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CLI

Over the past decade, millions of developers have interacted with the Heroku CLI . In those 10 years, the CLI has gone through many changes. We've changed languages several times; redesigned the plugin architecture; and improved test coverage and the test framework. What follows is the story of our team's journey to build and maintain the Heroku CLI from the early days of Heroku to today.

Ruby (CLI v1-v3) Go/Node (CLI v4) Go/Node (CLI v5) Pure Node (CLI v6) What's Next?

Today we are announcing the newest version of the Heroku CLI . We know how much time you spend in the CLI as developers and how much pride you take in being able to get things done quickly. Our new CLI has big improvements in performance as well as enhanced readability for humans and machines.

Tuned for Performance

CLI response time is made up of two parts: the API response time and the performance of the CLI itself, and the latter is where we’ve made big improvements. While a typical Unix user should experience responses…

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