Everything in the catalog

Batch image compressor that runs in the browser using codecs compiled to WebAssembly.

Bundles, minifies and compresses npm packages in the browser to show gzip and brotli size.

Converts JSON to CSV in the browser and states that data is not sent to a server.

Draws an entity-relationship diagram from pasted CREATE TABLE statements, locally in the page.

Write a resume in Markdown and print or save it as an ATS-friendly PDF, with data kept in the browser.

Places screenshots in browser or device frames over backgrounds; the page says it runs in your browser.

Parses DER, BER and PEM data such as certificates and keys into a readable ASN.1 tree.

Transcribes or translates speech from an audio file, URL or microphone with Whisper running inside the browser tab.

Texas Hold'em postflop GTO solver that runs in the browser using WebAssembly.

Browser word processor that opens and saves docx and odt files with no account and local processing.

Offline-capable viewer of tldr-pages command cheat sheets that runs in the browser.

Paste service that keeps the text in the URL fragment, so no database or server storage is needed.

Draw on and annotate PDFs in the browser without sending the document to a server.

Converts PDF files to Markdown inside the browser without uploading them.

Estimates carbon emissions from training a machine learning model based on GPU, hours and region.

Abstract board game written in Rust and WebAssembly, playable online.

Local-first, privacy-focused resume builder that runs entirely in the browser, with a Chinese interface.

Views STL and OBJ files in the browser, which the page says stay on your device.

Chat, write, translate and transcribe with AI models downloaded to and run on your device.

Previews an icon inside maskable-icon safe zones and exports a PWA-ready version.

Frontend web app for exploring piano chords freely and interactively with sound.

Electric guitar effects and cabinet emulator built with the Web Audio API.

Object detection app that runs YOLOv8 with ONNX Runtime Web on images or a webcam stream.

Sample apps and an expression playground for the WebNN API, which runs neural networks on device hardware from the browser.