Learn Grails, Step by Step
Grails Example provides hands-on video tutorials and written articles covering the Grails web application framework. Discover how to build scalable microservices with Grails and Spring Cloud in our latest step-by-step guide Using Grails for microservices with Spring Cloud. Topics range from Groovy basics and application security to packaging and deploying Grails applications in the cloud. Content is organized into categories such as Build and Basics, with posts tagged under Grails Tutorial for easy discovery.
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Key articles from the Grails Example series
Deploying a Grails Application Using AppFog
Published November 10, 2013 by mkelly. Learn how to package a Grails app into a WAR file and deploy it to AppFog's cloud platform.
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What is Groovy?
An introductory article on the Groovy programming language, part of the Basics category and tagged under Grails Tutorial.
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Basic Security
Covers fundamental security concepts for Grails applications, referencing the Spring Security Core Plugin and related developer resources.
Read MoreBuild & Deploy with Confidence
The tutorials walk through real-world scenarios — from writing your first Groovy code to securing and deploying a production-ready Grails application on cloud platforms.
Full Course OutlineGrails Example is a learning resource built around the Groovy-based web application framework that has become a staple in the Java virtual machine ecosystem. The site pairs written articles with screencast video tutorials, giving developers of all experience levels a practical path to mastering Grails from the ground up. Whether you are completely new to the language or an experienced Java developer looking to add another tool to your belt, the content is structured to guide you through the fundamentals and into more advanced territory at a comfortable pace.
The tutorials begin with the core language and Groovy basics, ensuring that learners establish a solid foundation before moving into framework-specific concepts. From there, the content expands into application security, user authentication, and the many built-in features that make Grails attractive for rapid development. Each lesson is designed to be hands-on, encouraging you to follow along in your own environment while the screencasts demonstrate the exact commands and code needed to build functional applications.
Deployment and packaging are major themes throughout the site, with dedicated content covering how to take a completed Grails application and prepare it for production. The tutorials walk through building WAR files, configuring datasource settings, and understanding the various server hosting options available. Cloud platforms are also covered in depth, with guidance on provisioning services, managing RAM allocations, and getting your application running on popular hosting services that support the framework.
The site also explores the broader ecosystem surrounding Grails development, including the Groovy language itself and how it integrates with the JVM. Articles touch on the command line tools and terminal workflows that developers use daily, from installing the necessary environment on Linux or Windows to running build commands and managing dependencies. This practical, terminal-first approach mirrors how real Grails development happens in professional settings.
Community and discussion are woven into the fabric of the resource as well. Each post invites readers to subscribe, leave replies, and engage with the material, creating a space where developers can share their own experiences and troubleshoot together. The content is organized with clear navigation, including primary and secondary menus, search functionality, and category pages, so finding a specific tutorial or topic is straightforward even as the archive grows over time.
The design of the site reflects a clean, industrial aesthetic that matches its technical subject matter. A light gray background, deep black UI elements, and a bright blue accent color give the pages a crisp, corporate feel, while generous spacing and sharp rectangular components keep the focus on the content. Whether you are browsing on a desktop or mobile device, the layout remains airy and readable, letting the tutorials and code examples take center stage without unnecessary visual clutter.