Best Tool for Infrastructure as Code Writing in 2026
Last Updated: August 14, 2025
Setting up cloud infrastructure by clicking through a dashboard is hard to repeat consistently or track over time. Infrastructure as Code Writing tools help define infrastructure using code that can be versioned and reused.
DevOps and engineering teams use infrastructure as code to make environment setup repeatable and auditable.
Pulumi
PulumiInfrastructure as Code in Any Language is the best for Infrastructure as Code Writing. So, let’s take a closer look at this tool.
Pulumi is an open-source infrastructure as code platform that allows developers to define, deploy, and manage cloud infrastructure using familiar programming languages instead of proprietary domain-specific languages. Think of it as bringing software engineering practices to infrastructure management.
The platform consists of three main products: Pulumi IaC for infrastructure management, Pulumi ESC for secrets and configuration management, and Pulumi Insights for AI-powered infrastructure analytics. What sets Pulumi apart is its use of real programming languages, enabling developers to write infrastructure code with loops, conditionals, functions, and all the features they're used to.
Pulumi manages infrastructure declaratively while providing the flexibility of imperative programming. Each resource is tracked and managed through state files, ensuring consistent and predictable deployments. The platform integrates with existing CI/CD pipelines and supports policy as code for security and compliance requirements.