Open source container-based virtualization for Linux.

OpenVZ allows multiple secure, isolated Linux containers (also known as virtual private servers or virtual environments) to run on a single physical server. This technology enhances server utilization and ensures that applications do not conflict with each other.

• OpenVZ @ Bitbucket.

Related contents:

• 9 Best Virtualization Software for Linux @ It's FOSS.

Cloud-init is the industry standard multi-distribution method for cross-platform cloud instance initialization. It is supported across all major public cloud providers, provisioning systems for private cloud infrastructure, and bare-metal installations.

• Cloud-init @ Read the Docs.
• Maîtriser Cloud Init @ Culture et Outils DevSecOps .

Terraform provides a common configuration to launch infrastructure — from physical and virtual servers to email and DNS providers. Once launched, Terraform safely and efficiently changes infrastructure as the configuration is evolved.

Terraform enables you to safely and predictably create, change, and improve infrastructure. It is a source-available tool that codifies APIs into declarative configuration files that can be shared amongst team members, treated as code, edited, reviewed, and versioned.

• Terraform @ GitHub.

Related contents:

• #103 Bonnes pratiques Terraform @ DevApps.ms .
• BRICOLO : je fais toutes les conneries possibles avec terraform @ Cyberpunk à Chien .
• Home Lab Automation with Terraform, Ansible, and CI/CD pipelines! @ VirtualizationHowto's YouTube.