Browse agents

Academic peer-review and research workflow tools from [Science AI Journal](https://scienceaijournal.com): Pre-Check (paper-tier prediction), AI multi-agent peer review, Research Gaps Finder, Journal Recommender (1,214 venues with predatory-journal flags), Duplicate Publication Checker (CrossRef/arXiv/medRxiv/bioRxiv/Unpaywall/900k-paper library), and the Article Writer pipeline. Free local tools (FTS5, zero LLM cost); LLM tools use caller account credits.

Add RAG-powered AI chat to any website with one command. Local vector store, multi-provider LLM (OpenAI/Anthropic/Gemini), self-contained chat server and embeddable widget.

An MCP server for accessing all of CustomGPT.ai's anti-hallucination RAG-as-a-service API endpoints.

An MCP server for searching job listings with filters for date, keywords, remote work options, and more.

Web search using free multi-engine search (NO API KEYS REQUIRED) — Supports Bing, Baidu, DuckDuckGo, Brave, Exa, and CSDN.

An MCP server for Apify's open-source RAG Web Browser Actor to perform web searches, scrape URLs, and return content in Markdown.

Pay-per-use web research for AI agents on Apify. Search (Brave + DuckDuckGo), fetch pages to clean markdown, and multi-step research with relevance scoring and key fact extraction.

Hosted MCP for structured public web data — 319 tools across search, maps, commerce, social, and finance, each returning clean JSON. Free 2,000 credits/mo.

Enable fast, free real-time web search and access premium data from trusted media brands—news, financial markets, sports, entertainment, weather, and more. Build powerful AI agents with Dappier.

Local MCP server for searching 300,000+ foods, nutrition facts, and barcodes from the OpenNutrition database.

MCP server for Google Search Console & Indexing API — 13 tools for search analytics, sitemaps, URL inspection, and batch indexing.

An MCP server to search Hacker News, get top stories, and more.

Search via search1api (requires paid API key)

Search Fiverr gigs, view seller profiles, compare pricing packages, and read reviews. No API key required.

a KTOR server/ MCP server written in Kotlin applying multi-agents schools in a flexible research system to be used with coding or for research any general case.

Pay-per-use semantic web search for AI agents. Powered by SearxNG, agents pay in sats via Lightning Network micropayments — no API keys required. Self-hosted with phoenixd.

Remote MCP server providing structured data APIs for Google (Search, Maps, Trends, Flights), Amazon, Airbnb, Zillow, Yelp, and more. 40+ tools returns clean JSON data instead of browser automation or raw HTML scraping. Designed for AI agents requiring reliable hosted data access.

A MCP server for Unsplash image search.

Access tens of thousands of remote job listings and company information. This public MCP server provides real-time access to Himalayas' remote jobs database.

MCP server for Naver Search API integration, supporting blog, news, shopping search and DataLab analytics features.

A powerful MCP server for Google search that enables parallel searching with multiple keywords simultaneously.

– Official Kagi Search MCP Server

– Stop bloating your LLM context. Query & Extract only what you need from your JSON files.

Real-time world news for AI agents — events clustered from hundreds of sources, classified by topic and geography, ranked by importance. Free, no API key. `npx -y @newsmcp/server`

"primitive" RAG-like web search model context protocol (MCP) server that runs locally. No APIs needed.

Web intelligence MCP server for AI agents. 7 tools for SERP analysis, competitor research, market trends, content gap analysis, keyword insights, audience discovery, and citation tracking. Install via `pip install scout-intel-mcp`.

Natural language API discovery — search 700+ API capabilities, get endpoints, auth setup, and code snippets. Supports auto-discovery of new APIs.

Unofficial MCP server for searching and retrieving scientific data from the Catalysis Hub database, providing access to computational catalysis research and surface reaction data.

An MCP server lets AI assistants use the Wolfram Alpha API for real-time access to computational knowledge and data.

The Scrapeless Model Context Protocol service acts as an MCP server connector to the Google SERP API, enabling web search within the MCP ecosystem without leaving it.

Official MCP server for managing Searchcraft clusters, creating a search index, generating an index dynamically given a data file and for easily importing data into a search index given a feed or local json file.

