Open Source MCP Servers

CloudBase MCP: DB, functions, storage, hosting via @cloudbase/cloudbase-mcp

Design intelligence for coding agents: audits, design systems, and a taste profile agents consult.

Stacktree: publish agent-made HTML to a private, gated URL, filed under a client space.

Search, document and execute authenticated API calls across 500+ apps via one MCP server

Read-only MCP server for the OrchestKit docs: full-text search + Markdown fetch. No auth.

Manage Subscribers, Broadcasts, Sequences, Automations, and reporting in Mailrith.

Go MCP server for GitLab: 2 dynamic tools reach 1000+ REST/GraphQL actions. Free/CE, no paid tier.

All public upAPI operations as MCP tools: web scraping, search, screenshots, PDF, OCR and more.

AI job search for Claude, ChatGPT, Cursor. 170K+ jobs, 3,800+ companies. OAuth or stdio.

Manage products, EU Digital Product Passports, operator parties, and GS1 EPCIS supply-chain events.

Adaptive plan/build/review cycles for AI coding assistants, persisted across sessions.

Codebase knowledge graph — architectural awareness for AI coding agents via MCP

Persistent memory and virtual filesystem MCP server for AI agents.

Official MCP server for Qase — manage test cases, runs, suites, defects via AI tools.

MCP server for Midjourney AI image generation and editing

Reads your own Garmin mirror: readiness, training load, muscle freshness, and read-only SQL.

Deploy a multi-user web app from your agent: hosting, auth, database, and permissions.

Read-only access to the Islam West Africa Collection via Hugging Face datasets.

Scan any URL for AI agent readability — Vercel Spec, llmstxt.org, and agent-protocol manifests.

AI lead discovery, qualification, and outreach prep on your Leadbay account.

Audit a site's structured data and llms.txt, match a trade to a template, and quote real prices.

MCP server teaching AI agents to implement TideCloak: auth, E2EE, IGA, security analysis

Operate your Sapiens Sintéticos AI studio: generate image, article, voice, music and video.

Do things on live websites: prices, availability, quotes, bookings, anything behind a form or login.

Convert PDF bank statements to checked Excel, CSV or JSON with balance validation.

Look up independent trust ratings and security, maintenance, and adoption evidence for MCP servers.

Hosted memory for AI agents that learns and forgets — one key across Claude, Cursor & ChatGPT.

GTA doctor, specialist, clinic, language, availability, and freshness data through REST and MCP.

Live odds, cross-book +EV and graded player-prop results across 21 books. Hosted endpoint included.

Parse, extract, split, and ask over digital PDFs (text layer, no OCR) from Cursor and Claude.

Stdio + HTTP MCP gateway: SSRF-hardened web_fetch, web_search, metis_verify, market_search.

AI inference via MCP — pay per request with Solana USDC through x402. No API keys.

Bug translation for vibe coders: plain-English diagnosis + paste-ready fix in your AI coding agent

Capture receipts, scan Gmail, analyze spending, and create reviewed reports from AI assistants.

Run affset from chat: stats, campaigns, zones, payouts, targeting, and team.

Electronic component sourcing, BOM management, and PCB design workflows.

Validate VAST, VMAP, and DAAST ad tags against IAB specs. 228 rules, pure Rust core.

Read-only breach intel, full history 2007-today: reports THAT an org was breached, never the data.

US funding-stress warning with construction-PIT evidence limits and explicit eligibility flags.

Score any URL against a real design contract — 40 checks, A-F grade, token + motion validation.

One command to validate, transform, and deduplicate — chain GoldenCheck + Flow + Match.

Standardize, reshape, and normalize messy data — CSV, Excel, Parquet, S3, databases.

Auto-discover validation rules from data — scan, profile, health-score. No rules to write.

Map messy columns to a known schema — 7 scorers, domain dictionaries, F1 0.84. Zero config.

Find duplicate records in 30 seconds. Zero-config entity resolution, 97.2% F1 out of the box.

D365 F&O: 90 AI tools over 200K+ indexed objects, 25M+ cross-references, 392K+ labels.

Deterministic, fully editable PowerPoint from typed slide intents. 200+ layouts, brand templates.

Options analytics for AI assistants: chains, IV rank, VRP, Greeks, GEX, expected moves, screeners.

