Makes it easy to replace require'd dependencies.

A minimal test double library for TDD with JavaScript

ESM import and globals mocking for unit tests

Display images in the terminal

Display images in the terminal

Split the window however you like! Create new panes, delete panes, move and clone views from pane to pane.

A Sublime Text package that integrates the Anthropic Claude AI API into your editor

LiveReload plugin for SublimeText

Markdown preview and build plugin for Sublime Text

Learn AI fundamentals, tips, tricks and workflows from In the Weeds articles, with an AI instructor trained to teach from the source material.

Remove leading, trailing and repeated whitespace from a string

Trim a consecutively repeated substring: foo--bar---baz → foo-bar-baz

Validate Skill content against Agent Skill specification, with additional content density and quality checks.

Test your docs against the Agent-Friendly Documentation Spec

✨ The fundamental numerical library for JavaScript and TypeScript. ✨

A tiny invariant function

A lightweight implementation of the Unicode Text Segmentation (UAX #29)

Convert cartesian coordinates to polar and back

Switch interleaved array layout to planar, swapping elements accordingly

Normalize array to zero mean and unit variance

Find array min & max values

Test whether two arrays have the same members

a TC39 proposal to synchronise the advancement of multiple iterators

Run a function exactly one time

Detect whether the filesystem backing a path is case-sensitive

This ESLint plugin provides linting rules for YAML.

a useful wrapper for `util.parseArgs`

Fast, accurate & comprehensive text measurement & layout

An MLP implementation for MNIST using stdlib

Visualize a wide range of probability distributions or compute advanced statistical measures like quantiles, variance, and more.