This part focuses on using Remix IDE, which is a browser based smart contract IDE. We will basically answer the question: Where can I use / download Remix IDE, and what is the difference between packages?

• An online version is available at https://remix.ethereum.org. This version is stable and is updated at almost every release.
• An alpha online version is available at https://remix-alpha.ethereum.org. This is not a stable version.
• npm remix-ide package npm install remix-ide -g. remix-ide create a new instance of Remix IDE available at http://127.0.0.1:8080 and make the current folder available to Remix IDE by automatically starting remixd. see Connection to remixd for more information about sharing local file with Remix IDE.
• Github release: https://github.com/ethereum/remix-ide/releases . The source code is packaged at every release but still need to be built using npm run build.
• Mist: Remix IDE can be started and use the local geth node from Mist https://github.com/ethereum/mist/releases
• Electron: Remix IDE wrapped as an Electron app is available at https://github.com/horizon-games/remix-app