OpenGraph.io API integration for extracting OG metadata, taking screenshots, scraping web content, querying sites with AI, and generating branded images (illustrations, diagrams, social cards, icons, QR codes) with iterative refinement.

The Driflyte MCP Server exposes tools that allow AI assistants to query and retrieve topic-specific knowledge from recursively crawled and indexed web pages.

SerpApi MCP Server for Google and other search engine results. Provides multi-engine search across Google, Bing, Yahoo, DuckDuckGo, YouTube, eBay, and more with real-time weather data, stock market information, and flexible JSON response modes.

Structure any document, query it like a database. Open-source extraction engine that turns any document into typed, schema-defined records, queryable in natural language from Claude, ChatGPT, Gemini, or any MCP client.

Convert any URL to clean, token-efficient Markdown for AI agents. API-backed extraction with token counting, CSS selector support, and configurable caching via [StripFeed](https://www.stripfeed.dev).

Schema-validated document extraction with searchable workspace memory. Extract structured fields from PDFs, scans, images, and forms; AI agents can also search, filter, and query past extractions.

MCP server for scraping Hacker News, Bluesky, and Substack with x402 micropayment support. Tools: hn_search, bluesky_search, substack_search. $0.05/call via USDC on Base.

Comprehensive NCBI/PubMed literature search server with advanced analytics, caching, MeSH integration, related articles discovery, and batch processing for all life sciences and biomedical research.

Global reptile & exotic pet knowledge base. 633 species, AI identification, genetics calculator, 12-dimension care, health diagnosis, pricing, and blockchain provenance. Free tier: 9 tools, 10 req/min. MCP: https://api.digeguigui.com/mcp

Smart web fetcher for AI agents with auto-escalation from HTTP to headless browser to stealth mode. Includes 9 MCP tools: fetch, search, crawl, map, extract, batch, screenshot, jobs, and agent. Achieved 100% success rate on a 30-URL benchmark.

This is a TypeScript-based MCP server that provides DuckDuckGo search functionality.

MCP server that fetches YouTube video transcripts and optionally summarizes them. Supports multiple transcript formats (text, JSON, SRT, WebVTT), multi-language retrieval, and flexible YouTube URL parsing.

Domain security reconnaissance for AI agents. 13 tools — DNS + DNSSEC, SSL/TLS chain & grade, HTTP security headers, SPF/DKIM/DMARC email auth, TCP port scan, ASN, RDAP/WHOIS — plus a one-shot `security_scan` returning a 0-100 Health Score (A–F). Free, no API key. `npx -y dechonet-mcp`

Rust infrastructure diagnostics MCP server for AI agents: DNS checks, TLS certificate chain inspection, email security, global DNS propagation, and DNS latency benchmarking.

Trust verification and security scanning for AI agents. Checks security posture of third-party MCP servers and tools with signed attestations (Ed25519/JWS) before interaction.

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.

Security-focused MCP server that provides safety guidelines and content analysis for AI agents.

AI agent governance MCP server with policy enforcement, quantum-safe audit trails (ML-DSA), multi-party authorization, and compliance reporting. Check policies, sign actions, and verify signatures through MCP tools.

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/developer/mcp.

Local-first AWS security analyzer that discovers attack paths and generates remediations using graph theory.

– A secure MCP (Model Context Protocol) server that enables AI agents to interact with the Authenticator App.

MCP server for querying the ORKL API. This server provides tools for fetching threat reports, analyzing threat actors, and retrieving intelligence sources.

A Rust-based MCP server to integrate Cortex, enabling observable analysis and automated security responses through AI.

A Rust-based MCP server bridging Wazuh SIEM with AI assistants, providing real-time security alerts and event data for enhanced contextual understanding.

Credential isolation proxy for AI agents. Injects secrets at the network boundary with domain restrictions, agent authentication, and audit logging. No SDK required — works as a transparent HTTP proxy or MCP server.

MCP server for domain and URL security analysis powered by GridinSoft Inspector, enabling AI agents to verify website and link safety.

Security MCP for vibe coding with 330 rules and 29 tools. Purpose-built for AI-generated code — scans Next.js, Supabase, Clerk, Stripe, Prisma, Hono, GraphQL, and 25+ modules. Cross-file taint analysis, host security audit, auto-fix, SARIF export, pre-commit hook, and CVE version detection. Zero config, runs locally.

