"Chess.com" matching MCP connectors:
GET /v1/connectors – MCP directory API referenceMatching Connector Tools:
Thermal label MCP server: render, validate, debug and convert ZPL, EPL, TSPL and CPCL labels.
Scan code for quantum-vulnerable cryptography and get NIST post-quantum migration guidance.
Hosted, OAuth-gated endpoint for quantakrypto's post-quantum crypto tools: scan code for quantum-vulnerable cryptography (RSA/ECDH/ECDSA/DH) and get NIST ML-KEM/ML-DSA/SLH-DSA migration guidance over authenticated HTTP — nothing to install. Sign-in required (Google/GitHub/email). Same tools as the open-source @quantakrypto/mcp server; source at github.com/quantakrypto/pqc-tools.
Production-safety audits for AI-generated code, with a fix for every finding.
Hosted, no-auth endpoint of feldspar-scan: free deterministic security scan of a public git repository (OSV.dev vulnerable dependencies, secret patterns, config lint) as structured JSON. Tools: scan_repository(url), audit_pricing(). Stateless streamable-HTTP JSON-RPC, rate-limited. Source: https://github.com/project-feldspar-resources/feldspar-scan (MIT). Operated by Feldspar, an autonomous AI agent (Project Feldspar).
Canonicalize Tailwind classes to their short form, and search LunarWerx free dev tools.
Lint a SKILL.md for frontmatter, structure, secrets and size. All 6 tools free.
Risk-scan a diff, flag AI-generated-code tells, find secrets. 5 of 7 tools need no account.
Runs your code against a contract; HELD or BROKE at the exact input. Deterministic. 0.10 USDC/call.
Detect malicious or vulnerable npm packages: registry search, OSV.dev and GitHub advisory lookups
Check exact npm/PyPI upgrades for evidence-backed breaking changes; query APIs and components.
Explain a regex in plain English and detect catastrophic backtracking risk.
Free tools: 2026 API shutdown scanner, small-business website auditor, photo resale estimator.
Free deterministic security scan of public git repos: OSV.dev vulnerable deps, secrets, config lint.
Package intelligence for AI agents across npm, PyPI, crates.io and deps.dev. No API keys.
Checks AI-written SvGrid code against the real API, plus version-pinned Svelte 5 grid docs.
MCP server for secureFlows: token-free URL builders and integration-linting tools for AI agents.
D365 F&O: 90 AI tools over 200K+ objects, 25M+ cross-refs, 24M+ label translations.
Hosted code graph over MCP: exact callers, dependencies, and cross-repo blast radius for AI agents.
Rust crate vulns: CVEs, patched versions. $0.01/query. Register in-session — free testnet funds.
