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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Vitest
A blazing-fast unit testing framework powered by Vite, with Jest-compatible APIs out of the box.
Playwright
Cross-browser end-to-end web testing and browser automation with a single API for Chromium, Firefox, and WebKit.
jest
Delightful JavaScript testing with zero-config setup, snapshots, mocking, and coverage
pytest
The Python testing framework that makes writing small tests easy and scales to complex functional test suites.
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.
Cypress
Fast, easy, and reliable end-to-end and component testing for anything that runs in a browser.
@clickhouse/client
The official TypeScript client for connecting Node.js applications to ClickHouse over HTTP.
mocha
The classic, battle-tested JavaScript test framework for Node.js and the browser, built around flexible async testing and pluggable reporters.
Chai
BDD/TDD assertion library for Node.js and the browser, framework-agnostic
http-proxy-middleware
The one-liner Node.js proxy middleware for connect, express, next.js, hono, and more.
forge
A native, pure-JavaScript implementation of TLS and PKI cryptography for building crypto-based Node.js and browser apps.
got
Human-friendly and powerful HTTP request library for Node.js, with retries, streams, pagination, and RFC 7234 caching built in.
Echo
A minimalist, high-performance Go web framework with a radix-tree router, built-in middleware chain, and first-class HTTP/2 support.
c8
Native V8 code coverage for Node.js, with Istanbul-compatible reports and zero build-step setup.
Ginkgo
A mature, BDD-style testing framework for Go that pairs with Gomega to write expressive, parallelizable specs.
start-server-and-test
Starts your dev server, waits for it to respond, runs your test command, then shuts the server down automatically.
jest-extended
Additional custom matchers for Jest to extend and simplify your test assertions.
@vitejs/plugin-basic-ssl
A Vite plugin that generates a self-signed certificate so your dev and preview servers can run over HTTPS with zero setup.
superagent
A small, progressive HTTP request library for Node.js and browsers with a single fluent, chainable API on both platforms.
ureq
A simple, safe, blocking HTTP client for Rust with minimal dependencies.
follow-redirects
A drop-in replacement for Node's http and https modules that transparently follows redirects with zero runtime dependencies.
ci-info
Zero-dependency detection of the current CI environment, vendor, and pull-request status in Node.js.