3399 Model Context Protocol servers — searchable, rated, ready to install.
Search Anna's Archive for ebooks and papers by title, author or DOI and download the file you pick.
Authenticated async Fable 5.1 agent with status polling and artifact results.
Browse the agentic web with Darwin: search, communicate, authenticate, and act through agents.
Verified Aperture Wallet product, security, network, release, and Journal knowledge.
UGC videos for your app with AI influencers who keep the same face. Hosted (OAuth) or local.
22 web-data tools: search, Bing, images, Reddit without authors, jobs, patents, flights and YouTube.
Remote MCP for KOYN FX: account, markets, and TradeLocker tools over OAuth.
Search INSPIRE-HEP papers, authors, experiments, HEPData records; get citation metrics and BibTeX.
Site scores, audits, Search Console, keywords, competitors, authority and AI visibility tools.
Local-first memory for AI agents: save, recall, dedupe, and share across MCP clients.
Your OpenWork org's skills, plugins, workflows, and connections through one OAuth MCP URL.
Governed Obsidian vault access: hybrid retrieval, Markdown-native memory, HITL confirmations.
Machine-verifiable authorization checks for autonomous AI agents.
OAuth LeanTrading tools for eligible Pro, Elite, Blueprint, and Admin users.
Zero-key security toolkit: grade sites A+ to F, check CVE exploits, plain-English attack defenses
Read-only Bicycle Guide registry: published guides, homes, taxonomy, capability spine. No auth.
x402 contract tools and premium portfolio scans for AI agents on Base.
Ubuntu security: USNs per CVE, patched versions. Register in-session — free testnet funds.
4,685 pre-production checks: security, performance, scale, integrations, post-launch, people.
Scan a page for hidden prompt-injection payloads targeting AI agents.
Fallax is a phishing simulation and security awareness training platform. Read your results.
A free SMTP relay that still takes a username and password, for devices that cannot do OAuth 2.0.
Guidance for answering vendor security questionnaires. Every result carries the page it came from.
Meaning of HTTP 401.
POST /mcp