Francesco Canessa

Latest projects

Autotrader query

Query the autotrader "API"

Ruby Shell

Sinatra forum

Sinatra Forum (DataMapper, Haml, SASS, CoffeeScript) - coded in 2012

CoffeeScript JavaScript

Libra explorer



Easily load hashes into objects automatically! The implementation is cleaner than the original hashie/mhash as no method_missng/class_eval is used.



Blockchain Block explorer in ruby using Bitcoin Core's RPC API (status: in development)

explorer bitcoin ruby bitcoin-core bitcoin-core-rpc Ruby CSS

Vr blockchain explorer

Unity VR Bitcoin Blockchain explorer example project (status: prototype) - VR target: Oculus Rift (devkit 1)

C# JavaScript

Spark ar projects

I'm open sourcing my Spark AR projects so that you can use them as a base/reference for your AR effects!


Spark ar scripts

Spark AR scripts (javascripts) for effect projects based on them


Ethereum keychain

status: prototype - Ethereum wallet js lib based on bitcoinjslib keys and bip39

JavaScript Shell

Op return.js

OP Return example using JS, bitcore-lib and - Timestamp a digital signature or fingerprint an OP_RETURN transaction on the bitcoin blockchain - status: WIP

JavaScript Dockerfile

Blockchain info api basic

Simple API around to: get address balance, get UTXOs, and push transactions.

HTML Shell

Bitcoin keychain

BitcoinJS Keychain (Wallet) based on bitcoinjs-lib --- supports segwit addresses and transactions

JavaScript HTML

Comma api rb

Query the Comma and Athena (device) API via Ruby - status: WIP - #api-client #openpilot

openpilot comma-api ruby api api-client Ruby HTML

Web3 proxy

JSON RPC Proxy to evade cors (meant to proxy web3 requests)


Sinatra sse example

Sinatra example using EventSource (Server Sent Events)



Coder "portfolio" site based on github graphql api

Ruby CSS

Threejs example 2011

ThreeJS coffeescript code from 2011, still works, recently updated just because...

Ruby Shell


Portfolio website for an architect, using coffeescript and jquery animations

Ruby CoffeeScript

Estemporary site

very simple website/gallery for:

v Ruby CoffeeScript

Bitcoin exchange

Old project - not finished (UI & routes done - order processing is missing) - see newer projects in


Xdai wallet

xDai Ethereum Wallet

Shell Ruby

Bitcoin wallet

WIP - Prototype for a LN Bitcoin wallet (LND frontend) for Android built using HTML5/JS - status: alpha, early stage

Shell CSS


:computer: npm desktop manager

npm npm-desktop-manager npm-gui npmjs gui mac linux windows macos JavaScript HTML

Autotrader scraper youtube

Episode 2 of makevoid's youtube series on programming (openpilot and blockchain)



I'm building a OpenPilot EON dahsboard/companion application in cordova - WIP


Angular datepicker

Angularjs datepicker module, generate a datepicker on your input element -

angular angularjs datepicker directive angular-directives JavaScript HTML

BTCusd resistance lines

Automatically find resistance lines in BTCUSD pricing trading data using Meanshift Clustering

HTML Python

Bitcoin wp

mirror of the bitcoin whitepaper -

K3s deploy

Setup a K3S cluster with one master and two workers on 3 VMs on AWS Lightsail - STATUS: WIP


Bit nfc

Bitcoin NFC Android Mobile Wallet - JS + Ionic + Cordova + Bitcore + API + Cordova NFC plugin

bitcoin nfc blockchain cordova android btc JavaScript CSS

Bitcoin address watcher

Bitcoin address watcher // transaction notifier - receive a push notification when you receive a transaction

bitcoin tx-notifier notifier ruby notification loop blockcypher block-explorer transactions Ruby Dockerfile

IPFS setup Docker compose

Docker Compose IPFS cluster setup



RJS - RubyJS - Examples on how to write JS* in Ruby - RJS is a valid ruby dialect which resembles JS


Discord daoc phoenix bot

Discord Bot that integrates with the DAOC Phoenix freeshard Herald (lang: ruby, status: prototype)

discord ruby bot daoc daoc-phoenix Ruby Shell

Blockchains list

Personal list about Blockchains


Ruby CoffeeScript


status: prototype - Memory game based on Bitcoin Mnemonic seed keys

Ruby JavaScript

Try stomp

Try ActiveMQ Stomp using nodejs


Roda HAML boilerplate

simple Roda + Haml boilerplate app to quick-start your roda, view based apps - check the latest css based one >>>

Ruby CSS

Esk8 calc

(DIY) Electric Skateboard Calculator Tool


Try nomic

try nomic on mainnet

v JavaScript

Try lotion

v JavaScript

Try ETHworks Ethereum rb

Ruby Dockerfile


ruby scripts for managing app servers - setup, utils and some config files (nginx, etc...)


Angular tooltips

Angularjs tooltips module, add tooltips to your elements -

angular tooltips angularjs angular-directives directive JavaScript HTML

Node container

good starting / base / boilerplate dockerfile - dockerize your node app easily


Nginx proxy

Simple entry-point nginx proxy - Configure it via a single environment variable

HTML Shell

Ruby coffee Docker container

Docker ruby 2.3 cointainer /w coffeescript - status: recently-bumped


Ruby 2.x container

Fork of the original ruby 2.x container from Dockerhub - on Ubuntu Cosmic (18.10) - good for starting, but I suggest to use alpine for package size

ruby docker xenial ubuntu ubuntu1604 Dockerfile


Official website

website 720kb JavaScript CSS


A simple full duplex api. At the moment the transport is backed by websockets.

nodejs communication websockets JavaScript HTML

ETH sweep tool

Sweep all the Ethereum addresses balances imported from a 12 words mnemonic - Status: Alpha - Refactoring is needed


Blockchain pen

BlockchainPen - a web app for writing messages to the blockchain.


