Open Source Packages
Libraries, frameworks, tools, and SDKs used by the apps in this directory — scored the same way as the apps themselves.
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Express
The fast, unopinionated, minimalist web framework for Node.js
Sentry JavaScript (@sentry/browser)
The official Sentry SDK for capturing errors, performance traces, and session replays in browser JavaScript apps.
cors
Node.js CORS middleware for Express and Connect that sets standards-compliant headers to control cross-origin browser access.
undici
A fast, spec-compliant HTTP/1.1 client for Node.js, built from scratch with zero runtime dependencies
urllib3
A powerful, user-friendly HTTP client for Python with thread-safe connection pooling, TLS verification, and retry handling.
proxy-agent
Maps HTTP, HTTPS, SOCKS, and PAC proxy protocols to the correct Node.js http.Agent implementation automatically.
Multer
Streamlined multipart/form-data file upload handling for Express and Node.js APIs.
@clickhouse/client
The official TypeScript client for connecting Node.js applications to ClickHouse over HTTP.
compression
Node.js middleware that transparently gzip-, deflate-, or Brotli-compresses HTTP responses for Express and raw http servers.
helmet
Secure Node and Express apps by setting protective HTTP response headers with a single line of middleware.
passport
Simple, unobtrusive authentication middleware for Node.js with 480+ pluggable strategies.
express-rate-limit
Basic IP rate-limiting middleware for Express to throttle repeated requests and protect public APIs and sensitive endpoints.
openapi-types
Type-safe TypeScript definitions for OpenAPI 2.0, 3.0, and 3.1 specification documents, covering paths, schemas, and components.
path-to-regexp
Turn path strings like /user/:id into regular expressions for matching, building, and parsing URLs.
http-proxy-middleware
The one-liner Node.js proxy middleware for connect, express, next.js, hono, and more.