The string_decoder module from Node core
PNG encoder/decoder in pure JS, supporting any bit size & interlace, async & sync with full test suite.
Encode/decode DNS-SD TXT record RDATA fields
Better TOML parsing and stringifying all in that familiar JSON interface.
A better decodeURIComponent
HEP3 Library for Node.JS
Extremely fast number to radix64 converting
Protocol Buffers length-prefixed pull-stream encoder/decoder
Ethereum smart contract transaction input data decoder
Cross-platform image decoder(webp/png/jpeg/gif) and encoder(webp/png/jpeg) for Node.js
quirc for nodejs (QR decoder)
Unofficial bindings for node to libpng.
A SIMPLE qr-code scanner, that works and is simple to use. It will open the camera and wait for a match.
Fast, robust, standards-compliant MIME decoder. Ships with extensive tests and fuzz tests.
Elm-like decoders for when working with Flow types in JS