ETH parity simplestorage

Example using parity locally to deploy and use a simple-storage (hello world) Ethereum contract.

Shell JavaScript

Sequel kv

Simple key-value store on top of the Sequel ruby query builder library

Ruby Shell

Paperbank pocket

Paper wallets / keychains using a Pocket Photo printer

JavaScript HTML


Ethereum vanity address "generator" written in golang.

vanity-addresses ethereum cli golang Go

CC menubar

Crypto Currency Menubar built in Electron.js in ~50 LOC

Python JavaScript

Bip38 decrypt

Command line utility to decrypt a BIP38 (encrypted) private key.

bitcoin js nodejs bip38 private-keys encryption cli JavaScript

Try rematch

Repo to try rematch w/ counter example (based on create-react-app)


Try passenger Docker

Example setup of a docker container running passenger mounting a roda/rack app


Bw hackathon

Blockchain Week Hackathon '16-17 slides - intro to Bitcore-lib, OP_Return, solidity via Remix and Metamask

javascript hackathon presentation samplecode Ruby HTML

Roda HAML boilerplate Bulma

Roda HAML boilerplate with bulma.css instead of milligram.css

Ruby CSS

ETH Kovan deploy

Deploy a contract and call it on Kovan using web3v1, and


ETH wallet presentation

Ethereum Presentation: Create a Wallet with web3.js

Ruby Shell

React sb simple setup

React Simple Setup based on @SharifsBeat sample code

JavaScript HTML

Ethereum Geth dev

Ethereum DEVnet - one node, automatic address generation, genesis block setup + mining script ~160MB

Shell CoffeeScript

Angular socialshare

Angular social share module, share urls and content on social networks such as facebook, google+, twitter, pinterest and more ... -

angular social sharing share media angularjs JavaScript HTML


JavaScript HTML

Parity Web3 sample repo

Parity Dev chain hello world sample /w web3 v1 beta

web3 ethereum demo js node JavaScript


Easily navigate the DOM and highlight the elements -

javascript highlighter dom-element visualization html dom navigator HTML JavaScript

EM WS Unity proxy

a ruby websocket proxy sample app/implementation

Ruby Shell

Try Ruby ETH

ruby-eth hello world


Parity stable Docker

Docker automated build containing a quite light debian based container with parity installed, compiled from source

docker parity shell container

Docker Roda

Sample docker-enabled ruby (Roda) app as base for a JSON API.

Ruby Shell

Pool sur ETH

PoolSurETH is a Decentralized Insurance Configurator applied to any travel field (flights, trains, cruises etc...)

Ruby JavaScript

Docker UI

Docker UI playground - status: alpha - just exploring ruby docker-api building a basic sinatra frontend for it

Ruby CSS


Bitcoin Core conf file generator for connecting to a "big" number of core nodes



Ruby Script/Task to provision a remote Ubuntu 17.04 Server / VM with ruby (2.3), nodejs (8), nginx, passenger...


Op return bcyp

Ruby Library to get the OP_RETURN data of all the latest transactions submitted by a particular bitcoin address - blockcypher 3rd party impl.

Ruby Shell

Blockchain pen

Check the new repo:

Ruby CSS

RediJSON models

Document-like ORM based on Redis key value store - uses Redis Re-JSON for full json manipulation


Redis reJSON rb

Redis ReJSON (v4 Module - json manipulation) adapter for Ruby's Redis-rb - WIP

Ruby Shell


Simple static site for 3D Making printing service + 3dshop (web slicing tool for 3d shops)

Ruby OpenSCAD

Angular downloader

Angular Downloader is an angularjs directive that enables you to manage browser download -

angular angularjs download downloader directive angular-directives JavaScript


I/O customizable voice driven butler -

audio voice javascript commands voice-commands tasks dom HTML JavaScript

Angular fx

Angular CSS3 animation directives (ngfx-bounce, ngfx-shake, ngfx-flip, ngfx-pulse and more ...)

angular animation angularjs angular-directives animations animate JavaScript HTML

Angular background

Angularjs dynamic background module, generate and change element background on the fly -

JavaScript HTML

Redichain web base container

Base docker container for Redichain Web app


Smash old fashioned HTTP downloaders! Thor agrees!

Ruby CSS


Bitcoin Paper Key generator - using a thermal USB printer and a basic linux box (like a Rrasp. PI) - Paper Wallet Generator

paper-wallets raspberry-pi bitcoin linux cold-storage Ruby

Docker container templates

Docker container templates (various) - my favourite:

Python Shell

Try Twilio sms

Ruby class that sends an SMS message with twilio (code sample)

twilio api sms Ruby

Mkv TheGrid

status: WIP --- TheGrid shell command to upload to thegrid

Ruby CoffeeScript

React Redux Rollup boilerplate

Simple(st?) Redux+React boilerplate with Rollup - livereloads in sub-second time

Ruby JavaScript


720kb media & press files

HTML JavaScript

Blockchain container Ethereum Bapp

Base Bapp2 Base Ethereum Docker Container - Provides the required Tools (geth, solc, parity)

Ruby Shell

Blockchain container Ethereum

Base Bapp2 Base Ethereum Docker Container - Provides the required Tools (geth, solc, parity)

Ruby Shell

Blockchain container Bitcoin

Bitcoind + btcd + bcoin docker container

Shell Ruby