How to use this tool?

This free online converter lets you convert code from Crystal to Scala in a click of a button. To use this converter, take the following steps -

  1. Type or paste your Crystal code in the input box.
  2. Click the convert button.
  3. The resulting Scala code from the conversion will be displayed in the output box.

Key differences between Crystal and Scala

CharacteristicCrystalScala
SyntaxCrystal has a syntax similar to Ruby, with some differences in type annotations and performance optimizations.Scala has a syntax that combines object-oriented and functional programming concepts, with a strong emphasis on immutability and type inference.
ParadigmCrystal is primarily an object-oriented language with support for metaprogramming.Scala is a multi-paradigm language that combines object-oriented and functional programming concepts.
TypingCrystal has static typing with type inference, allowing for type-safe code without explicit type annotations in most cases.Scala has static typing with type inference, allowing for type-safe code without explicit type annotations in most cases.
PerformanceCrystal is designed for high performance, with a focus on low-level optimizations and efficient memory management.Scala is designed for performance, but it may not be as fast as Crystal due to its focus on expressiveness and flexibility.
Libraries and frameworksCrystal has a growing ecosystem of libraries and frameworks, but it may not have as many options as Scala.Scala has a rich ecosystem of libraries and frameworks, with strong support for both functional and object-oriented programming.
Community and supportCrystal has a smaller community compared to Scala, but it is growing steadily with active support from the core team.Scala has a large and active community with extensive support from both the community and commercial organizations.
Learning curveCrystal has a relatively low learning curve, especially for developers familiar with Ruby or similar languages.Scala has a steeper learning curve, especially for developers new to functional programming or complex type systems.