JSPM

Audited & minimal JS implementation of elliptic curve cryptography

All the cryptographic primitives used in Ethereum.

This module provides native bindings to ecdsa secp256k1 functions

Fastest 5KB JS implementation of secp256k1 ECDH & ECDSA signatures compliant with RFC6979

Elliptic Curve Integrated Encryption Scheme for secp256k1/curve25519

A BIP32 compatible library

JavaScript Elliptic curve cryptography library, includes fix to browser.js so that encrypt/decrypt works

A library for performing elliptic curve operations on the secp256k1 curve. It is designed to integrate into the BitcoinJS & BitcoinerLAB ecosystems and uses the audited noble-secp256k1 library. It is compatible with environments that do not support WASM,

Crypto primitives for libp2p

JavaScript Elliptic curve cryptography library

node.js library for encoding, decoding, and verifying JSON Web Tokens (JWTs)

JS implementation of MuSig. 1-dependency MuSig key aggregation, tweaking, and signing.

ultra-lightweight library for Bitcoin Cash, Bitcoin, and Bitauth

Crypto primitives for libp2p

Library for encoding ECDSA private keys to PEM, DER and raw hex formats

Cryptographic functions for ethereum and how to use them with web3 and solidity

node.js library for encoding, decoding, and verifying JSON Web Tokens (JWTs)

Authentication for web3 accounts

This module provides js implementation to ecdsa secp256k1 functions

This module provides native bindings to ecdsa secp256k1 functions

A library for performing elliptic curve operations on the secp256k1 curve. It is designed to integrate into the BitcoinJS & BitcoinerLAB ecosystems and uses the audited noble-secp256k1 library. It is compatible with environments that do not support WASM,

A WebCrypto polyfill that "smooths out" the rough-edges in existing User Agent implementations.

A secretlint rule that checks for secp256k1 private keys.

Elliptic curve cryptography library (NodeJS, Browser and Pure JS)

Web5 cryptographic library

JavaScript Elliptic Curve Integrated Encryption Scheme (ECIES) Library - Based off Geth's implementation

A modern suite of cryptography tools, built for the plebian developer.

Cryptographic javascript-functions for ethereum and tutorials on how to use them together with web3js and solidity

A library to decompose and compose crypto keys of different types and formats

Webpack v4 compatible version of panva/jose v3.x

This project extends @noble/curves to allow randomBytes to be specified externally

A complete Hierarchical Deterministic (HD) Wallet generator for 200+ cryptocurrencies, built with TypeScript.

A WASM binding for eciesrs

A WebCrypto Polyfill built on PKCS11

Browser, Node, and bundler compatible release of @noble/secp256k1. Independently audited, high-security, 0-dependency ECDSA & Schnorr signatures

A WebCrypto polyfill that "smooths out" the rough-edges in existing User Agent implementations.

Bitcoin core utilities for UniSat wallet ecosystem

ecdh ecdsa prime256v1 secp256r1 secp256k1

A modern, type-safe library for handling cryptographic operations across different curves (secp256k1, ed25519) and schemes (ECDSA, Schnorr, EdDSA).

A WebCrypto polyfill that "smooths out" the rough-edges in existing User Agent implementations.

WebCrypto API with secp256k1 support

A BIP32 compatible library

Fastest JS implementation of secp256k1. Independently audited, high-security, 0-dependency ECDSA & Schnorr signatures

JavaScript/TypeScript implementation of secp256k1 public/private key pairs with BIP340 schnorr signatures. Used by various parts of the did-btcr2-js monorepo.

Signatures tooling.

A universal JavaScript ECC digital signature and key utility package for Antelope based blockchains.

WebAssembly port of Secp256k1

JavaScript/TypeScript implementation of the Data Integrity BIP340 Cryptosuite v0.1 specification. Used by various parts of the did-btcr2-js monorepo.

