<p align="center"> <img height="100" width="100" alt="LlamaIndex logo" src="https://ts.llamaindex.ai/square.svg" /> </p> <h1 align="center">LlamaIndex.TS</h1> <h3 align="center"> Data framework for your LLM application. </h3>
PostgreSQL AST Deparser
WhatsApp Web protobuf message bindings — pbjs/pbts compiled from daily-extracted SDL.
FastAgent CLI with IM channels, skills, MCP, cron, and sandbox support
React runtime package for Voyant CRM. Provides the shared `VoyantProvider`, typed fetch client, query keys, and TanStack Query hooks that power CRM-focused frontend experiences.
JWKS module for the T4H Framework authorization
Next.js Runtime Environment Configuration - Populates your environment at runtime rather than build time.
Lightning Web Runtime - Utilities
Node-API implementation for Emscripten
Headless runtime supervisor for Maude — connects an agent CLI (Claude Code, Codex, etc.) to a Maude workspace.
Multipart and Tar utilities for the Web Streams API
LangChain integration for Agent Tool Protocol
Shared filtering utilities for Flow and React tracing (internal monorepo package)
Backstage dynamic feature service
Never lose context again. Long Context Manager (LCM) compresses Claude Code sessions into searchable memory — every message preserved, every insight remembered.
Internal core functions and config for the ResponsiveImage project
A 1.75kB library for enhancing `html`. `ultrahtml` has zero dependencies and is compatible with any JavaScript runtime.
Node bindings for the libxl library for reading and writing excel (XLS and XLSX) spreadsheets.
TypeScript type definitions and interfaces for Aleo wallets (StandardWallet interface is experimental/work-in-progress)
Open-source runtime and SDK for persistent multiplayer 3D worlds.
Attest is a testing library that makes your TypeScript types available at runtime, giving you access to precise type-level assertions and performance benchmarks.
Batteries-included CNOS runtime package wired with the official plugins.
Main application node SDK for EffectStream
Development runtime for Sinch Functions - serverless voice applications