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11 tools

UPinar/contrastapi Healthy open source

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.

flytohub/flyto-core Mixed open source

Deterministic execution engine for AI agents with 412 modules across 78 categories (browser, file, Docker, data, crypto, scheduling). Features execution trace, evidence snapshots, replay from any step, and supports both STDIO and Streamable HTTP transport.

goklab/guardvibe Healthy open source

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.

iris-eval/mcp-server Healthy open source

MCP-native agent evaluation and observability server with trace logging, output quality evaluation, cost tracking, 12 built-in eval rules, real-time dashboard, and PII detection.

freema/openclaw-mcp Healthy open source

MCP server for OpenClaw AI assistant integration. Enables Claude to delegate tasks to OpenClaw agents with sync/async tools, OAuth 2.1 auth, and SSE transport for Claude.ai.

DigiCatalyst-Systems/dep-diff-mcp Healthy open source

Translates a lockfile diff (npm, PyPI) into a human-readable upgrade plan. Point it at a Dependabot PR and get back semver classification, breaking changes from GitHub release notes, CVEs fixed in range, migration links, and a per-package recommendation. Bulk tool ranks up to 50 changes by risk (security > caution > review > likely-safe > safe)

MCP Ethical Hacking by cmpxchg16 At Risk open source
girste/mcp-cybersec-watchdog At Risk open source

Comprehensive Linux server security audit with 89 CIS Benchmark controls, NIST 800-53, and PCI-DSS compliance checks. Real-time monitoring with anomaly detection across 23 analyzers: firewall, SSH, fail2ban, Docker, CVE, rootkit, SSL/TLS, filesystem, network, and more.

jnMetaCode/shellward Healthy open source

AI Agent Security Middleware & MCP Server with 8-layer defense including prompt injection detection, DLP data flow tracking, command blocking, and PII detection. 7 MCP tools, zero dependencies.

raye-deng/open-code-review Healthy open source

AI code quality gate for AI-generated code. Detects hallucinated packages, phantom dependencies, stale APIs, and more. MCP Server + CLI + CI/CD Action.

panther-labs/mcp-panther Mixed open source

MCP server that enables security professionals to interact with Panther's SIEM platform using natural language for writing detections, querying logs, and managing alerts.

Beta — feedback welcome: [email protected]