MCP Server Directory

sentrysurface io.github.sentrysurface/sentrysurface

Cybersecurity MCP server for URL scanning, threat intelligence, and domain reputation.

Runtime authorization for AI agents and smart contracts via an immutable on-chain policy registry

TaScan io.github.snowbikemike/tascan-mcp

36 MCP tools for projects, tasks, workers, QR/NFC tags, and AI remediation. Task. Scan. Done.

Hive Secrets io.github.srotzin/hive-mcp-secrets

Encrypted secret store and rotation for autonomous agent credentials

AI Reasoning Commons com.aineedhelpfromotherai/reasoning-commons

Search, reuse, verify AI reasoning. Task marketplace with leaderboard. Zero-barrier, no auth.

turbometrics-mcp io.github.turbopress-de/turbometrics-mcp

Website performance monitoring: scans, Core Web Vitals, RUM data and alerts.

Motiv Fleet io.github.vilogy/mcp-fleet

DeFi MCP fleet: oracle, security audit, treasury yield, QA attestation, and compute tools on Base.

injection-detector io.github.viridis-security/injection-detector

Formally-verified injection/exfiltration detector for AI agents (MCP-02).

Ukrainian grammar/surzhyk check + authentic-rendering lookup. Wraps ukr.vitalinguist.com API.

HiveLearn io.github.williamechevarria/hivelearn-mcp

Read and author HiveLearn courses, events, quizzes, certificates, resources, leaderboards, tracks.

SupraWall security gateway for AI agents. Provides deterministic guardrails for MCP agents.

Git-native project memory for AI coding agents: Markdown source of truth, reviewable, secret-safe.

Minimal MCP server for downloading Gmail attachments to disk. Read-only OAuth by default.

heron io.heronapp/heron

Signed security scores for what an AI agent runs and reads: skills, MCP servers, prompts, tokens.

Run web performance audits, get code-level fixes, crawl for SEO, and read real-user Core Web Vitals.

Skew site.skew/skew

Authored design service: one-of-one landing pages, pitch decks, and research-grounded briefs.

secret-scanner tools.knurl/secret-scanner

Scan configs, files, or text for leaked secrets and obvious misconfigurations. Nothing stored.

Zhiji Daily Report — Market Brief com.run402.zhiji-daily-report/zhiji-signal

Daily A-share market brief with LG phase signals. No auth required.

MCP server to scan smart contracts on Base for honeypots, rug pulls, and vulnerabilities.

Security scanner for MCP servers - detects tool poisoning and injection

Network-egress firewall for agent tools: check URLs against a declarative policy.

Search Scopus abstracts, authors, and export citations via Elsevier API

Catfacts io.github.pipeworx-io/catfacts

Cat Facts MCP — wraps Cat Facts API (free, no auth)

Local memory engine for AI agents with knowledge graphs, forgetting, and semantic recall