Building Blocks (152)

Runar

BSV Association

Write Bitcoin smart contracts in TypeScript, Go, Rust, or Solidity

TypeScriptGoRustSolidity

SwiftBSV

Henry Hudson

A pure‑Swift SDK for Bitcoin SV providing keys, addresses, HD wallets, transactions, scripts, signatures, encryption and SPV verification.

SwiftNative Bitcoin Script

Gigamonkey

GGigaMonkey

A C++ library providing basic Bitcoin functions.

C++

handcash-mpp

HandCash

A TypeScript library that implements the HandCash Machine Payments Protocol for building paid HTTP APIs on Bitcoin SV.

TypeScript

BSV Micropay Middleware

Ruth Designs Digital

BSV Micropay is a TypeScript toolkit that lets any web service charge sub-cent fees per API call using Bitcoin SV, with zero billing infrastructure and zero human interaction in the payment loop.

TypeScript

secp256k1-native

Simon Bettison

Ruby secp256k1 implementation with an optional C extension to mitigate side channel attacks

RubyC

handcash-connect-sdk-js

HandCash

Server‑side Node.js SDK for securely interacting with HandCash accounts.

TypeScript

teranode-quickstart

BSV Association

Docker quickstart for running a Teranode node

TypeScript

apps-overlay-services

BSV Association

Metanet App Catalog overlay

TypeScript

kvstore-services

BSV Association

KVStore overlay services

TypeScript

bsv-browser

BSV Association

Mobile browser for BSV identity + micropayments

TypeScript

Teranode

BSV Association

BSV Blockchain Teranode — high-throughput node

Go

ts-templates

BSV Association

BSV Bitcoin Script templates (TypeScript)

TypeScript

go-script-templates

BSV Association

Bitcoin Script templates for the BSV Go SDK

Go

py-sdk

BSV Association

Python SDK for the BSV ecosystem

Python

go-sdk

BSV Association

Comprehensive Go SDK for the BSV blockchain

Go

ts-sdk

BSV Association

Unified TypeScript SDK for the BSV blockchain

TypeScriptJavaScript

sCrypt

sCrypt Inc

Smart Contract Language for Bitcoin SV

TypeScript

Bitcoin UI blocks for React.

bsvradar

BigBlocks.dev provides production‑ready libraries, authentication components, MCP servers, and VS Code tools for building Bitcoin applications.

TypeScript

SendBSV Rates Oracle

BSVanon

Multi-currency Bitcoin SV price oracle: median BSV price across 7+ exchanges, 7 fiat currencies, signed rate envelopes, served as a subscription API.

JavaScript

SendBSV BSV Payments for WooCommerce

BSVanon

WordPress plugin that lets WooCommerce accept Bitcoin SV payments directly to a self-custodied wallet, with an optional SPV-first hosted invoicing mode.

PHPJavaScript

BitcoinCalculator

Daniel Krawisz

A calculator app for Bitcoin keys, signatures, scripts, and transactions.

C++

vault-manager

deggen

Offline-first tool for managing BSV coins in cold storage

TypeScript

SV Node

BSV Association

SV Node is a full node implementation for the BSV Blockchain

C++