Applies best practice security headers to responses. It's a simplified port of HelmetJS

HTTP Security for effect-ts

This module sends the modern HTTP security headers that are expected by various security scanners.

Jymfony Http Security component

Open-source internet exposure scanner — SSL/TLS, DNS, DNSSEC, email security (SPF/DKIM/DMARC), HTTP security headers, open ports, DNSBL reputation, uptime, DNS-hijack monitoring, defacement detection, WHOIS-privacy monitoring, mixed-content scanning, and

Analyze HTTP security headers for your web application. A-F grading, per-header findings, and remediation steps — as a library or CLI.

help secure Express/Connect apps with various HTTP headers

Fraud Raksha is a fast enterprise Node.js fraud detection, risk scoring, bot protection, resilient HTTP, security, and observability SDK.

Analyze HTTP security headers

Primitive validator for HTTP security header policy validation (CSP, HSTS, CORS, security headers)

observerly's Helemt (HTTP security headers) event handler for the Nitro web server

Model Context Protocol (MCP) server for analyzing HTTP security headers

Normalize URLs with PostCSS

MCP server for Website Security Snapshot API — scan HTTP security headers from Claude and AI agents

A bcrypt library for NodeJS.

New Relic Security Agent for Node.js

ES Math-related intrinsics and helpers, robustly cached.

Utilities for working with htmlparser2's dom

HTTP security headers generator and validator for Node.js

Access deep object properties using a path