Cross-platform image decoder(png/jpeg/gif) and encoder(png/jpeg) for Nodejs

JWT(JSON Web Token) encode and decode module for node.js

A pure javascript JPEG encoder and decoder for node.js

A pure javascript JPEG encoder and decoder for node.js

A (animated) PNG decoder in JavaScript for the HTML5 canvas element and Node.js

Encode and decode CBOR documents, with both easy mode, streaming mode, and SAX-style evented mode.

JPEG-image decoding, encoding & EXIF reading library for a browser and node.js

Node.js RADIUS library for packet encoding and decoding.

Simple and Fast Barcode decoder with support of Code128, Code93, Code39, Standard/Industrial 2 of 5, Interleaved 2 of 5, Codabar, EAN-13, EAN-8 barcodes in javascript.

Download images from remote URLs or use local images and encode/decode them to Base64 string or Buffer object

:abcd: A javascript Base62 encode/decoder for node.js

Contains new Node v0.10 style stream classes for encoding / decoding Base64 data

High performance Base64 encoding and decoding for Node.js using SIMD (AVX2, AVX, SSE4.2, SSE4.1, SSSE3) acceleration

Glitched, text writing js module. Highly customizable settings. Decoding, decrypting, scrambling, or simply spelling out text.

A pure javascript BMP encoder and decoder for node.js

General purpose HTTP / HTTPS client for node.js. Supports transparent gzip / deflate decoding. Successor of http-get.

LAME is an open-source encoder that encodes and decodes audio to the MP3 file format. For all MP3 needs a Node.js wrapper of the full LAME command line.

Quickly get started with AWS IoT Core for LoRaWAN with sample solutions (binary decoding, device and gateway monitoring, downlink, dashboarding, provisioning automation)

A base64 encoding and decoding C++ module for node.js that actually works! (node now has it's own base64 encoding, see docs!)

A simple NodeJS binding to the libqrencode C library written by Kentaro Fukuchi (http://fukuchi.org/works/qrencode/index.en.html). At the moment, only an encoder is provided. I'm still looking for a suitable library for decoding.