How to use this tool?

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

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

Examples

The following are examples of code conversion from Vala to Crystal using this converter. Note that you may not always get the same code since it is generated by an AI language model which is not 100% deterministic and gets updated from time to time.

Example 1 - Is String Palindrome

Program that checks if a string is a palindrome or not.

Vala

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Crystal

Example 2 - Even or Odd

A well commented function to check if a number if odd or even.

Vala

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Crystal

Key differences between Vala and Crystal

CharacteristicValaCrystal
SyntaxVala has a syntax similar to C# and is inspired by GObject.Crystal has a syntax similar to Ruby with some differences.
ParadigmVala supports object-oriented programming.Crystal supports object-oriented programming and metaprogramming.
TypingVala has static typing.Crystal has static typing with type inference.
PerformanceVala compiles to C and has good performance.Crystal compiles to native code and has good performance.
Libraries and frameworksVala has access to GObject-based libraries and GTK+.Crystal has a growing ecosystem of libraries and can also use C libraries.
Community and supportVala has a smaller community and less support compared to Crystal.Crystal has an active community and growing support.
Learning curveVala has a moderate learning curve, especially for developers familiar with C#.Crystal has a moderate learning curve, especially for developers familiar with Ruby.