A very simple and stupid parser, based on a statemachine and regular expressions.

a set of utilities to work with JSON / JSON5 documents

React's ExecutionEnvironment module extracted for use in other packages & components

type-check allows you to check the types of JavaScript values at runtime with a Haskell like type syntax.

Run a function with the possibility to interrupt it from another thread

A very polite lock file utility, which endeavors to not litter, and to wait patiently for others.

Get the command from a shebang

random bytes from browserify stand alone

Azure AI Agents client library.

Create random strings that match a given regular expression.

Clickhouse provider for Mastra - includes db storage capabilities

Native-OS-chooser backend of the directory-picker seam for the DeepSeek Harness web GUI host

Resolve the path of a module like `require.resolve()` but from a given path

PostCSS plugin for CSS Modules to pass arbitrary values between your module files

A light, featureful and explicit option parsing library.

Simple module to infer the root directory of the currently running node application

Combines a list of arrays, returning a single array with unique values, using strict equality for comparisons.

Removes duplicates from a sorted array in place

Escape XML

Retrieve current sha and branch name from a git repo.