Access memory using small fixed sized buffers

Apache Arrow columnar in-memory format

Catch unexpected visual changes & UI bugs in your stories

Recursively resolve JSON pointers and remote authorities.

A set of efficient utilities that extend the use of JSON (streaming, estimate size, NDJSON/JSONL, etc.)

Mastra is a framework for building AI-powered applications and agents with a modern TypeScript stack.

Amazon Chime SDK for JavaScript

Simple, independently audited, zero-dependency TypeScript implementation of Shamir's Secret Sharing algorithm

pnp - provides shared functionality across all pnp libraries

A simple in-memory filesystem. Holds data in a javascript object.

Prettier config for Ionic and Capacitor

memlab is a framework that analyzes memory and finds memory leaks in JavaScript applications.

Core logic for Polaris Viz that is not platform specific

JavaScript Performance Monitor

In-memory state adapter for Chat SDK — zero-dependency subscriptions, locks, and cache for local development and tests

argon2-rust binding for Node.js

Tiny but powerful full-text search engine for browser and Node

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.

Node.js atomic and non-atomic counters, rate limiting tools, protection from DoS and brute-force attacks at scale

Ray-native context/memory sharing for parallel research agents, with an agent-native CLI and MCP server (Node wrapper around the Python CLI)