A Storybook addon that provides a real-time performance monitoring panel with frame timing, input latency, layout shift, and React render profiling.

v8 profiling via the chrome dev-tools protocol

This is lightweight memory stream module for node.js.

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

MongoDB Server for testing (core package, without autodownload). The server will allow you to connect your favourite ODM or client library to the MongoDB Server and run parallel integration tests isolated from each other.

Harper is an open-source Node.js performance platform that unifies database, cache, application, and messaging layers into one in-memory process.

Node Application Metrics

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

MongoDB Server for testing (auto-download latest version). The server will allow you to connect your favourite ODM or client library to the MongoDB Server and run parallel integration tests isolated from each other.

lightweight JavaScript APG parser

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

pyroscope nodejs package

The Memory Layer For Your AI Apps

Cross-platform process cpu % and memory usage of a PID

No description provided.

Access memory using small fixed sized buffers

Parse raw trace data into the Chrome DevTools' structured profiling data models

Apache Arrow columnar in-memory format

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

The `main-process` is a NodeJS process that runs Electron.