Bitcoin implementation in PHP

A proof-of-concept cracker for cryptocurrency brainwallets and other low entropy key algorithms.

Fastest 4KB JS implementation of secp256k1 signatures and ECDH

privkey hunt for crypto currencies that use secp256k1 elliptic curve

Every cryptographic primitive needed to work on Ethereum, for the browser and Node.js

Audited & minimal JS implementation of elliptic curve cryptography.

A fork of libsecp256k1 with support for advanced and experimental features such as Confidential Assets and MuSig2

Solidity crypto libraries, ring signatures, proof of knowledge, packed signatures etc. with matching Python implementations for secp256k1 and (alt)BN-256

An ultra-lightweight, zero-dependency TypeScript library for Bitcoin Cash, Bitcoin, and Bitauth applications.

Pollard's kangaroo for SECPK1

a straightforward library to build, sign, and broadcast ethereum transactions anywhere you can run ruby.

A Cashu wallet for Android and iOS 🥜🐿️

Crypto Deep Tools a set of scripts for detailed cryptanalysis of the Blockchain network in cryptocurrency Bitcoin

Cross-platform Python bindings for libsecp256k1

webcrypto-liner is a polyfill that let's down-level User Agents (like IE/Edge) use libraries that depend on WebCrypto. (Keywords: Javascript, WebCrypto, Shim, Polyfill)

Multi-provider digital signature library for Rust

Elliptic Curve Integrated Encryption Scheme for secp256k1/curve25519 in TypeScript

Elliptic Curve Integrated Encryption Scheme for secp256k1 in Python

A WebCrypto Polyfill for Node in TypeScript built on OpenSSL.

Python Library for Secp256k1 Bitcoin curve to do fast ECC calculation