Open models, datasets and apps for robots and AI devices

Where physical AI gets built.

One place to find open robot policies, speech and perception models, datasets and the hardware they run on, and to talk shop with other builders.

Indexed from Hugging Face, not hosted here. Metadata checked 27 Sep 2026.

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Robot foundation models

All VLAs

VLAsVision-language-action: turns camera images and an instruction into robot actions., imitation policies and world models you can fine-tune on your own robot.

lerobot/smolvla_base
Vision-language-action450M paramsEst. Edge GPUApache 2.0Jun 2025

A compact 450M-parameter VLA from Hugging Face, pretrained on community-collected LeRobot datasets and sized for fine-tuning and inference on consumer GPUs.

lerobot/pi05_base
Vision-language-action3.6B paramsEst. 24 GB GPUGemma termsSep 2025

LeRobot's port of the Physical Intelligence pi0.5 base model, which is co-trained on web and multi-robot data to generalize better to unfamiliar homes and objects.

nvidia/GR00T-N1.6-3B
Vision-language-action3.3B paramsEst. Edge GPUNVIDIA One-Way Noncommercial LicenseDec 2025

A 3B cross-embodiment robot foundation model from NVIDIA that combines a vision-language backbone with a diffusion-transformer action head and can be post-trained on a new robot with a modest amount of data.

openvla/openvla-7b
Vision-language-action7.5B paramsEst. 24 GB GPUMITJun 2024

A 7B vision-language-action model on a Llama 2 backbone that maps one camera image and a text instruction to discretized 7-DoF end-effector actions, trained on Open X-Embodiment episodes.

rail-berkeley/octo-base-1.5
Vision-language-action93M paramsEst. Edge GPUMITMay 2024

A 93M-parameter transformer generalist policy with a diffusion action head, conditioned on language or goal images and intended to be fine-tuned to new robots, sensors, and action spaces.

lerobot/pi0_base
Vision-language-action3.5B paramsEst. 24 GB GPUGemma termsSep 2025

LeRobot's port of the Physical Intelligence pi0 base checkpoint, a PaliGemma-based VLA that outputs continuous action chunks through a flow-matching action expert.

Voice for devices

All Pi 5 fits

Speech models estimated to fit a Raspberry Pi 5 class CPU. Whisper.cpp and Piper work with Gotchi through Gotchi Local on your computer.

moonshine-ai/moonshine-streaming-small
Speech to text123M paramsEst. Single-board computerMITJan 2026

The small size of the Moonshine Streaming family, an English-only encoder-decoder recognizer that uses a sliding-window encoder so it can transcribe live audio with low latency on edge hardware.

ggerganov/whisper.cpp
Speech to textEst. Single-board computerMITMar 2023

GGML-format conversions of the OpenAI Whisper checkpoints, from tiny to large, for the whisper.cpp C/C++ inference engine.

hexgrad/Kokoro-82M
Text to speech82M paramsEst. Single-board computerApache 2.0Dec 2024

An 82M-parameter text-to-speech model built on StyleTTS 2 components, shipped with a set of preset voices across several languages.

rhasspy/piper-voices
Text to speechEst. Single-board computerMITJun 2023

The official collection of ONNX voice models for the Piper offline TTS engine, covering many languages at several size and quality levels.

kyutai/pocket-tts
Text to speech100M paramsEst. Single-board computerCC BY 4.0GatedDec 2025

A 100M-parameter CPU-oriented TTS model from Kyutai with voice cloning from a reference clip and support for English plus five other European languages, designed to run faster than real time using two CPU cores.

onnx-community/silero-vad
Voice activity & turnsEst. Single-board computerMITJul 2024

ONNX exports of the Silero voice activity detector in fp32, fp16 and 8-bit forms (the int8 file is about 0.6 MB) that mark which short audio frames contain speech.

