Huggingface GitHub Repositories (2026) · Open Source Tools

VoiceStudio is the open-source, fully-local ElevenLabs alternative — voice cloning, voice design, video dubbing, dictation, transcription & audiobook creation in 646 languages.

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.

YuE2: frontier music generation with symbolic planning, zero-shot covers, and agentic music editing.

Fine-tune LLMs from one YAML. Layer streaming trains an 8B model on a 4 GB laptop GPU.

FineEnvs — RL Environments 101: building and scaling RL environments in the age of LLMs

🚀🚀 A multimodal System One decision model that gives calibrated answers to typed questions about screens, photos, video and text in one forward pass.

The Enterprise-Grade Multi-Agent Orchestration Framework. Website: https://swarms.ai

Use Hugging Face with JavaScript

LangChain4j is an idiomatic, open-source Java library for building LLM-powered applications on the JVM. It offers a unified API over popular LLM providers and vector stores, and makes implementing tool calling (including MCP support), agents and RAG easy. It integrates seamlessly with enterprise Java frameworks like Quarkus and Spring Boot.

Watcher - Open Source AI-powered Cyber Threat Intelligence & Hunting Platform. Developed with Django & React JS.

High-performance data engine for AI and multimodal workloads. Process images, audio, video, and structured data at any scale

Turn any repository into verifiable RL environments for coding agents - Harbor tasks you can train on, evaluate and share on the Hugging Face Hub

Apple MLX native implementations of state-of-the-art generative image & video models

Agent-first Creative Workspace

Simple go utility to download HuggingFace Models and Datasets

Run, serve, query and edit AI models — a Rust model runtime built on VINDEX3, an executable, inspectable model format.

Fully customizable AI chatbot component for your website

A scalable, agentic-first, and HuggingFace-native RL framework for research (9k lines).

Distributed AI Model Training and LLM Fine-Tuning on Kubernetes

Backend that powers the dataset viewer on Hugging Face dataset pages through a public API.