A TypeScript utility that extends the native Date class with helpful methods for formatting, comparison, and date math.
BDD Testing with Playwright runner
m3u8 parser
A set of efficient utilities that extend the use of JSON (streaming, estimate size, NDJSON/JSONL, etc.)
JavaScript utilities with respect to emerging standard
ECMAScript extensions and shims
Timers extensions
Replaces a file extension with another one.
MCP Apps SDK — Enable MCP servers to display interactive user interfaces in conversational clients.
A library to create, minimize and optimize binary decision diagrams
A tool to open and run web extensions
Serenity/JS reporting module that produces detailed Serenity BDD test reports and living documentation, enhancing transparency and traceability of test results
Provides "ui" for testing frameworks such as mocha/jasmine which allows to define lazy variables and subjects
Get the file extension and MIME type from a file
Extensions to Node.js child_process module
A11y tests for chai
Is this value a JS Date object? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
Modern JavaScript date utility library
List of known file extensions and their MIME types
A WebdriverIO plugin. Adapter for Mocha testing framework.
A command line tool to help build, run, and test web extensions
ESLint plugin with rules to lint BDD specs.
assertion library
A true BDD framework for JavaScript