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Rails Composer

RailsApps provides open-source Ruby on Rails starter applications and detailed tutorials to help developers quickly launch projects, learn Rails best practices, and implement common features.

Introduction

RailsApps is an open-source project designed to provide starter applications and detailed tutorials for Ruby on Rails developers. It helps developers quickly launch new projects and learn Rails best practices by offering pre-built codebases and step-by-step guides.The project includes:* Rails Composer: A powerful tool for generating custom Rails starter applications, similar to an enhanced version of 'rails new'.* Capstone Rails Tutorials: Tutorials that explain all application code in detail, helping developers gain a deep understanding of various aspects of Rails.* Learn Ruby on Rails: A highly-rated introductory Rails book, available with free access options.RailsApps aims to lower the barrier to Rails development, allowing developers to focus on building core features rather than repetitive configuration.### Target AudienceRuby on Rails developers, beginners, and developers who need to quickly launch Rails projects or implement specific features.### Key Features- Provides various Rails starter application templates- Rails Composer tool for custom application generation- Detailed Rails development tutorials- Ruby on Rails learning book- Integrated Bootstrap frontend framework- Implements user authentication (OmniAuth, Devise)- Implements user authorization (Roles, Pundit)- Mailing list functionality with background processing- Stripe payment integration (Checkout, Coupons)- Download functionality combined with role authorization### Use Cases- Quickly launch new Rails projects- Learn Ruby on Rails development- Add user authentication to Rails applications- Implement complex role-based permission management- Integrate Stripe payment functionality- Build mailing list subscription features- Develop small business websites### Pros- Provides a large number of free starter applications- Detailed tutorials, helpful for understanding code- Rails Composer greatly simplifies project initialization- Covers common core functionalities in Rails development (authentication, authorization, payments)- Open-source project with community support- Includes a highly-rated introductory book### Cons- Some content (e.g., copyright year) might indicate infrequent project updates- Primarily targets the Rails ecosystem, not applicable to other tech stacks- Free applications may require additional customization to meet specific needs- Only some tutorials are paid, which might incur additional costs to access all learning resources### PricingMost starter applications and the Rails Composer tool are free."Capstone Rails Tutorials" cost $95."Learn Ruby on Rails" book is available for free or can be purchased.

Latest News

RailsApps · rails_apps_composer gem

RailsApps · rails_apps_composer gem

8/4/2026

RailsApps · rails_apps_composer gem ### A smart way to maintain starter apps. Join forces with other Rails developers. It's open source on GitHub. RailsApps · rails\_apps\_composer gem [View on GitHub](https://github.com/RailsApps/rails_apps_composer) # rails\_apps\_composer ## Create Rails appli...

RailsApps · Build and Learn · Examples and Tutorials

RailsApps · Build and Learn · Examples and Tutorials

8/4/2026

RailsApps · Build and Learn · Examples and Tutorials The RailsApps open source project offers starter applications and tutorials for Rails developers. All code explained in the Capstone Rails Tutorials. Generate the applications with the Rails Composer tool. #### Learn Ruby on Rails Get the boo...

Rails Composer

Rails Composer

8/4/2026

Rails Composer ## from the RailsApps open source project

Rails Error: “Could not be loaded… You have already activated…” · RailsApps

Rails Error: “Could not be loaded… You have already activated…” · RailsApps

8/4/2026

Rails Error: “Could not be loaded… You have already activated…” · RailsApps # Rails Error: “Could not be loaded… You have already activated…” #### by Daniel Kehoe Last updated 15 December 2012 Here’s help for the error “You have already activated (…) but your Gemfile requires (…)”. This is a no...

Rails Applications on GitHub · RailsApps

Rails Applications on GitHub · RailsApps

8/4/2026

Rails Applications on GitHub · RailsApps # Rails Applications on GitHub #### by Daniel Kehoe Last updated 27 May 2014 The RailsApps project offers open source Rails applications on GitHub. Use any of the Rails example applications for learning Rails, or as a starter app when you begin a new Rail...

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