GitLab is a single application that spans the entire software development lifecycle, providing platform engineers with tools to create, verify, manage, secure, release, and monitor software. Circle CI is a continuous integration and deployment tool that allows engineering teams to build, test, and deploy software using intelligent automation. GitHub Actions enables platform engineers to automate workflows from idea to production, while Kubernetes provides a tool for managing containerized applications. Ambassador Cloud solves the challenge of developing, viewing, and managing Kubernetes services across the entire software lifecycle. Drone is a continuous integration platform that automates pipeline configuration, testing, and deployment. Hashicorp Vault manages secrets and protects sensitive data. AWS provides computing power, database storage, serverless, content delivery, security, and identity solutions. Docker allows developers to bundle code and its dependencies into a single package that can run quickly and reliably from one computing environment to another. Ansible is an automation tool that handles configuration management, application deployment, and cloud provisioning. Terraform is the de-facto tool platform engineers use to write and deliver infrastructure as code. Platform engineers adopt tools that make them successful, focusing on specific issues and building great solutions around them. The right tools make platform engineers more productive and help companies achieve business goals faster.