
HashiCorp is an infrastructure automation company that provides open-source and enterprise tools for provisioning, securing, connecting, and running cloud infrastructure. Its flagship products Terraform and Vault are used by thousands of organizations worldwide to manage multi-cloud environments and protect sensitive credentials at scale.
Terraform is an open-source infrastructure-as-code tool that lets teams define, provision, and manage cloud infrastructure across any provider using declarative HCL configuration files. Used by DevOps and platform engineering teams at companies of every size, it enables repeatable, version-controlled infrastructure workflows across AWS, Azure, GCP, and hundreds of other providers.
AWS CloudFormation is Amazon's native infrastructure-as-code service that allows users to model and provision AWS resources using JSON or YAML templates, tightly integrated with the AWS ecosystem.
Provider-agnostic multi-cloud support with a far larger ecosystem of community modules
Pulumi is an infrastructure-as-code platform that allows developers to define cloud infrastructure using general-purpose programming languages like Python, TypeScript, and Go.
Declarative HCL is simpler to audit and review for infrastructure governance teams
Ansible is a Red Hat configuration management and automation tool that uses agentless YAML playbooks to configure servers, deploy applications, and orchestrate IT workflows.
Terraform focuses on infrastructure provisioning while Ansible handles configuration, making them complementary rather than competing