Projects & Previous Work

You can find most of my recent projects on Github: https://github.com/metachris

I’ve been working with those groups and organisations in recent years:

• Nash
• Red Pulse
• City of Zion
• NEO Smart Economy
• One Laptop Per Child (OLPC)
• MeetMe.com
• All About Apps
• Metalab Vienna
• Google Summer of Code
• Doctors Without Borders

Products and Projects

Notable projects and products, in more or less chronological order (most recent first):

• go-ethutils - Go helpers for Ethereum data analysis
• flashbots-failed-tx - Detecting failed 0-gas and Flashbots transactions
• flashbots-failed-tx Telegram Bot - Telegram bot for ☝️
• eth-go-bindings - Go bindings for Ethereum smart contracts: ERC20, ERC165 and ERC721, ERC777, ERC1155
• TypeScript Boilerplate - modern TypeScript project setup, for Node.js and browsers
• frischluft.works - CO2 monitor with charts and alerts (MicroPython, ESP32)
• micropython-ctl - TypeScript library for talking to MicroPython devices
• Nash App - Cryptocurrency wallet & platform (cross-platform)
• Red Pulse App - App for Red Pulse research (cross-platform)
• NEO Blockchain projects
  • neo-python - Python SDK and implementation of the NEO blockchain
  • NEO private network: run a full NEO blockchain locally (using Docker)
  • Python NEO smart contract workshop - smart contract tutorials for my workshops
  • Docker images: NEO private network, neo-python
  • Red Pulse Smart Contract Migration
• Flock Multiplayer Engine - Mobile multiplayer as a service
• USB Looper, Multilooper - Media player for exhibitions and museums
• logzero - Robust and effective logging for Python 2 and 3
• python-boilerplate.com - Python boilerplate generator
• PDFx - PDF data & link extraction
• TypeScript + Node.js Boilerplate - template for solid, minimal project setup
• RPIO - Raspberry Pi IO library with software PWM
• Blinkenschild - the RGB display for every occasion [2] [3] [4] source
• Most Simple Ajax Chat Ever - One of the first Ajax chats ever (Feb 2006)
• Ajax Chess - The world’s first JavaScript multiplayer online chess (April 2006)
• Android Snippets - Before Stack Overflow took over
• CSS Pivot - Modify third party websites’ CSS and share it
• Backend Info - Browser plugin to detect the backend powering a website
• My Market - Better Android Market app, based on reverse engineering (2010)
• xo-get - Package manager for OLPC’s XO laptop

Talks, Workshops & Teaching

Neo Smart Contract Development with Python:

• Neo DevCon 2018 (San Francisco). Workshop held at Github headquarters (YouTube, 2h 17m)
• Neo World Tour 2018 (Vienna, Austria)
• Blockchain Summit 2019 (Vienna, Austria)
• Resouces: code used in workshop

Various:

• Teaching software engineering and Android app development at University of Applied Sciences Vienna
• Git Workshops at Metalab Vienna, 2014
• Chaos Radio - About One Laptop Per Child (70 min, German)
• Rundfreifunk - Live at 24C3, about One Laptop Per Child (15 min, English)