Deploy static websites from AI agents. Free at mcp.shipstatic.com — no install, no signup.

Plain-English shipment input for freight & logistics: containers your cargo fits, 3D load plan.

Git-native content governance for AI agents — 24 deterministic MCP tools over stdio and HTTP.

Signup sessions, browser continuity, email, SMS, and OTP/TOTP infrastructure for AI agents.

An MCP memory server. One memory your agents share — across models, devices and apps.

Search recorded crypto and TradFi microstructure through deterministic, reproducible agent tools.

AI ad studio: ad research, image + video ads, publishing, campaigns. Each usable alone. 427 tools.

Read-only Animica chain data, free AI inference, verifiable quantum randomness, and mining stats.

Plan W-2 event staffing from 345 catalog entries; a coordinator confirms each order.

Drive your real, logged-in Chrome from any MCP client — even from a remote machine, no inbound port.

Create, update, and publish changelog entries on your Patchlog changelog from any MCP client.

Web research for agents: quality-scored Google search, webpage extraction, and deep research.

Nextcloud MCP server — files, calendar, contacts, mail, maps, notes, tasks & 120+ more tools

FineData web scraping MCP — JavaScript rendering, captcha solving, markdown for AI agents

日本語ヘッドレスCMS。記事の作成・更新・予約公開・画像取り込みをAIから実行できる。APIキーで接続、npm不要。Astro/Next.js等へ配信APIで届く。

Deterministic DOCX/PPTX/XLSX/PDF parser: track changes, comments, headers, footers, merged cells.

Search public open-source code, documentation, metadata, vulnerabilities, changelogs, and examples.

Verified dev-error fixes sold per-lookup to AI agents on-chain. Free search; 3 free samples.

Fetch transcripts, subtitles, chapters, metadata and frames from YouTube and 10+ video platforms

Monitor taken usernames and get alerted when they drop, plus handle, domain, and trademark checks.

Source-grounded research for Egyptian public affairs

Statistics from 28 agencies: FRED, Eurostat, ECB, World Bank, OECD. Cited values, computed answers.

MCP marketplace: agents pay per call in USDC via x402. Plus Base chain data and a USDC<->bank ramp.

Catch up on Slack without reading it. Unreads, threads, search. Browser-session or hosted OAuth.

Shared, governed long-term memory for AI agents across tools and sessions via MCP and REST.

Search, label and export your LinkedIn saved posts, then draft, schedule and publish from them.

Your saved nanoodle workflow graphs as MCP tools — BYOK or pay per call in Nano (x402)

BaZi (Chinese Four Pillars) chart calculator. Structured chart data only, no predictions.

Structured failure knowledge for AI agents — dead ends, workarounds, error chains

Research tokenized real-world assets on Solana: issuer controls, supply, liquidity, premiums

Official parseAPI MCP. Place, IP, email, phone, weather, currency lookups.

Keyless prediction-market data across 12 venues plus paper-trading of crypto spot, futures, and PM.

GitHub signals for VC deal flow: trending startups, commit velocity, contributor growth, 20 sectors.

AI governance MCP server: trust scoring, guardrails, bias/hallucination detection, compliance.

Does the US Commerce Country Chart require an export licence for an ECCN to a destination?

Gives AI agents a public IPv6 identity, hostname, port forwarding, web fetch, team mesh. Free tier.

Create Smart Links, check music campaign readiness, and view analytics for artists and labels.

Search, extend, and act on your team's Naumu knowledge graph: notes, threads, and nodes.

Set up uptime monitoring from your editor: create checks, configure alerts, query uptime history.

Publish files and folders to the web instantly: permanent URLs, immutable versions, claim links.

Search the curated directory of MCP servers for AI filmmaking and plan a full production stack.

Agent-to-agent marketplace: AI agents list and buy data, services and compute. Signed receipts.

Turn HTML or Markdown into a clean, styled PDF and get a download link.

One MCP: hosted Pix receive + dated charges (22 tools), or local npx non-custodial wallet (49).

Track keyword rankings, research SEO opportunities, and manage bisibility projects with AI agents.

Search recordings, summarize meetings, create clips, and automate workflows from your AI assistant.

The Academy curriculum as an offline MCP library. Hosted course connector adds progress.

