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
Sentry JavaScript (@sentry/browser)
The official Sentry SDK for capturing errors, performance traces, and session replays in browser JavaScript apps.
pytest
The Python testing framework that makes writing small tests easy and scales to complex functional test suites.
fs-extra
Drop-in replacement for Node's fs module adding copy, remove, mkdirs, and JSON helpers with native promise support.
Prisma Client
Auto-generated, type-safe database client for Node.js and TypeScript.
Cypress
Fast, easy, and reliable end-to-end and component testing for anything that runs in a browser.
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
c8
Native V8 code coverage for Node.js, with Istanbul-compatible reports and zero build-step setup.
GSAP
The industry-standard JavaScript animation library for tweening CSS, SVG, canvas, and UI with rock-solid cross-browser reliability.
Ginkgo
A mature, BDD-style testing framework for Go that pairs with Gomega to write expressive, parallelizable specs.
conf
Simple, schema-validated config file persistence for Node.js apps and CLI tools
start-server-and-test
Starts your dev server, waits for it to respond, runs your test command, then shuts the server down automatically.