Enhanced signature and key exchange functions for blockchain and crypto applications, including post-quantum algorithms

lightweight atproto cryptographic library

Wrapper for Bitcoin libsecp256k1

this project is intended as an easy to use ecdsa

An ultra lightweight (2 kbyte) pure JavaScript implimentation for the secp256k1 curve for node and browsers.

Native SecureWallet module for React Native with iOS Secure Enclave support

Pure JavaScript ES modules version of @noble/curves - Audited & minimal JS implementation of elliptic curve cryptography

A BIP32 compatible library

Fastest 4KB JS implementation of secp256k1 ECDH & ECDSA signatures compliant with RFC6979

Cryptographic primitives such as digests (hashing) and Elliptic Curve Cryptography (ECC) methods such as key generation, signing and verify.

Signs/checks message signatures like core-lightning checkmessge or lnd signmessage.

Compiled webassembly of bitcoin secp256k1

Desig: The Blockchain-Agnostic Multisig Solution.

All the cryptographic primitives used in Ethereum

React Native wrapper for cryptographic functions, leveraging Trezor Crypto and secp256k1 libraries

JavaScript Elliptic Curve Integrated Encryption Scheme Library - Based of Parity's implementation

Comprehensive cryptography library with Web3 integration, supporting symmetric/asymmetric encryption, digital signatures, JWT tokens, blockchain address generation, and secure key management

All the cryptographic primitives used in Ethereum

secp256k1-zkp node package for MW.

Secp256k1 adapter for WebAssembly and JS implementations

A Hybrid Public Key Encryption (HPKE) module extension for secp256k1 curve (EXPERIMENTAL)

Streamlines key generation, derivation, and management through its simple and intuitive API

N-API Crypto bindings.

Small HD wallet key derivation library

Mnemonic Keyring for secp256k1 and ed25519

CLI tool for generating simple keypairs

Ethereum integration for ProofPack with ES256K signatures, EAS attestations, and multi-network blockchain verification

Use this to encrypt, decrypt, sign and verify data with an ethereum public- or privateKey

A BIP32 compatible library

JavaScript Elliptic curve cryptography library

ANP TypeScript SDK - 智能体网络协议自动配置工具包

Library for encoding ECDSA private keys to PEM, DER and raw hex formats

Beraji: Distributed Secret Sharing.

Core lib for Kylan

Tiny SECP256k1 and ECDSA implementation

Library for operations on secp256k1 keys.

Zero-dependency, secure key generation library. Supports ed25519, x25519, secp256k1, RSA, and WireGuard keys.

Tiny tools, big crypto — seamless encryption and certificate handling for modern web and Node apps.

Humble fork of the @noble/secp256k1 library by Paul Miller.

'JSON Web Almost Everything' - JWA, JWS, JWE, JWT, JWK, JWKS for Node.js, Browser, Cloudflare Workers, Deno, Bun, and other Web-interoperable runtimes

Elliptic Curve arithmetic for up to 256-bit curves written in solidity

ECVRF implementation for Fuel blockchain

only one no dependencied ecdsa secp256k1 by native js.

A utility tool for backing up and restoring vault data with encryption

Cryptographic functions for ethereum and how to use them with web3 and solidity

JavaScript Elliptic curve cryptography library

Web5 cryptographic library

Elliptic curve cryptography library (NodeJS, Browser and Pure JS)

Core identity and cryptographic primitives for AgentAuth

A library to decompose and compose crypto keys of different types and formats

Bitgesell BitcoinJS

node.js library for encoding, decoding, and verifying JSON Web Tokens (JWTs)

JavaScript Bitcoin library

A proxy re-encryption implementation using the secp256k1 curve.

Verifiable Random Function (VRF) library written in Solidity

React Native library for encoding ECDSA private keys to PEM, DER and raw hex formats

[secp256k1](https://www.secg.org/sec2-v2.pdf), an elliptic curve that could be used for asymmetric encryption, ECDH key agreement protocol and deterministic ECDSA signature scheme from RFC6979.

