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Every x402, MPP, MCP, and skill listing we've indexed, normalized, and enriched.
Nodemailer Node.js Email Sending Library with SMTP and Transport Support
Nodemailer is the most widely used Node.js library for sending emails, with 17k+ GitHub stars and 7 million weekly npm downloads. It supports SMTP, OAuth2, HTML content, attachments, embedded images, and custom transports for services like SES and SendGrid.
NocoDB Self-Hosted No-Code Database Platform with REST API
NocoDB turns any SQL database into a smart spreadsheet with a full REST API. It provides a self-hosted Airtable alternative that connects to PostgreSQL, MySQL, SQLite, and other databases, enabling no-code data management with automation, collaboration, and API-first access.
NocoBase Extensible AI-Powered No-Code and Low-Code Platform
NocoBase is the most extensible open-source no-code/low-code platform for building business applications. It features a data model-driven architecture, AI employee integration, plugin system, and WYSIWYG interface builder.
Nock HTTP Server Mocking and Expectations Library for Node.js
Nock is an HTTP server mocking and expectations library for Node.js that intercepts outgoing HTTP requests and provides programmable responses. With over 13,000 GitHub stars and 5.5 million weekly npm downloads, it is one of the most widely used testing utilities in the JavaScrip
Nix Flake Configuration Builder
Generates reproducible Nix flake configurations with devShell environments and package overlays. Uses the Nix Flakes API, nixpkgs lib functions, and flake-utils for cross-platform builds.
Nitro Next-Generation Universal Server Toolkit by UnJS
Nitro is a universal server framework from the UnJS ecosystem that lets you build and deploy web servers to any JavaScript runtime — Node.js, Deno, Bun, Cloudflare Workers, Vercel, or Netlify — from a single codebase with automatic code-splitting and tree-shaking.
Nightwatch.js Integrated Browser and Mobile Testing Framework
A source-backed ASE skill for Nightwatch.js, the Node.js automation framework for end-to-end, component, API, accessibility, and mobile testing through the W3C WebDriver stack. It fits agent workflows that need repeatable browser control, cross-browser assertions, and CI-friendly
Nginx Error Pattern Analyzer
Analyzes Nginx error logs using GoAccess and custom regex parsers to identify recurring 502/503 patterns. Correlates upstream timeout errors with backend service health via Prometheus PromQL queries.
Nginx Error Log Runbook Agent
Automates Nginx error diagnosis using nginx -T configuration dump, error.log pattern matching, and the Nginx Plus REST API /api/8/http/upstreams endpoint. Resolves 502 Bad Gateway, SSL handshake failures, and upstream timeout issues.
Nginx Error Log Pattern Analyzer
Parses Nginx error logs using configurable regex patterns and the GoAccess real-time log analyzer API. Clusters recurring 502/504 errors and correlates with upstream health check failures.
Nginx Error Log Parser
Parses nginx error.log and access.log files using pattern matching for 5xx status codes, upstream timeouts, and SSL handshake failures. Correlates error spikes with nginx -T configuration dumps to identify misconfigured proxy_pass and keepalive settings.
Nginx Error Log Classifier
Classifies and prioritizes Nginx error log entries using pattern matching against known error signatures and the GoAccess real-time log analyzer. Maps upstream timeout patterns to specific backend service degradation.
Nginx Error Log Analyzer
Parses and diagnoses Nginx error logs and access logs using pattern matching against known error signatures. Integrates with the Nginx Plus REST API /api/8/ endpoints for real-time upstream health, connection metrics, and SSL certificate expiration monitoring.
Nginx Error Log Analyzer and Fixer
Parses Nginx error logs and access logs to diagnose 502, 504, and 413 errors. Uses GoAccess for real-time log visualization and integrates with nginx -t for configuration validation.
Nginx Config Validator Runbook
Validates Nginx configurations using nginx -t syntax checking, the crossplane Python parser for structural analysis, and gixy security analyzer. Detects misconfigurations, SSL issues, and security vulnerabilities.
Nginx Config Validator and Optimizer
Parses nginx.conf and included config files using the crossplane Python library and nginx -t test command. Identifies misconfigurations, duplicate server blocks, SSL/TLS weaknesses via Mozilla SSL Configuration Generator recommendations.
Nginx Config Linter and Tester
Validates nginx.conf files using the gixy static analyzer and crossplane parser library. Tests configuration for security misconfigs, HTTP header issues, and performs dry-run validation via nginx -t subprocess invocation.
Newspaper4k Python Article Extraction and NLP Library
Newspaper4k is an actively maintained fork of the popular Newspaper3k library for Python. It extracts articles, titles, images, authors, and metadata from news websites, with built-in NLP for keyword extraction and text summarization.
Newsboat Terminal RSS and Atom Feed Reader
Newsboat is an actively maintained RSS/Atom feed reader for the text console. A fork of the discontinued Newsbeuter, it provides a fast, keyboard-driven interface for subscribing to, reading, and managing feeds with powerful filtering, macro support, and scriptable automation.
New Relic SLO Compliance Monitor
Tracks SLO compliance using the New Relic NerdGraph GraphQL API and NRQL queries. Calculates error budgets, burn rates, and generates compliance reports with Slack notifications via Incoming Webhooks.
New Relic NRQL Query Agent
Executes NRQL queries against New Relic's GraphQL NerdGraph API for application performance monitoring. Generates automated SLA reports with percentile latency breakdowns and error budget calculations.
Netlify Site Manager
The open catalog of AI agent skills — 2,000+ security-scanned skills for Claude Code, Cursor, Codex, and more.
Netdata Real-Time Infrastructure Monitoring and Alerting
Netdata is an open-source observability platform for real-time metrics, anomaly detection, and alerting across servers, containers, databases, and cloud services. This skill helps agents install Netdata, connect nodes, inspect dashboards, and route alerts using the project's docu
NetBird WireGuard Mesh VPN with Zero Trust Access Controls
NetBird creates encrypted WireGuard-based overlay networks with SSO, MFA, and granular access controls. It provides peer-to-peer connectivity with NAT traversal, centralized management via a web UI and REST API, and supports self-hosted deployment for secure private networking.