The Agent Client Protocol (ACP) is a protocol that standardizes communication between *code editors* (interactive programs for viewing and editing source code) and *coding agents* (programs that use generative AI to autonomously modify code).

Protocol Buffers for JavaScript

Transform OpenTelemetry SDK data into OTLP

Converts a number to/from a human readable string: `1337` ↔ `1.34kB`

Official Scalekit Node SDK

Parse a human name string into salutation, first name, middle name, last name, suffix. Parse an address into address, city, state, zip

Model-facing same-session goal tools with execution-time authority checks

Human readable time measurements

This repository contains TypeScript types conforming to the [WebDriver BiDi](https://w3c.github.io/webdriver-bidi/) specification. It also supports WebDriver BiDi extension modules defined in other specifications:

LangGraph

No nonsense protocol buffers schema parser written in Javascript

Protocol Buffers for ECMAScript. Fully compliant with the Protobuf conformance tests.

TypeScript bindings for the LangChain agent streaming protocol

Schema validation for the mutation server protocol (MSP).

socket.io protocol parser

Human: AI-powered 3D Face Detection & Rotation Tracking, Face Description & Recognition, Body Pose Tracking, 3D Hand & Finger Tracking, Iris Analysis, Age & Gender & Emotion Prediction, Gesture Recognition

A convenience wrapper that enables you to call Solana Mobile Stack protocol methods using objects from @solana/web3.js

WebSocket protocol handler with pluggable I/O

Fast HTML to markdown cross-compiler, compatible with both node and the browser

The protocol for the Twoslash interface