Open Source Packages
Libraries, frameworks, tools, and SDKs used by the apps in this directory — scored the same way as the apps themselves.
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AI SDK
Provider-agnostic TypeScript toolkit for building AI apps and agents with any LLM.
execa
A modern process-execution library for Node.js with template-string syntax and zero shell-injection risk.
Datasets
One-line loading and fast, Arrow-backed processing for thousands of ML datasets
cross-spawn
A cross-platform drop-in replacement for Node's spawn and spawnSync that fixes Windows-only child_process bugs.
LangGraph
A low-level JavaScript/TypeScript framework for building stateful, controllable LLM agents as graphs, with durable execution and human-in-the-loop.
PyTorch Lightning
A deep learning framework that organizes PyTorch training code and automates multi-GPU, mixed-precision, and distributed training.
kornia
A differentiable computer vision library for PyTorch, with 500+ GPU-ready ops for image processing, augmentation, and geometry.
Chonkie
Lightweight, fast text-chunking library for RAG ingestion pipelines
elevenlabs-js
The official Node.js SDK for the ElevenLabs voice AI API, covering text-to-speech, speech-to-text, dubbing, voice cloning, and real-time conversational agents in one typed client.
OpenHands
Self-hosted developer control center for running and automating AI coding agents
PyTorch Lightning
The deep learning framework that separates PyTorch research code from engineering boilerplate, scaling from CPU to multi-node GPU clusters without code changes.
marimo
A reactive Python notebook that's reproducible, git-friendly, and deployable as scripts or apps.
Rig
A Rust framework for building portable, modular LLM-powered applications and agents.
Thinc
A lightweight, type-checked functional deep learning library that wraps PyTorch, TensorFlow, and MXNet
conformer
PyTorch implementation of the Conformer convolutional module, adding local convolutional context to Transformer self-attention.