Web search, page extraction and structured commerce, social and business data for AI agents

DXF and PDF/X-4 for AI agents: structured facts, PNG renders, an interactive in-chat viewer.

Catch AI-fabricated citations (real DOI + fake title). Retraction, open-access, 10,000+ CSL styles.

Neutral freight reference + validation layer for AI agents: ADR, HS, UN/LOCODE, freight math

Compare 488 Korean universities on 17 official disclosure indicators (대학알리미). No API key.

MCP server for AI access to SmartBear tools, including BugSnag, Reflect, Swagger, PactFlow, QTM4J.

Is a chemical on California's Proposition 65 list, and does it need a warning?

Pre-action allow/deny for AI agents. 24 statutes, 13 jurisdictions: EU AI Act, GDPR, DPDP.

Read and build visual moodboards, shot lists and lookbooks from an AI assistant.

Catch a mistyped barcode, ISBN, VIN, NPI or LEI before a bad identifier corrupts a record.

APICK Korean data APIs: business registry, parcel tracking, OCR, conversion, search

500+ pay-per-call tools + skill packs. USDC + USDG on 12 chains, or free via proof-of-work.

HPSILab Quant finance MCP for US stocks, ETFs, options, Monte Carlo, backtesting, and risk analysis.

Run a Japan proxy-buying business from your AI: inventory, orders, buyers, shipping fee split.

Ask a codebase what calls what: search, blast radius, paths between symbols, and diffs.

MCP server for interacting with the Supabase platform

Task manager your agent can fully operate: boards, tasks, sprints, roles, worklogs, day planner.

Source-traced evidence research for AI agents. We organise the evidence; you decide.

Complete regulated intake work and retrieve cited case files without deciding the case.

Connect AI assistants to GitHub - manage repos, issues, PRs, and workflows through natural language.

Book and reschedule meetings, manage contacts, and set up meetergo's website assistant.

Software component catalog: search your org's services, docs, APIs, dependencies, and ownership.

Concentrated liquidity on Uniswap/Aerodrome (rebalance, compound, leverage) or single-sided lending.

The Brain Layer for AI Trading Agents — quant calls + cross-venue arb across perp venues via MCP.

Generate AI music via the Lacuna Music API from MCP clients like Claude Desktop & Code.

Shared, verifiable memory for AI agents and robots: signed tokens that resolve and verify offline.

Diagnoses, drugs & lab codes: ICD-11, SNOMED, LOINC, RxNorm, MeSH, ATC, CID-10. 37 tools, MIT.

Provision PostgreSQL, manage Apache Kafka, and deploy apps with Aiven - all from your AI assistant.

Federated search of books and papers, BibTeX/RIS citations, open-access retrieval and reading.

Generate optimized work shift schedules from staffing demand, availability and fairness rules.

Generate PDF reports from Re:port Flow templates via Claude and other AI agents.

MCP server for live, sourced Brazilian public data from the official IBGE APIs.

Create images and videos with OfflineCreator Studio through OAuth or the npm stdio server.

Search peer-reviewed papers and research methodology guidance from your AI agent.

Search @imqueue docs and scaffold typed services & clients from your AI coding agent.

Interactive video forms that capture authentic responses. Build engaging forms in minutes.

The official Svelte MCP server providing docs and autofixing tools for Svelte development

Security audits for WordPress plugins and themes — 62 verification layers, fix plans and SBOMs.

MCP server for Tomba email finder, verification, and contact enrichment API

Pre-flight check for AI coding agents: hallucinated packages + secrets, 6 ecosystems, no account.

Scans MCP servers for tool poisoning, prompt injection and supply chain risks.

Fillo MCP server — provision, scaffold, publish, and query forms from your coding agent.

Real-time financial news for AI agents: search by ticker and source, with sentiment and entities.

Training analytics over your Hevy log: e1RM, PRs, volume, consistency, bodyweight.

301 real-time data wires. Paid per call via x402, no API key, no free tier.

Independent MCP server for the TC39 specs (ECMA-262 + ECMA-402): clauses, search, diffs, history.

AIOProductOS: revenue, feedback, work and analytics on one customer record. 71 tools, 3 apps.

Third-party sandbox verdict on any artifact in one call, no account. Also an agent marketplace.

UK neighbourhood research from government open data: postcode reports, comparisons, 45 datasets.

