cryptum-official/cryptum-sdk

(De)serialization functions for the Cardano blockchain along with related utility functions

Metaplex JavaScript SDK

JavaScript client for Token Metadata

SPL Token Program JS API

Promise based HTTP client for the browser and node.js

A library for arbitrary-precision decimal and non-decimal arithmetic

Bitcoin BIP39: Mnemonic code for generating deterministic keys

Base 58 encoding / decoding

Utilities for handling Ethereum keys

Functional programming in TypeScript

A deep deletion module for node (like `rm -rf`)

Key derivation for Stellar (SEP-0005)

A library for working with the Stellar network, including communication with the Horizon and Soroban RPC servers.

Ethereum JavaScript API

TypeScript definitions for node

BDD/TDD assertion library for node.js and the browser. Test framework agnostic.

Extends Chai with assertions about promises.

JSDoc linting rules for ESLint.

Runs prettier as an eslint rule

Generate massive amounts of fake contextual data

Yet another JS code coverage tool that computes statement, line, function and branch coverage with module loader hooks to transparently add coverage when running tests. Supports all JS coverage use cases including unit tests, server side functional tests and browser tests. Built for scale

simple, flexible, fun test framework

HTTP server mocking and expectations library for Node.js

TypeScript is a language for application scale JavaScript development

Implementation of the various Ethereum Transaction Types

Digital Assets

Metaplex JavaScript API

Official SDK for the Pinata IPFS platform

Solana Javascript API

BIP-0032 like derivation for ed25519 curve

Bitcoin BIP32 hierarchical deterministic keys

Cryptographic key pairs for the XRP Ledger

Deprecated - consider migrating to xrpl.js: https://xrpl.org/xrpljs2-migration-guide.html

TypeScript definitions for bitcore-lib