Tiny process execution for humans — a better child_process

Check if the system is in low power mode

Delay function calls until a set time elapses after the last invocation

Extracts the repo URL from a package.json object

Check which JavaScript environment your code is running in at runtime: browser, Node.js, Bun, etc

Sketch plugin to preview macOS app icons in the Dock using the Icon Preview app

Regular expression for matching JavaScript identifiers

Provides a list of reserved identifiers for JavaScript

Encode & decode strings, bytes, and integers to Base62

Regex template tag for readable, high-performance, native JS regexes, with context-aware interpolation and always-on best practices

Check if a string is a valid JavaScript identifier

Convert a string to a valid JavaScript identifier

Async mutex lock for managing access to a shared resource

Remark plugin for adding a custom ID attribute to Markdown headers

Check if the operating system CPU architecture is 64-bit or 32-bit (Supports browsers)

html -> elements

Merge objects using their property descriptors

Manage extended attributes in Swift

Check if two arrays are equal

Get the dimensions of an image

Remove circular references from objects

Find a file or directory by walking up parent directories — Zero dependencies

Convert a string index to its line and column position

Observe changes to the DOM using an async iterable — A nicer API for MutationObserver

Use requestAnimationFrame as an async iterable, in any JavaScript environment

Determine the East Asian Width of a Unicode character

Discard stdin input except for Ctrl+C

Utility functions to use and combine `AbortSignal` and `AbortController` with Promises

Change the file extension of a path

Merge and normalize adjacent or overlapping integer ranges