Bitcoin Script Debugger

A Python3 SegWit-compliant library which provides tools to handle Bitcoin data structures in a simple fashion.

A simplified blockchain implementation in Java

A mini scripting language for all things Bitcoin

⚖️ Easily write and interact with Bitcoin Cash smart contracts

an online IDE for bitcoin and bitcoin cash contracts

Programming Bitcoin Script Transaction (Crypto) Contracts Step-by-Step - Let's start with building your own bitcoin stack machine from zero / scratch and let's run your own bitcoin ops (operations)...

Bitcoin Script VM in Cairo

The go-to Bitcoin Transaction (BT) Go library.

The first comprehensive developer’s guide to Bitcoin's most powerful upgrade — Taproot, fully open-access, reproducible, and testnet-verified. Written by Aaron Zhang. Supported by OpenSats.

CS 198-077 Blockchain for Developers DeCal Spring 2020: Taught at UC Berkeley during the Spring 2020 semester by the Blockchain at Berkeley Education Department.

Specification for the sCrypt Smart Contract Language

A complete tool for creating and editing bitcoin transactions

CS 198-077 Blockchain for Developers DeCal Spring 2021: Taught at UC Berkeley during the Spring 2021 semester by the Blockchain at Berkeley Education Department.

Cryptoeconomically-safe trustless high-load computing on top of Bitcoin

CryptoDrain is a Python program that allows for quick and secure sweeping of crypto wallets using just the seed phrase, with no need for derivation paths, built with Python 3.11 and the python-bitcoinlib library, and released under the GPLv3 license.

BSV Hackathon: Use Tape Recorder to record any computation onto Bitcoin Script using a Wang B machine written in Forth

QuantumAudit – TypeScript CLI & library that classifies Bitcoin addresses and scriptPubKey hex against a quantum risk rubric aligned with draft BIP‑360 (P2MR) and BIP‑361 (post‑quantum migration). Produces readable reports with migration hints, optional BTC at‑risk totals, and a BIP‑361 timeline simulator – educational planning tool, not protocol

circ – TypeScript toolkit for issuing and managing Bitcoin‑native stablecoin‑style assets (RGB / Taproot Assets inspired). Client‑side validation design, gRPC façade for wallets/POS systems, in‑memory ledger, and Docker Compose with Bitcoin Core regtest + RGB proxy. Build stable settlement on Bitcoin without Python dependencies.