# Blockchain Development Roadmap

**Stage 1: Currency Application Development (2017 – By the end of 2019) - All Complete**

* Daemon Development and Optimization
* CLI Wallet / Desktop Wallet Development and Optimization
* Web Wallet / Mobile Wallet Development and Optimization
* E-Commerce Plug-In Integration Development
* Codebase Language Format Updated to Clang (C++ Linting)
* Known bugs for Qwertycoin software and CryptoNote codebase are being patched and fixed.
* Redundant and unused codes were removed.
* C++ Cross-Compilation Dependency Manger \[Hunter/Polly]
* Codecov Implementation for Code Coverage
* Travis CI and Appveyor CI - Later replaced by Github Action.
* Automatic Github Release Deploy Feature.
* Release of Zero GUI wallet
* Release of Web Wallet and Mobile Wallet
* Multi-language support for wallets

**Stage 2: Currency + Application Development (2020 – By the end of 2022) - Current Phase**

* Consensus Update (EPoW Implementation)
  * CIMA (Confidence Interval Moving Average) Difficulty Algorithm - Complete
  * CLIF (Critical Level Impediment Failsafe) Difficulty Algorithm - Complete
  * New Block Reward Algorithm with Consistency - Complete
* Consensus Update (EPoS Implementation)
  * New Block Construction Method (Hybrid PoS/dPoS)
  * New Stake Reward Algorithm 
* Consensus Update (EPoSe Implementation)
  * Hybrid EPoW/EPoS Consensus
* QWCX Wallet - Cross-platform SPV(Simplified Payment Verification) wallet
  * Mobile Platform - Android and iOS
  * Desktop Platform - Windows, Linux, MacOS
  * Web Platform
* DB(LMDB) Implementation
  * Minimize memory use and launch multiple mempool layers.
* Smart Contract Implementation
  * Time-Locked Transactions
  * Multi-Signature Transactions
  * On-Chain Trading

**Stage 3: Currency Ecosystem Development (2022 – 2024)**

* Invitation/Integration of Existing Commerce Applications
  * Commercial Chat Service (Wallet + Chat)
  * Email Service (Email + Account Alias)
* Commerce Integration Optimization
* Local Fiat Exchange Commerce
  * ATMs
  * Local Store Exchanges
* Patches and Updates for All Software

**Stage 4: Application Development and Deployment (2024 – Continuous)**

* Search Engine + Desktop/Web/Mobile Wallet
* Activation of Local Fiat Currency Exchange (Stores)
* Business Applications