Numerology (5 systems), Human Design, AI horoscopes. Sub-arcsecond Swiss Ephemeris precision, 10 000 free credits/month. Install: `npx @astroway/mcp`.
nikolay-e/diffctx
Selects the minimum code context an LLM needs to understand a git diff: graph-based fragment selection under a token budget, deterministic, 30+ languages. Published on PyPI and in the MCP Registry.
wisflux/docmost-local-mcp
MCP server for self-hosted [Docmost](https://docmost.com/) (an open-source Notion/Confluence alternative). Read and write spaces, pages, comments, and members from Claude, Cursor, or VS Code. Works on the free Community Edition. `npx -y @wisflux/docmost-local-mcp`
ellmos-ai/n8n-manager-mcp
MCP server for managing n8n workflows through AI assistants, including workflow CRUD, synchronization, inspection, and execution support.
tempguru-co/tempguru-mcp
W-2 event staffing for AI agents across 300+ US and Canadian markets. Brand ambassadors, registration, hospitality, setup/breakdown, ushers. Read-only data lookups for coverage, rates, lead-time guidance, and state compliance, plus an opt-in request_quote submission. No auth required. MCP server at `https://mcp.tempguru.co/mcp` and skills at [`tempguru-co/tempguru-agent-skills`](https://github.com
ReplenishRadar/MCP
Multi-channel inventory intelligence for Shopify and Amazon sellers. 28 tools for stockout risk, demand forecasts, purchase order lifecycle, and sales analytics. Human-in-the-loop: all write operations create drafts only.
wundervault/wundervault-mcp
Zero-knowledge secret vault for AI agents: use API keys, passwords, and SSH keys to run real commands (exec/rsync) with the secret injected into a single command — never returned to the model or shown in chat. Client-side AES-256-GCM, per-agent scoping, append-only audit log.
memebo-at/memeboat-mcp
Create real, shareable memes from 25,000+ templates on [memebo.at](https://memebo.at). Search the catalog, caption a template, get a live meme URL back. Free, anonymous, no API key. Remote server at `https://memebo.at/mcp` or `npx -y memeboat-mcp`.
sendchamp/ai
Official Sendchamp docs MCP server for AI coding agents. Read-only search and retrieval over SMS, OTP verification, and Africa-specific routing documentation. Endpoint: `https://mcp.sendchamp.com/docs`. Pair with Agent Skills via `npx skills add sendchamp/ai`.
bodyegypt/lobbyvoices-mcp
Official remote MCP server for [Lobby](https://lobbyvoices.com/developers), an AI receptionist for small businesses. Seven free no-auth tools: write business phone scripts and IVR menus (English + Mexican Spanish), generate ElevenLabs agent system prompts, calculate missed-call cost, get a hire-a-receptionist verdict, role-play a call against the live receptionist engine, and get a real demo numbe
chrassy/klanex-mcp
Reliable async execution for agent tool calls: schema-gate hallucinated payloads before they run, absorb rate limits and outages with retries/backoff/circuit breakers, idempotency keys, human approval gates, encrypted credentials, replay, and signed-webhook results. Errors come back with an `llm_hint` the agent can self-correct from. Hosted remote (`api.klanexai.com/mcp`, free sandbox) or `npx -y
Regan-Milne/obsideo-mcp
Encrypted S3-compatible object storage with continuous cryptographic possession proofs. In-conversation signup (12 GB free), put/get/ls/rm/usage, optional client-side encryption; credentials stay on your machine.
SynderAccounting/gl-importer-plugin
Import CSV/XLSX accounting data into QuickBooks Online or Xero via the [Synder Importer API](https://importer.synder.com). 19 tools covering imports, field mapping rules, post-import rules, and entity discovery. Install with `npx -y @cloudbusiness/gl-importer-mcp`.
vibecodebeast/swath-mcp
Radar-verified hail/wind storm detection and affected-property intelligence for the continental US — NOAA MRMS swath detection, per-address storm history, area monitors with webhook + email alerts, emailed reports, and swath maps. Hosted Streamable HTTP endpoint at `https://swathapi.com/mcp` (9 tools, free tier).
AIOProductOS/claude-plugin
Product management over a shared product spine: link customer feedback and insights to features, tasks, sprints, releases and objectives; weekly signal memo; roadmap-drift detection; customer 360, funnel, path, retention, NPS and NRR analytics; artifact versioning and identity resolution. 38 tools, hosted remote server with OAuth 2.1 (DCR + PKCE).