jRuby vs Crystal (programming language)

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

jRuby is a Development solution with tags like ruby, jvm, dynamic, objectoriented.

It boasts features such as 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 pros including 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.

On the other hand, Crystal (programming language) is a Development product tagged with compiled, generalpurpose, objectoriented, static-typing, bindings-to-c-libraries, performance.

Its standout features include 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 it shines with pros like Very fast execution, Easy to learn for Ruby developers, Produces small binaries, Strong type safety.

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

Product Overview

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.

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.

Key Features Comparison

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

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

Pros & Cons Analysis

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

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

Pricing Comparison

jRuby

• Open Source

Crystal (programming language)

• Open Source