Web5 cryptographic library

Utilities for expermenting with cryptography

EcdsaSecp256k1Signature2019 JSON-LD Signature Suite

JS `secp256k1` elliptic curve operations for use with [`noise-handshake`](https://github.com/chm-diederichs/noise-handshake)

react-native library for encoding, decoding, and verifying JSON Web Tokens (JWTs)

pure javascript for BIP32

JSON Web Almost Everything - JWA, JWS, JWE, JWK, JWT, JWKS for Node.js with minimal dependencies

WebAssembly port of Secp256k1 signatures and key exchange

key conversion tools for key, between der and pem

A set of custom crypto protocols

Converter for elliptic curves public and priveta keys from simple binary to PEM and DER formats.

Lib providing cryptographic functions

Comprehensive JavaScript cryptocurrency wallet library for Bitcoin (BTC), Bitcoin Cash (BCH), and Bitcoin SV (BSV) with custodial and non-custodial wallet support, threshold signatures, and multiple address formats

A utility tool to generate structured string that can be JSON schema validated, signed and verified, and optionally made expired using totp.

node.js library for encoding, decoding, and verifying JSON Web Tokens (JWTs)

nyren-ts256k1 is a TypeScript library for working with the secp256k1 elliptic curve. It includes functionality for key generation, encryption, and decryption using secp256k1 and the xchacha20poly1305 algorithm

Elliptic curve cryptography library (NodeJS, Browser and Pure JS)

JavaScript Bitgesell library

Fastest JS implementation of secp256k1. Independently audited, high-security, 0-dependency ECDSA & Schnorr signatures

A universal JavaScript Elliptic Curve Digital Signature Algorithm (ECDSA) for the Koblitz secp256k1 curve.

zero knowledge authentication and api keys

End-to-end encryption using secp256k1 keys (compatible with EVM wallets)

Discrete Node.js solution for secure access to encrypted data, using ephemeral tokens.

Elliptic Curve Integrated Encryption Scheme for secp256k1

JavaScript Bitgesell library

*This repository is meant only as a dependency for Backbone*

JavaScript Bitgesell library For React Native

A universal JavaScript (Node.js, Deno.js and client) EOSIO (and Antelope) based digital signature package with key utilities.

A suite of cryptographic utilities, including signal protocol, AES, and public key encryption for secure messaging.

JavaScript Elliptic curve cryptography library, includes fix to browser.js so that encrypt/decrypt works

bitcoin-core/secp256k1 working with react-native

Authentication for web3 accounts

Better JavaScript Elliptic curve cryptography library

Cryptographic functions for ethereum and how to use them with web3 and solidity

Crypto Certificate Library

Fastest JS implementation of secp256k1. Independently audited, high-security, 0-dependency ECDSA & Schnorr signatures

Fastest JS implementation of secp256k1. Independently audited, high-security, 0-dependency ECDSA & Schnorr signatures

JWA, JWS, JWE, JWT, JWK, JWKS for Node.js, Browser, Cloudflare Workers, Deno, Bun, and other Web-interoperable runtimes

Elliptic Curve Integrated Encryption Scheme for secp256k1

This module provides a pure js implementation of secp256k1-node

A TypeScript implementation of Verifiable Random Functions (VRF) for secp256k1

JavaScript Elliptic curve cryptography library, includes fix to browser.js so that encrypt/decrypt works

Unlinkable ring signatures for Nostr-compatible secp256k1 keys

Cryptographic functions for ethereum and how to use them with web3 and solidity

Hybrid EC encryption scheme that EC curve secp256k1, and chacha20-poly1305 or aes-256-gcm to encrypt data. The returned data is a packed Buffer with the public key, nonce/iv, tag, and encrypted data.

A BIP32 compatible library

Support for secp256k1 keys in libp2p-crypto

Universal 'JSON Web Almost Everything' - JWA, JWS, JWE, JWT, JWK with no dependencies

ultra-lightweight library for Bitcoin, Bitcoin Cash, and Bitauth

lib for keys derivation, mainly derive an ECDSA SECP256K1 pubkey via chaincode and derivation path

Repo for Node implementation of Planet Nine Cryptography

A WebCrypto polyfill that "smooths out" the rough-edges in existing User Agent implementations.