Perception at the edge

All Jetson Orin fits

Detection, segmentation, depth and small vision-language models for a Pi 5 or Jetson Orin. EstimatedEstimated from parameter counts, not benchmarks.

facebook/vjepa2-vitl-fpc64-256
Vision encoder326M paramsEst. Edge GPUMITMay 2025

Meta's self-supervised ViT-L video encoder, pretrained by predicting masked video regions in latent space rather than in pixels.

facebook/sam2.1-hiera-small
Segmentation46M paramsEst. Edge GPUApache 2.0Sep 2024

Compact variant of Meta's promptable segmentation model that returns object masks from points or boxes and can track them across video frames.

IDEA-Research/grounding-dino-tiny
Object detection172M paramsEst. Edge GPUApache 2.0Sep 2023

Open-vocabulary detector that draws boxes around objects named in a free-text prompt, without a fixed class list.

google/owlv2-base-patch16-ensemble
Object detection155M paramsEst. Edge GPUApache 2.0Oct 2023

CLIP-based zero-shot detector from Google that localizes objects from text queries or from an example image crop.

ustc-community/dfine-small-coco
Object detection10M paramsEst. Single-board computerApache 2.0Feb 2025

Small real-time DETR-style detector for the 80 COCO classes that refines box edges as distributions for tighter localization.

Datasets

Browse datasets

Robot demonstrations, egocentric video and speech corpora.

lerobot/svla_so101_pickplace
Robot demonstrationsApache 2.0May 2025

Fifty real pick-and-place episodes from a low-cost SO-100/SO-101-class arm, recorded at 30 fps with a side camera and a top-down camera, and used as the SmolVLA fine-tuning example.

HuggingFaceVLA/community_dataset_v1
Robot demonstrationsApache 2.0Aug 2025

A filtered collection of 128 SO-100 datasets from 55 community contributors (about 11k episodes and 5.1M frames), with hand-cleaned task descriptions, released as the pretraining subset for SmolVLA.

lerobot/pusht
Robot demonstrationsMITMar 2024

About 200 human demonstrations in a 2D simulation where a round pusher slides a T-shaped block onto a target outline, stored in LeRobot v3 format.

lerobot/aloha_sim_transfer_cube_human
Robot demonstrationsMITMar 2024

Fifty human-teleoperated simulated episodes of a two-arm ALOHA robot handing a cube from one gripper to the other, recorded at 50 fps.

lerobot/droid_1.0.1
Robot demonstrationsApache 2.0Jul 2025

LeRobot v3 conversion of DROID: about 95k real Franka teleoperation episodes recorded in many different scenes, with around 50k distinct language instructions.

lerobot/libero
Robot demonstrationsApache 2.0Jan 2026

LeRobot-format copy of the LIBERO simulated Franka Panda benchmark, with about 1.7k demonstrations across its 40 language-conditioned tasks.

Apps & Spaces

Browse apps

Tools and demos hosted as Spaces on Hugging Face.

Tooling

LeLab

A browser front end for LeRobot that talks to a locally run FastAPI backend to calibrate, teleoperate, record, train, and replay policies on an arm without using the CLI.

lerobotHosted on Hugging Face
Tooling

visualize dataset

A browser tool for stepping through LeRobot-format datasets on the Hub, showing each episode's camera streams next to plots of joint states and actions.

lerobotHosted on Hugging Face
Speech to speech

reachy mini conversation app

An app for Pollen's Reachy Mini desk robot that combines realtime voice conversation, camera-based tools, and queued expressive motions such as dances, emotions, and head tracking.

pollen-roboticsHosted on Hugging Face
Tutorial

robot learning tutorial

An interactive web version of the LeRobot team's robot-learning tutorial paper (arXiv 2510.12403), covering reinforcement learning, imitation learning, and generalist VLA policies with LeRobot examples.

lerobotHosted on Hugging Face

Hardware

All hardware

Devices and robots list documented repos; compute boards list estimated fits.

Device2 documented repos

From the community

All communities

Discussion starters from the FrontierOS team. Votes and comments stay in your browser.

Gotchi, a companion built on this hub

Skills, mini-apps, and Whisper.cpp and Piper as offline speech fallbacks through Gotchi Local.

Meet Gotchi