Decoder Packages

Decode a 1D or 2D barcode/qrcode from an image

A pure JavaScript implementation of a BPE tokenizer (Encoder/Decoder) for GPT-2 / GPT-3 / GPT-4 / Claude Instant / Claude 2

QR & Bar Code generating & reading. Lightweight & powerful.

A SIMPLE qr-code scanner, that works and is simple to use. It will open the camera and wait for a match.

Wasm Quite Ok Image Format (qoi) encoder and decoder supporting the browser. Repackaged from Squoosh App.

Library for encoding and decoding smart contract data

Quick serializer and de-serializer

PNG encoder/decoder in pure JS, supporting any bit size & interlace, async & sync with full test suite.

asn1 encoder and decoder

JavaScript wrapper for the CTE CORE WASM library providing encoding and decoding capabilities.

JavaScript wrapper for the CTE WASM library providing encoding and decoding capabilities.

JSON Web Tokens decoder

Fast converting of a number to a string on any base (radix)

a low-level, lightweight protocol buffers implementation in JavaScript

A codec to code and decode 8-bit byte data in cookie values

Promise based tokenizer for a ReadableStream

Encode & decode strings, bytes, and integers to Base62

Browser and Node.js-compatible Base85 encoder/decoder.

Parse METAR and TAF reports

Decode and encode png files in web or node