DID Key Method

Software-based cryptographic adapter for VQP

Authentication for web3 accounts

Another attempt implement fast cryptography for JavaScript

Verify messages signed via DASH addresses.

A WebAssembly (WASM) module for generating and searching for rare secp256k1 cryptographic keys, designed for integration with the VisualKey app.

'JSON Web Almost Everything' - JWA, JWS, JWE, JWT, JWK, JWKS for Node.js, Browser, Cloudflare Workers, Deno, Bun, and other Web-interoperable runtimes

A comprehensive Ethereum cryptography toolkit for key derivation, signing, encryption, and smart contract integration with Web3 and Solidity.

A library to decompose and compose crypto keys of different types and formats

JWA, JWS, JWE, JWT, JWK, JWKS for Node.js, Browser, Cloudflare Workers, Deno, Bun, and other Web-interoperable runtimes

Elliptic Curve Integrated Encryption Scheme (ECIES) implementation for node.js

JavaScript Elliptic curve cryptography library

A WebCrypto Polyfill built on PKCS11

Fastest JS implementation of secp256k1. Independently audited, high-security, 0-dependency ECDSA & Schnorr signatures

Universal 'JSON Web Almost Everything' - JWA, JWS, JWE, JWT, JWK with no dependencies

Library for encoding ECDSA private keys to PEM, DER and raw hex formats

Authentication for web3 accounts

node.js library for encoding, decoding, and verifying JSON Web Tokens (JWTs)

BeraSig: Distributed Secret Sharing.

🔐 Add scalar values to EC points on secp256k1 - the simplest Bitcoin scalar addition library

Canonicalize secp256k1 private keys to ensure public keys always start with 02

Universal 'JSON Web Almost Everything' - JWA, JWS, JWE, JWT, JWK with no dependencies

JavaScript Elliptic curve cryptography library

tweak a taproot pubkey using elliptic curve operations

A BIP32 compatible library

node.js library for encoding, decoding, and verifying JSON Web Tokens (JWTs)

fork of secp256k1 -- using js only version for cross-platform container deploy (not optimal solution)

Cryptographic functions for ethereum and how to use them with web3 and solidity

JavaScript Elliptic curve cryptography library

secp256k1、sm2p256v1 keytools by js

JavaScript Elliptic curve cryptography library

A BIP32 compatible library

Elliptic Curve Integrated Encryption Scheme (ECIES) implementation for node.js

A WebCrypto polyfill that "smooths out" the rough-edges in existing User Agent implementations.

Sign and verify Secp256k1 ECDSA signatures in TypeScript. Compatible with Solana wallets and on-chain verification.

JavaScript Elliptic curve cryptography library

A BIP32 compatible library for Bitcoin II

[](https://travis-ci.com/ega-forever/esss)

Cryptographic functions for ethereum and how to use them with web3 and solidity

'JSON Web Almost Everything' - JWA, JWS, JWE, JWT, JWK, JWKS for Node.js, Browser, Cloudflare Workers, Deno, Bun, and other Web-interoperable runtimes

A library to store and share documents securely with end to end encryption

This module provides js implementation to ecdsa secp256k1 functions

A library for WASM bindings for tiny-secp256k1

Compchain encryption library

A react-native BIP32 compatible library

'JSON Web Almost Everything' - JWA, JWS, JWE, JWT, JWK, JWKS for Node.js, Browser, Cloudflare Workers, Deno, Bun, and other Web-interoperable runtimes

JavaScript Elliptic curve cryptography library

Browser-compatible TypeScript SDK for Hoosat blockchain - crypto, transactions, QR codes

A TypeScript library providing cryptographic utilities

JavaScript Elliptic curve cryptography library