AI-native settlement rail + intelligence oracle for autonomous agents. x402, Base mainnet, 81 tools.

Let your AI send invoices and take payment — card or ACH. Free.

Author rules from policy docs, then decide: a Rete engine gives the verdict, an LLM explains why.

Deterministic motion compiler + validator: reports WCAG 2.2.2 pause-path candidates, fail-closed.

Check a Base contract, transaction or web page before you act. Free pricing, paid per call in USDC.

Verified React chart generation: select, validate, repair, render, and inspect charts through MCP.

Agent-native web hosting — deploy sites, manage DNS, register domains, scale infrastructure

Token swaps and honeypot/rug checks for AI agents on 8 chains, paid per-call in USDC via x402.

No-KYC offshore hosting an AI agent runs end-to-end: no-email signup, crypto, domain, VPS, deploy.

Tailscale device, route, DNS, key, user, and ACL management over MCP and CLI.

Transform video, audio and images, and generate media from prompts. FFmpeg, captions, models.

Free Vedic astrology: panchang, kundali, transits, matching, doshas, eclipses, numerology

AI-controlled email ops for campaigns, contacts, segments, analytics, and sending.

Competitive intelligence - track what competitors ship each week. 8 tools, 3 prompt workflows.

Coding agents from Claude Code, Cursor and Codex claim jobs and lock files on one shared board.

Search a live index of millions of open jobs from employer career sites and 100+ ATS platforms.

Managed LinkedIn MCP server for AI agents: search, connect, message and enrich on accounts you own.

Free, no-account verification of KeyHalve-sealed documents. Read-only; never receives keys.

AI-powered media & entertainment intelligence — research, briefs, and market data.

Generate PWA icon sets and iOS splash screens from a text prompt or an existing image.

Read and filter your Google Business Profile reviews, get stats, and send review requests.

Polish real estate for AI: 8M+ deed transaction prices (RCN) + per-parcel context by cadastral ID

Educational MCP server with 17 math/stats tools, visualizations, and persistent workspace

Revenue-first analytics installed and verified by AI agents through Talivia

Australian economic data from the ABS, RBA, and APRA: CPI, GDP, cash rate, labour, and more.

Web search, news, page retrieval, sitemaps, and trending topics through Search1API.

Search job postings aggregated from companies' careers sites, plus each job's discussion thread.

Browser MCP for logged-in tasks. Uses your Chrome — credentials stay local. Zero-token replay.

Capture screenshots of webpages as images or PDFs with Screenshot Scout.

Read-only DERO blockchain MCP: 33 tools (12 composites) incl. TELA discovery + bundled docs.

Deterministic music theory for agents: analyze, voice, reharmonize, conduct — computed, not guessed

Cryptographic identity, delegation, governance, and commerce for AI agents. 150 tools.

The MCP server index that vets servers, not just lists them. Advisory screen before you install.

63 pay-per-call tools for agents: vision, text, data, web, blockchain. USDC on Base via x402.

Fragrance & perfume MCP: search fragrances, notes, accords, brands, perfumers, reviews & charts.

Give your AI agent a persistent map of your project's structure, dependencies, and bugs.

Talk to your live-events CRM (campaigns, analytics, paid ads, segments) in Claude and ChatGPT.

x402 pay-per-call infra for agents: $0.03 image generation, Postgres, auth, storage, functions.

Render, verify, describe, and safely edit Mermaid diagrams through MCP.

SEC filings, dilution, insider & institutional ownership, and political-trade data for AI agents.

Search newly registered, expired, aged, active, deleted and for-sale domains, plus WHOIS and DNS.

Connect, monitor, and control AI agents — tasks, approvals, schedules, and governance.

Manage Cosmic CMS content, media, object types, and AI generation from any MCP client.

AEC subcontractor vendor procurement plumbing layer. Preview - V3 launches 2027.

Insurance claims-side vendor procurement (IMEs, IA, surveillance). Preview - V2 launches Q3 2026.

Dispatch litigation work to legal-services vendors from any MCP-compatible AI workflow.

Agent integration with the Northwestern University Libraries Digital Collections API

Capture screenshots, detect visual regressions between page versions, and analyze with AI.

Search verified crystal bracelets and source beads, accessories, and raw materials.

Strategic memory agents can build, score and keep current: a living X-Matrix with review cadences.

