Artifacts

Makes a printable card with a QR code and credentials so guests can join your Wi-Fi.

Describe an app idea and an open model generates a runnable code project with a preview.

Web notes app for developers with Markdown, categories and local browser storage.

Edits Mermaid diagram code with a live preview and exports SVG or PNG.

Removes unwanted objects from a photo and upscales images using models that run in the browser.

Animated global map of wind, weather and ocean conditions.

Converts a recording of an instrument or voice into MIDI notes, processing audio in the browser.

Parses code with many language parsers and displays the syntax tree for exploring transforms.

Generates deterministic SVG avatars from a name and palette.

Searchable library of brand SVG logos with copy and download.

Open-source invoice generator with thirteen templates, custom colours and logo, exporting PDF.

Playable explainer on how cooperation and distrust spread, built around the repeated prisoner's dilemma.

Generates CSS for soft-UI neumorphic shadows on a configurable shape.

Web interface for SVGO with toggles for each optimization and a live before/after preview.

Builds editable fantasy world maps with states, religions, cultures, burgs and routes; exports to image or data files.

Run TIC-80 fantasy computer carts in the browser, a tiny retro console for homebrew games.

Builds scripts that harden privacy and security settings on Windows, macOS and Linux, chosen by checkbox.

Draw boxes, arrows and lines on a text grid to make diagrams you can paste into code comments or READMEs.

Draws a JavaScript regular expression as a railroad-style diagram to help you read it.

Compares Amazon EC2 instance types by specs and price across regions.

3D walk-through of the computations inside a small GPT-style language model.

Draw a user interface on a canvas and a vision model turns it into working HTML; uses your own API key.

JupyterLab running entirely in the browser with a WebAssembly Python kernel, no server needed.

Create a meeting poll with candidate dates and share the link; no login needed for voters.