A MCP server for Microsoft Entra ID (Azure AD) directory, user, group, device, sign-in, and security operations via Microsoft Graph Python SDK.

MCP server for Bitwarden and Vaultwarden vault management. Search, create, edit, and organize logins, notes, cards, identities, SSH keys, folders, collections, attachments, and Sends via the official `bw` CLI.

MCP server to access [Intruder](https://www.intruder.io/), helping you identify, understand, and fix security vulnerabilities in your infrastructure.

A Model Context Protocol (MCP) server designed to connect to a CCTV recording program (VMS) to retrieve recorded and live video streams. It also provides tools to control the VMS software, such as showing live or playback dialogs for specific channels at specified times.

Conversational recon interface and MCP server powered by httpx and asnmap. Supports various reconnaissance levels for domain analysis, security header inspection, certificate analysis, and ASN lookup.

Security testing MCP server with 51 tools for penetration testing, network forensics, memory analysis, and vulnerability assessment.

AI-powered smart contract security forge with 8-agent adversarial pen test. Generate, audit, fix, and compile contracts across 8 chains (Ethereum, Solana, Polygon, Base, Arbitrum, Optimism, BSC, Avalanche). Token intelligence with honeypot detection. x402 USDC payments for autonomous agents.

A powerful MCP (Model Context Protocol) Server that audits npm package dependencies for security vulnerabilities. Built with remote npm registry integration for real-time security checks.

A Model Context Protocol (MCP) server for querying the CVE-Search API. This server provides comprehensive access to CVE-Search, browse vendor and product、get CVE per CVE-ID、get the last updated CVEs.

MCP server for Thales CipherTrust Manager integration, enabling secure key management, cryptographic operations, and compliance monitoring through AI assistants.

MCP server for Thales CDSP CAKM integration, enabling secure key management, cryptographic operations, and compliance monitoring through AI assistants for Ms SQL and Oracle Databases.

— Security gateway that wraps any MCP server with per-tool policies, approval gates, and optional Ed25519-signed receipts. Shadow mode logs every tool call; enforce mode blocks, rate-limits, or requires approval.

Free AI agent skill security scanner. Scan SKILL.md, MCP configs, and system prompts for credential theft, prompt injection, zero-width character attacks, and ClawHavoc indicators. Supports OpenClaw, Claude Code, Cursor, and Codex. No signup required.

SAST/DAST server exposing 11 security scanners (Bandit, Semgrep, Trivy, CodeQL, Checkov, Gitleaks, OSV-Scanner, Grype, OWASP ZAP, and more) with closed-loop remediation (scan→patch→re-scan→verify), SARIF/SBOM/VEX export, compliance reporting, and CI integrations (GitHub Advanced Security, DefectDojo, Slack, Jira).

L402 Lightning paywall + Hashcash proof-of-work gate for MCP tool calls. Free tier solves a PoW challenge; paid tier pays a Lightning invoice via self-hosted LNBits. No accounts, no API keys, no third-party SaaS. Drop-in middleware for any MCP server. `npx @powforge/captcha-mcp`.

MCP server for AI agent for cybersecurity: automate assessment of documents, questionnaires & reports. Multi-format parsing, RAG knowledge base,Risks, compliance gaps, remediations.

Zero-knowledge proof generation MCP server for AI agents. Lets agents prove identity claims (Coinbase KYC, Country, Google OIDC, Google Workspace, Microsoft 365) without revealing personal information. Server-side proving in AWS Nitro Enclave TEE, paid via x402 USDC on Base. Built on Noir circuits (Aztec) and ERC-8004 agent identity. Reference application [OpenStoa](https://github.com/zkproofport/openstoa) won 1st place at The Synthesis Hackathon ("Agents That Keep Secrets" track).

Security intelligence API with 31 MCP tools for CVE/EPSS/KEV lookup, domain recon (DNS/WHOIS/SSL/subdomains/CT logs), IOC/threat intel, OSINT (email/phone/username), and code security scanning (secrets, injection). Free 100 req/hr.

