A minimal, yet complete, python API for Etherscan.io.

Reproduce DeFi hacked incidents using Foundry.

Ethereum transaction decoder (community version).

To learn common smart contract vulnerabilities using Foundry!

Puzzles used in the 2022 Paradigm CTF

cmd2 - quickly build feature-rich and user-friendly interactive command line applications in Python

☠️ Common Security Exploits and Protections on Solana

Utility to combine Solidity project to a flat file

A python utility to flatten Solidity code with imports into a single file.

Generate Solidity interface from ABI JSON

A Simple , ☁️ Lightweight , 💪 Efficent JSON based database for 🐍 Python. PysonDB-V2 has been released ⬇️

Tools for use in DeFi. Impermanent Loss calculations, staking and farming strategies, coingecko and pancakeswap API queries, liquidity pools and more

A repository for maintaining lists of things like malicious URLs, fake token addresses, and so forth. We love lists.

Ethereum token definitions

List of contracts from known projects (work in progress)

Registry of 4byte function signatures and their human readable counterparts.

Need a bot?

Symbolic execution tool

Ethereum smart contract fuzzer

Analyze and reproduce attack events or vulnerabilities in the blockchain world.

POC for DeFi Vulnerabilities

Secure Multi-Party Computation (MPC) with Go. This project implements secure two-party computation with Garbled circuit protocol.

Terminal Emulators

Arduino/ESP32 based DIY VR Haptic gloves. Compatible with SteamVR via OpenGloves.

Multiplayer junqi (军旗) app using socket.io (Old website no longer working: http://junqi.herokuapp.com/)

Documentation for helios server:

EN.650.624 Network Security