"Accessing or using Outlook mail services" matching MCP connectors:

A fully free linter for agent skill files: lint_skill validates YAML frontmatter, structure, size budgets, and safety phrasing with a pass/fail verdict; packaging_check validates zip layout against marketplace rules; plus regex_test, json_validate, diff_texts, and cron_explain for skill authors. No license or account required.

Repository evidence for agents before they adopt dependencies, enter codebases, compare, or merge.

Detect malicious or vulnerable npm packages: registry search, OSV.dev and GitHub advisory lookups

Detect malicious or vulnerable npm packages: registry search, OSV.dev and GitHub advisory lookups

Runs your code against a contract; returns HELD or BROKE at the exact input. Deterministic.

The OpenZeppelin Stylus Contracts MCP server generates secure smart contracts for the Arbitrum Stylus environment using OpenZeppelin templates, including ERC-20, ERC-721, and ERC-1155 standards. It automatically validates generated code against OpenZeppelin's security and style rules, enforcing best practices for imports, modifiers, naming conventions, and security checks to prevent common vulnerabilities. The server integrates with AI development tools like Cursor, Claude, Gemini, Windsurf, and VS Code to enable AI-assisted, production-ready smart contract development.

Software component catalog: search your org's services, docs, APIs, dependencies, and ownership.

Live PR/MR code reviews via review_url_code. OAuth or portal Bearer auth.

Audits MCP tool definitions for patterns that make models call tools wrong or mis-fill args.

Compare two JSON files deeply without worrying about key or array order. Detect missing, extra, an…