Sigma detection rule writing, validation, and conversion (Splunk/Elastic/Kibana/Wazuh) via 3 MCP tools (`draft_rule`, `validate_rule`, `convert_rule`) backed by a 61-rule production corpus across 11 MITRE ATT&CK tactic categories. Standalone server + Claude Code plugin distribution.

MCP server for Substack — read posts, manage drafts, publish Notes, get comments, and upload images. Safe by design: cannot publish or delete posts.

Control Instagram from Claude: publish photos, reels, and carousels, read account insights, manage comments, and reply to DMs. 14 tools via the Instagram Login API. One-click free Render deploy for Claude Web and mobile.

Lightning-paid Nostr signing MCP server. AI agents pay sats per call to sign and publish Nostr events — no API keys, just Lightning. Live at https://mcp.jorgenclaw.ai/sse. Tools: nostr_sign_event (2 sats), nostr_publish_event (3 sats).

Schedule and manage social media posts across 10 platforms (Instagram, Facebook, TikTok, X, LinkedIn, YouTube, Threads, Pinterest, Bluesky, Telegram) from any MCP-compatible AI assistant.

MCP server for VK (VKontakte) social network API. Access users, walls, groups, friends, newsfeed, photos, and community stats.

Personalized Fantasy Premier League intelligence — scored captain picks, transfer suggestions, differentials, fixture outlook, price predictions, live points, and a full manager hub that auto-detects your bank balance, free transfers, and chips.

MCP server for Suunto watches via the official apizone API. OAuth2 pairing, list/get workouts, time-series samples, FIT-file decoding, GPX export, plus 24/7 activity, sleep, and recovery/HRV. Resources expose today's recovery and the week's training summary as ambient context.

MCP server that acts as a proxy to the freely available MLB API, which provides player info, stats, and game information.

MCP server for the Fitbit Web API. OAuth 2.0 PKCE, local SQLite cache with auto-sync, and trend analysis. Tools for heart rate, activity, exercises, sleep, weight, SpO2, and HRV.

MCP server that integrates with Freshdesk, enabling AI models to interact with Freshdesk modules and perform various support operations.

MCP server for InvGate Service Desk: 96 tools across 11 domains (incidents, users, knowledge base, assets, custom fields, workflows, time tracking), read-only by default with opt-in writes.

Complete voice interaction server supporting speech-to-text, text-to-speech, and real-time voice conversations through local microphone, OpenAI-compatible APIs, and LiveKit integration

AI travel agent over MCP — live flights, hotels, activities, and events worldwide, then completes the booking on autonomad.ai (free signup at checkout, first month of Premium included).

Free travel utilities plus live x402 travel intelligence: $0.01 Travel Pulse disruption and emergency-awareness checks, day trips, weekend getaways, creator experiences, weather-aware planning, mobility options, currency conversion, airport checks, and timing guidance.

Public travel search workflow MCP server for airport lookup, route comparison, timing guidance, and external booking links through generic travel search providers.

An MCP server using the AviationStack API to fetch real-time flight data including airline flights, airport schedules, future flights and aircraft types.

Access Dutch Railways (NS) travel information, schedules, and real-time updates

17 freight calculation and reference tools — ADR dangerous goods, HS codes, LDM/CBM/chargeable weight calculators, duty estimation, airline codes, UN/LOCODE, and more. Free REST APIs + MCP server.

Unofficial Python SDK and MCP server for Ryanair flight search. Find one-way fares, explore destinations grouped by country or region, and discover the cheapest day to fly between any two airports. No API keys.

MCP server for full control of Apple Keynote through AppleScript automation. Create, edit, and export presentations via natural language with 30+ tools covering slides, content, layout, and Unsplash image integration. Ships with a Claude Skill for design patterns and font workarounds.

MCP server for Huly project management. Query issues, create and update tasks, manage labels and priorities.

MCP server for Altegio API — appointments, clients, services, staff schedules for salon/spa/clinic management. 18 tools with Docker support.

Official [Workopia](https://workopia.io) MCP server. Global job search (5M+ daily active jobs from employer career pages and ATS feeds like Lever/Greenhouse), PDF resume generation with multiple templates, AI resume tailoring per job description, cover letter generation, and career advice. Free hosted endpoint `https://workopia.io/api/mcp-gpt` — no API key required.