VoiceStudio is the open-source, fully-local ElevenLabs alternative β voice cloning, voice design, video dubbing, dictation, transcription & audiobook creation in 646 languages.
π€ Transformers: the model-definition framework for state-of-the-art machine learning models in text, vision, audio, and multimodal models, for both inference and training.
The largest collection of PyTorch image encoders / backbones. Including train, eval, inference, export scripts, and pretrained weights -- ResNet, ResNeXT, EfficientNet, NFNet, Vision Transformer (ViT), MobileNetV4, MobileNet-V3 & V2, RegNet, DPN, CSPNet, Swin Transformer, MaxViT, CoAtNet, ConvNeXt, and more
π€ Diffusers: State-of-the-art diffusion models for image, video, and audio generation in PyTorch.
Non-autoregressive System 1 decision engine. Typed choice, score and yes/no decisions over any text in a single forward pass, in 100+ languages, with a router that picks the right checkpoint per request.
π€ smolagents: a barebones library for agents that think in code.
π€ LeRobot: Making AI for Robotics more accessible with end-to-end learning
Fully open reproduction of DeepSeek-R1
π€ The largest hub of ready-to-use datasets for AI models with fast, easy-to-use and efficient data manipulation tools
π€ PEFT: State-of-the-art Parameter-Efficient Fine-Tuning.
Train transformer language models with reinforcement learning.
State-of-the-Art Embeddings, Retrieval, and Reranking
Build voice agents with open-source models
YuE2: frontier music generation with symbolic planning, zero-shot covers, and agentic music editing.
A PyTorch-based Speech Toolkit
Give your agents the power of the Hugging Face ecosystem
π A simple way to launch, train, and use PyTorch models on almost any device and distributed configuration, automatic mixed precision (including fp8), and easy-to-configure FSDP and DeepSpeed support
Fine-tune LLMs from one YAML. Layer streaming trains an 8B model on a 4 GB laptop GPU.
The Enterprise-Grade Multi-Agent Orchestration Framework. Website: https://swarms.ai
Chronos: Pretrained Models for Time Series Forecasting
A Low-Code MCP Framework for Building Complex and Innovative RAG Pipelines
Robust recipes to align language models with human and AI preferences
Framework agnostic sliced/tiled inference + interactive ui + error analysis plots
Structured data extraction, instruction calling and agentic workflows with ML, LLM and Vision LLM
π€ AutoTrain Advanced
The official CLI and Python client for the Hugging Face Hub.
Cascading runtime for AI agents. Optimize cost, latency, quality, and policy decisions inside the agent loop.
Everything about the SmolLM and SmolVLM family of models
π Accelerate inference and training of π€ Transformers, Diffusers, TIMM and Sentence Transformers with easy to use hardware optimization tools
Distilabel is a framework for synthetic data and AI feedback for engineers who need fast, reliable and scalable pipelines based on verified research papers.
Freeing data processing from scripting madness by providing a set of platform-agnostic customizable pipeline processing blocks.
A Python port of Piβs minimalist coding agent.
Minimalistic large language model 3D-parallelism training
An interface library for RL post training with environments.
Modular Python framework for AI agents and workflows with chain-of-thought reasoning, tools, and memory.
Lighteval is your all-in-one toolkit for evaluating LLMs across multiple backends
Apple MLX native implementations of state-of-the-art generative image & video models
π€ Evaluate: A library for easily evaluating machine learning models and datasets.
A library for training and deploying machine learning models on Amazon SageMaker
Agent harness to publish your agent chat history as Huggingface datasets.
Automated Machine Learning on Kubernetes
Scalable and memory-optimized training of diffusion models
Trained models & code to predict toxic comments on all 3 Jigsaw Toxic Comment Challenges. Built using β‘ Pytorch Lightning and π€ Transformers.
A scalable, agentic-first, and HuggingFace-native RL framework for research (9k lines).
a self-hosted webui for 30+ generative ai
Recipes to scale inference-time compute of open models
A pytorch quantization backend for optimum
β
A multi-page streamlit app for geospatial
Use AI Agents directly in Blender.
Backend that powers the dataset viewer on Hugging Face dataset pages through a public API.
Generate High-Quality Synthetics, Train, Measure, and Evaluate in a Single Pipeline
An open-source alternative to Yahoo Finance's market data APIs with higher reliability.
Build compute kernels and load them from the Hub.
Generate and evaluate agent skills for code agents like Claude Code, Open Code, OpenAI Codex
Turn any repository into verifiable RL environments for coding agents - Harbor tasks you can train on, evaluate and share on the Hugging Face Hub
RAGLight is a modular framework for Retrieval-Augmented Generation (RAG). It makes it easy to plug in different LLMs, embeddings, and vector stores, and now includes seamless MCP integration to connect external tools and data sources.
multilspy is a lsp client library in Python intended to be used to build applications around language servers.
54 rigorous skills for Codex, OpenCode, and Pi: code review, security audit, feature development, frontend design, MCP tools, Hugging Face ML/training, and more.
skops is a Python library helping you share your scikit-learn based models and put them in production