Runtime AI governance: decision gates, human approval, hash-chained audit, compliance mapping.

Validate, schedule, publish, and analyze social content across 18 platforms with posterly.

Give an agent its own inbox: send, receive, and pull signup codes from real email.

MCP server exposing the Backtest360 engine API as tools for AI agents.

Salesforce AgentForce knowledge graph — 40 nodes, Einstein Trust Layer, 11x fewer tokens than RAG.

NVIDIA NemoClaw knowledge graph — 55 nodes, F1 0.576 (+269% vs RAG), 11x fewer tokens. MCP-native.

NVIDIA AI knowledge graphs — 20 domains. 4x F1, 11x fewer tokens, SHA-256 provenance. MCP-native.

Turn long videos into AI-curated short clips: caption, reframe, thumbnail, schedule, and publish.

Search 2,500+ curated architecture, design, photography and art projects. Free tier, no signup.

Deterministic axe-core accessibility scans (WCAG 2.1 AA, EN 301 549, PDF/UA) via your account.

Fill existing fillable, flat and scanned PDF forms from structured data; save reusable templates

Affiliate network reporting in your AI client. Bring your own keys. Most adapters experimental.

Create, read, edit, review, and explicitly publish Markdown Documents in mdedit.ai.

Cite the claim, not the paper: 5,033 assertions, each hash-verifiable against its source PDF

MCP server for Superserve sandboxes: create, exec, and manage Firecracker microVMs

Solana transaction diagnosis, simulation, token-risk evidence, and priority fees via x402 USDC.

Tailor resumes, generate cover letters, render CVs as PDF, and browse 22+ templates.

Give AI coding agents access to your Vynix visual feedback, bug reports, and AI diagnosis.

Evaluate, benchmark, and simulate AI agents on the VerifyAX agent-evaluation platform.

Check whether an LLM model id is deprecated, retiring, or retired, and what to migrate to.

Deterministic US financial planning: retirement Monte Carlo, Roth conversion, RMD, tax, IRMAA, SS

Let AI agents place real phone calls from your verified number, with transcripts and recordings.

Rent verified subdomains by the hour, day, or month. Free 24h trials, x402 USDC on Base.

Solana + EVM liquidity-pool scores: Enter/Hold/Exit verdicts and 0-100 Wealthville Score.

Multilingual semantic SVG icon search with previews for AI coding agents. 20,000+ icons.

60+ Meta Ads tools for AI agents: audits, campaign management, audiences and CAPI tracking.

AI agents compete for real USDC in skill contests on Solana mainnet (ART, STORY, JOKE, OMEGA)

Generate SEO-optimized Etsy listings — title, description, and 13 tags — from your AI assistant.

Decision-only prompt routing and firewall checks for local/cloud routing, PII and jailbreak risk.

AI Agent social network with 23 MCP tools for social, tasks, skills, and XC token economy.

Comment on AI-generated webpages; feedback flows back to your coding agent. Free, MIT, local-first.

Real, calibrated Dota 2, Deadlock & Marvel Rivals win predictions, tier lists & counters.

Read a URL as clean markdown, screenshot a website, url to PDF. Web access for agents, no signup.

Deterministic fitness calculators — TDEE, adaptive TDEE, body fat, 1RM, macros — with consensus.

Full-cycle SEO automation for AI agents: technical audits, SEO articles, machine-readable pricing.

Voice and chat for AI agents — Discord, Teams, Meet, Slack, Zoom, Telegram, WhatsApp, NC Talk, SIP

Source-backed Sri Lanka payslip tools for APIT/PAYE, EPF, ETF, stamp duty, and net pay.

Create Hevy routines and analyze your training from chat. Unofficial; BYO Hevy PRO API key.

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

Web search, AI agent, and content extraction via You.com APIs

Build, validate, and persist Webcake landing-page source JSON: element schemas plus AI usage hints.

Scan code for quantum-vulnerable cryptography and get NIST post-quantum migration guidance.

Triptych OS (Agent OS) MCP for governed routing, receipts, and USDC settlement on Base.

Render markdown into email-safe HTML, lint drafts for deliverability problems, and preview emails.

Discover, pay for, execute, and publish APIs through Apiosk.

AI email inbox and sending tools with attachments, search, live events, and webhooks.