How to use this tool?
This free online converter lets you convert code from Kotlin to Crystal in a click of a button. To use this converter, take the following steps -
- Type or paste your Kotlin code in the input box.
- Click the convert button.
- The resulting Crystal code from the conversion will be displayed in the output box.
Key differences between Kotlin and Crystal
Characteristic | Kotlin | Crystal |
---|---|---|
Syntax | Kotlin has a syntax similar to Java, making it easy for Java developers to transition to Kotlin. | Crystal has a syntax inspired by Ruby, with a focus on simplicity and readability. |
Paradigm | Kotlin is a statically-typed programming language that supports both object-oriented and functional programming paradigms. | Crystal is a statically-typed programming language that is primarily object-oriented, but also supports some functional programming concepts. |
Typing | Kotlin has static typing, which means that variable types are checked at compile-time. | Crystal has static typing, which means that variable types are checked at compile-time. |
Performance | Kotlin is known for its good performance, comparable to Java. | Crystal is designed for performance and aims to be as fast as C. |
Libraries and frameworks | Kotlin has a growing ecosystem of libraries and frameworks, with good integration with existing Java libraries. | Crystal has a smaller ecosystem of libraries and frameworks compared to Kotlin, but it can also use existing C libraries. |
Community and support | Kotlin has a large and active community, with good support from JetBrains, the company behind Kotlin. | Crystal has a smaller community compared to Kotlin, but it is growing and has active contributors. |
Learning curve | Kotlin has a relatively low learning curve, especially for Java developers. | Crystal has a moderate learning curve, with similarities to Ruby but also some unique features. |