Machinery is a systems management toolkit for Linux. It supports configuration discovery, system validation, and service migration. It's based on the idea of a universal system description.

AsciiBinder is an AsciiDoc-based system for authoring and publishing closely related documentation sets from a single source.

A complete, standalone view rendering system that gives you everything you need to write well-factored view code

FlavourSaver is a pure-ruby implimentation of the Handlebars templating language

Turn Ruby objects into JSON -- correctly!

Papercraft: functional HTML templating for Ruby

A collection of web filters for rake-pipeline

Rubyoshka: composable HTML templating for Ruby

RubyPython is a bridge between the Ruby and Python interpreters. It embeds a running Python interpreter in the Ruby application's process using FFI and provides a means for wrapping, converting, and calling Python objects and methods. RubyPython uses FFI to marshal the data between the Ruby and Python VMs and make Python calls. You can: * Inherit from Python classes. * Configure callbacks from Python. * Run Python generators (on Ruby 1.9.2 or later).

Jbuilder support for Tilt

clojurescript tilt template gem and available to use on Rails asset pipeline.

Use Dart Sass with Sprockets and the Ruby on Rails asset pipeline.

Embargoed blocks all visitors from Russia from your Rails application, displaying a pro-Ukraine message instead.

Faster implementation of Haml template language.

Use Jbuilder in Grape

Use Haml with Rails helpers in the asset pipeline

Photish is a simple, convention based (but configurable) static photo site generator.

Shared handlebars templates for rails 3

Shared mustache templates for rails 3

Preprocessor for Coffeescript with React JSX (CJSX). This gem makes it easy to integrate this into the Rails asset pipeline or other Sprockets chains. If you want to use CJSX without Sprockets, see the coffee-react gem, or the coffee-react npm module.