JavaScript implementations of network transports, cryptography, ciphers, PKI, message digests, and various utilities.

Syntax highlighter component for react using shiki

EventEmitter3 focuses on performance while maintaining a Node.js AND browser compatible interface.

The official Elastic APM agent for Node.js

pbxproj parser

Trace imports, detect unused code, clean dependencies — all with a super-fast CLI

Playwright plugin for analyzing test flow performance

Extended regular expressions

New Relic agent

Happy DOM is a JavaScript implementation of a web browser without its graphical user interface. It includes many web standards from WHATWG DOM and HTML.

A CSS parser, transformer, and minifier written in Rust

The compatibility package of Firebase Performance

Oxc Minifier Node API

React Native Firebase - React Native Firebase provides native integration with Performance Monitoring to gain insight into key performance characteristics within your React Native application.

High-performance type-aware TypeScript linter powered by typescript-go, for use with oxlint.

User Timing polyfill

TypeScript definitions for har-format

This library provides a high-performance Node.js client for Baseten.co endpoints including embeddings, reranking, and classification. It was built for massive concurrent POST requests to any URL, also outside of baseten.co. The PerformanceClient is built

OpenType font parser

Legend List is a drop-in replacement for FlatList with much better performance and supporting dynamically sized items.