Crypto Packages

Monorepo for WalletConnect Javascript Libraries

JavaScript SDK for the OpenSea marketplace. Let users buy or sell crypto collectibles and other cryptogoods, all on your own site!

Encrypt and hide your secure data

Oolongtea-test

A tool for OneCryptoFeed clients to process custom feeds provided to them by the OneCryptoFeed team

TradingView Widgets for Nuxt 3

[](https://www.npmjs.com/package/nuxt-web3.js)

A crypto utility for exposing signing and verification functions by ONDC

One way token generator

Getting fresh orders in real time. Python client for the Poloniex API.

A multi-language, cross-platform library that provides cryptographic APIs that are secure, easy to use correctly, and hard(er) to misuse.

Polyfill for Crypto instance methods of Web Crypto API


Node.js bindings for all post-quantum implementations included in PQClean

CLI wrapper for the umbral-pre proxy re-encryption library with parallel processing.

High precision trading indicators: RSI, Bollinger Bands, MACD, EMA, MA, many moving averages and oscillators. Trend and reversal detection patterns available.

permaswap client JS-SDK, supports web and nodeJS to make swap

Provably Fair Random Number Generator

Arbitrary precision modular arithmetic, cryptographically secure random numbers and strong probable prime generation/testing. It works in modern browsers, Angular, React, Node.js, etc. since it uses the native JS implementation of BigInt

SolidState extensions for the ABDK Solidity libraries