Crystal (programming language) vs jRuby

Struggling to choose between Crystal (programming language) and jRuby? Both products offer unique advantages, making it a tough decision.

Crystal (programming language) is a Development solution with tags like compiled, generalpurpose, objectoriented, static-typing, bindings-to-c-libraries, performance.

It boasts features such as Statically typed language, Infer types so explicit typing is optional, Compiles to efficient native code, Syntax similar to Ruby, Interoperability with C code, Macros, Fibers for lightweight concurrency, Pattern matching and pros including Very fast execution, Easy to learn for Ruby developers, Produces small binaries, Strong type safety.

On the other hand, jRuby is a Development product tagged with ruby, jvm, dynamic, objectoriented.

Its standout features include Runs Ruby code on the Java Virtual Machine, Allows calling Java code from Ruby, Access to Java libraries and frameworks, Good performance and scalability, Can be used with Java EE application servers, Supports Rails and most Ruby gems, and it shines with pros like Leverages strengths of the Java platform, Faster performance than MRI Ruby, Scales well on multicore systems, Mature and production-ready, Access to vast Java ecosystem, Runs on Java EE application servers.

Feature	Crystal (programming language)	jRuby
Overall Score	N/A	N/A
Primary Category	Development	Development

Product Overview

Crystal (programming language)

Description: Crystal is a compiled, general-purpose, object-oriented programming language with a syntax similar to Ruby. It has static type checking, bindings to C libraries, and claims to have performance comparable to statically typed languages like C++ and Go.

jRuby

Description: jRuby is an implementation of the Ruby programming language that runs on the Java virtual machine (JVM). It allows developers to use Ruby syntax and libraries while leveraging the performance, scalability, and enterprise features of Java.

Key Features Comparison

Crystal (programming language) Features

• Statically typed language
• Infer types so explicit typing is optional
• Compiles to efficient native code
• Syntax similar to Ruby
• Interoperability with C code
• Macros
• Fibers for lightweight concurrency
• Pattern matching

jRuby Features

• Runs Ruby code on the Java Virtual Machine
• Allows calling Java code from Ruby
• Access to Java libraries and frameworks
• Good performance and scalability
• Can be used with Java EE application servers
• Supports Rails and most Ruby gems

Pros & Cons Analysis

Crystal (programming language)

Pros

• Very fast execution
• Easy to learn for Ruby developers
• Produces small binaries
• Strong type safety

Cons

• Limited libraries compared to other languages
• Newer language so fewer resources available
• Not as widely used as other languages yet

jRuby

Pros

• Leverages strengths of the Java platform
• Faster performance than MRI Ruby
• Scales well on multicore systems
• Mature and production-ready
• Access to vast Java ecosystem
• Runs on Java EE application servers

Cons

• Startup time can be slower than MRI Ruby
• Not all Ruby C extensions are supported
• Debugging and tooling not as rich as MRI Ruby
• Not fully compatible with MRI Ruby in some edge cases

Pricing Comparison

Crystal (programming language)

• Open Source

jRuby

• Open Source