Fastest, most accurate & effecient user agent string parser, uses Browserscope's research for parsing

Fast, disk space efficient package manager

This package provides a set of manifests which each define a mapping of JS modules to their suggested replacements.

Define complex binary structures using composable primitives

TypeScript definitions for benchmark

A blazing fast memoization library that is tiny but feature-rich.

Left pad a string with zeros or a specified string. Fastest implementation.

Minimal library for Ethereum transactions, addresses and smart contracts

Fastest stable deterministic JSON.stringify()

Pure node.js library for comparing PNG-images, taking into account human color perception.

A tool set for CSS: fast detailed parser (CSS → AST), walker (AST traversal), generator (AST → CSS) and lexer (validation and matching) based on specs and browser implementations

A micro-library of stream components for building custom JSON and JSONC processing pipelines with a minimal memory footprint — parse, filter, and transform JSON far larger than available memory with a SAX-inspired token API, on Node.js or Web Streams.

Micro REST API client

Generic VM-based structure matching framework

A completed implementation of Micro Frontends

A Node.js benchmarking library with support for multithreading and TurboFan optimization isolation.

Fast and spec-compliant printf implementation for Node.js and browser.

HyperFrames CLI — create, preview, and render HTML video compositions

Reuse objects and functions with style

Simple breadth-first early terminating Levenshtein distance auto correcter for small sets of possible resulting strings.