WASP (Web Assembly Safe Pointers) - a lightweight TypeScript library for type-safe interaction with Emscripten-generated WebAssembly memory.

JavaScript Performance Monitor

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

Redis Server for testing. The server will allow you to connect your favorite client library to the Redis Server and run parallel integration tests isolated from each other.

RustCrypto: Argon2 binding for Node.js

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.

Memoize/cache function results

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

🧠 Persistent memory + 🔍 session search + 🛡️ secret scanning for Pi. Token-aware policy-only memory by default, SQLite FTS5 search, auto-consolidation, procedural skills. 732 tests. Ported from Hermes agent.

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

Postgres query result returned as readable stream

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

An LRU cache of weak references

A WebGL memory tracker

Pi coding agent extension for memory with qmd-powered semantic search across daily logs, long-term memory, and scratchpad

Simple implmentation of Stream.Readable and Stream.Writable holding the data in memory.

In-memory abstract-level database for Node.js and browsers

A collection of lightweight utilities for inspecting and manipulating video container formats.

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

Chain functions, generators, Node streams, and Web streams into a pipeline with backpressure support.