Everything in the catalog

Classify a text into labels you supply using Transformers.js, all in the browser.

Build tier lists with movable colored tiers, imported images, GIF support, and export as an image or JSON.

Crunches 50,000 log lines either on the main thread or in a Web Worker, so you can feel the difference in UI blocking.

In-browser video captioning with the 2B LFM3-VL model via WebGPU.

Describe and question images with the small nanoLLaVA model running in your browser.

Illustrated 4-point superhero-themed rubric for grading an egg drop challenge.

Students solve multiplication problems to move through a maze to the end zone, gaining or losing points.

Shows national debt totals, interest, per-person share and the effect on the dollar's value.

Depth-estimation demo written in Gradio-Lite that calls Transformers.js, so everything runs in the browser.

1216+ free online calculators: loan EMI, mortgage, BMI, calorie, percentage, unit converter & more — step-by-step solutions, charts, no signup.

Scans QR codes with a camera or an image file, and says it works in the browser.

Rates a password and estimates how long a brute-force attack would take, without sending it anywhere.

Welcome activity for elementary students with check-ins, a favorite-subject question and tips for making friends.

Snake game with a spelling twist for practicing words.

Weather exercise reworked as a game where students catch the correct answers.

Runs ultra-small models in the browser that answer yes/no questions, choose options or score inputs.

Japanese-capable Gemma 2 2B chat that runs locally in the browser on WebGPU.

Tiny Gemma 3 270M chatbot executed on WebGPU in the visitor's browser.

Piper neural text-to-speech running in the browser with ONNX, with language, voice and speed controls.

Plots surfaces z = f(x, y) you can rotate.

Calculates the area of common shapes from their measurements.

Lets you draw a polygon and reads out its area.

Runs a chi-square test on a table of observed counts.

Adds, multiplies and plots complex numbers.