Heroku ToolbeltHeroku Toolbelt 
Heroku Toolbelt. Heroku lets you manage environment-specific configurations, such as credentials for backing services...
Heroku Toolbelt is a powerful command-line interface (CLI) tool that enables developers to effortlessly create, manage, and deploy Heroku applications. Whether you're building new apps or managing existing ones, this tool provides an intuitive way to interact with your Heroku projects directly from the terminal. The Heroku Toolbelt makes it easy to work with applications, manage resources, and access all Heroku features without leaving your command-line interface.
With Heroku Toolbelt, developers can store environment-specific configurations, such as service credentials, securely and separately from the source code. This CLI tool is perfect for streamlining workflows and ensuring that sensitive information is kept safe while allowing for seamless deployment of apps on Heroku.