Instead of risking your system's security, you can access legitimate versions for free or through official academic channels: Official Free & Educational Options
As his cursor hovered over the button, his monitor flickered. A chat box opened in the corner of the screen. “Do you see the load imbalance in Sector 7, Leo?” VoltGhost typed. “Fix it, or I will.”
: A free program that allows you to view solved power flow cases with animated one-line diagrams. It can handle systems with up to 250,000 buses.
Leo, a freelance consultant working out of a cluttered garage, hit download before his better judgment could kick in. The official license cost more than his car, and he had a deadline for a regional microgrid project that was slipping through his fingers.
Scribbler runs AI models directly in your browser using WebGPU. No servers to manage, no APIs to pay for, no data leaving your device.
All AI runs on your device. Your data never leaves the browser — no server, no tracking.
No backend, no install, no npm, no Python. Open a URL and start running AI instantly.
Leverages WebGPU for near-native performance on LLMs, image generation, and ML inference.
Dynamically import TensorFlow.js, ONNX Runtime, Transformers.js, Plotly, and more from CDNs.
Save notebooks as .jsnb files, share via URL, or push directly to GitHub.
Mix JavaScript, HTML, CSS, and Markdown in live cells. See AI output as you code.
WebGPU and JavaScript are unlocking a new era of on-device AI — accessible to everyone, everywhere.
Client-Side
Required
AI Examples
To First Output
No Python. No backend. No GPU setup. Scribbler runs entirely in your browser — everything stays on your device.
| Scribbler | Google Colab | Backend / Server | Cloud APIs | |
|---|---|---|---|---|
| Language | JavaScript | Python | Python / Node / etc. | Any |
| Runs On | Your browser | Google servers | Your server / cloud VM | Provider's cloud |
| Setup Time | None | Google login | Install + configure | API keys + billing |
| GPU Required | WebGPU auto | Runtime allocation | CUDA / drivers | Provider-managed |
| Data Privacy | Never leaves device | Sent to Google | On your infra | Sent to provider |
| Cost | Free forever | Free tier + paid GPU | Server costs | Per-request billing |
| Works Offline | Yes |
Run Stable Diffusion, LLM chat, and text-to-speech directly on your device using WebNN and ONNX Runtime Web. No downloads, no cloud, no API keys — your browser's GPU does all the work.
From generating images to running LLMs to crunching data — all in the browser with no infrastructure.
See what others are buildingRun Stable Diffusion and other diffusion models directly in the browser via WebGPU.
Try ItHighlights
Chat with Llama, Phi, Gemma and other LLMs locally using WebLLM — fully private.
Try ItHighlights
Highlights
Analyze datasets and create interactive charts with Plotly, D3, and built-in tools.
Try ItHighlights
No login, no download, no subscription. Just open the app and run LLMs, generate images, or visualize data — instantly.
Instead of risking your system's security, you can access legitimate versions for free or through official academic channels: Official Free & Educational Options
As his cursor hovered over the button, his monitor flickered. A chat box opened in the corner of the screen. “Do you see the load imbalance in Sector 7, Leo?” VoltGhost typed. “Fix it, or I will.”
: A free program that allows you to view solved power flow cases with animated one-line diagrams. It can handle systems with up to 250,000 buses.
Leo, a freelance consultant working out of a cluttered garage, hit download before his better judgment could kick in. The official license cost more than his car, and he had a deadline for a regional microgrid project that was slipping through his fingers.