Easily add ANSI colors to your text and symbols in the terminal. A faster drop-in replacement for chalk, kleur and turbocolor (without the dependencies and rendering bugs).

Deep diffs two objects, including nested structures of arrays and objects, and return the difference.

This package provides support for the [RedisBloom](https://redis.io/docs/data-types/probabilistic/) module, which adds additional probabilistic data structures to Redis.

Fast 0-deps bash parser written in TypeScript

Build dynamic, type-safe React forms from JSON schemas. 17+ field types, conditional logic, nested structures, validation — zero boilerplate. Powered by React Hook Form + Chakra UI.

A utility to parse CSS strings into structured JSON, preserving global comments and handling nested structures without validating CSS properties or selectors.

Provides functionality related to source maps.

Random-access struct encoding/decoding as an extensible class for msgpackr, cbor-x, and compatible encoders

300B to deep clone JavaScript objects

Immutable data structures for JavaScript which are backwards-compatible with normal JS Arrays and Objects.

Runtime validation and processing of JavaScript types

JS implementation of probabilistic data structures: Bloom Filter (and its derived), HyperLogLog, Count-Min Sketch, Top-K and MinHash

A TypeScript utility inspired by GraphQL's Fragment, for creating type-safe subsets of object types

use querySelector syntax to search for nodes inside of (nested) shadow roots

Recursive Length Prefix Encoding Module

Client/server side PDF printing in pure JavaScript

An ACP-compatible coding agent powered by the Claude Agent SDK (TypeScript)

Deep diffs two objects, including nested structures of arrays and objects, and return the difference. Forked to support ES module.

javascript standard data structure library which benchmark against C++ STL

Simple runtime TypeScript validator library