Puppet 5 remains the software configuration management software of choice, especially for larger-scale configurations.
Here are some examples of current real-world use cases of Puppet:
- Twitter uses Puppet for what is currently one of the larger social networking infrastructures (https://blog.twitter.com/engineering/en_us/topics/infrastructure/2017/the-infrastructure-behind-twitter-scale.html). Facebook uses Opscode Chef, the competitive product in the software configuration management category.
- Uber uses Puppet for its standard configuration management (https://eng.uber.com/uchat/).
- Walmart is also a very large Puppet user (https://puppet.com/blog/how-walmart-scaled-puppet-55K-nodes-and-beyond).
Although there are newer products, ...
