Three simple steps
How to use this tool?
This free online converter translates TypeScript source code into Crystal in three simple steps.
- Step 1
Add your TypeScript code
Type, paste, or upload the TypeScript code you want to translate.
- Step 2
Convert the code
Click Convert to translate the source code into Crystal.
- Step 3
Review the result
Review, copy, or download the resulting Crystal code from the output editor.
See it in action
Examples of TypeScript to Crystal conversion
These examples show TypeScript source code and the corresponding Crystal translation. Generated results can vary as AI models are updated.
Example 1
Is String Palindrome
Program that checks if a string is a palindrome or not.
TypeScript code
Crystal code
Example 2
Even or Odd
A well commented function to check if a number if odd or even.
TypeScript code
Crystal code
Language comparison
Key differences between TypeScript and Crystal
| Characteristic | TypeScript | Crystal |
|---|---|---|
| Syntax | TypeScript has a syntax similar to JavaScript with added static typing. | Crystal has a syntax inspired by Ruby with added static typing. |
| Paradigm | TypeScript is a multi-paradigm language that supports both object-oriented and functional programming. | Crystal is a statically-typed, object-oriented language with some functional programming features. |
| Typing | TypeScript has static typing, allowing for type checking at compile-time. | Crystal has static typing, allowing for type checking at compile-time. |
| Performance | TypeScript is generally slower than Crystal due to its dynamic nature and additional features. | Crystal is known for its high performance and low memory usage. |
| Libraries and frameworks | TypeScript has a wide range of libraries and frameworks available, including popular ones like Angular and React. | Crystal has a smaller ecosystem compared to TypeScript, with fewer libraries and frameworks available. |
| Community and support | TypeScript has a large and active community with good support from Microsoft. | Crystal has a smaller community compared to TypeScript, but still has active contributors and support. |
| Learning curve | TypeScript has a moderate learning curve, especially for developers familiar with JavaScript. | Crystal has a steeper learning curve, especially for developers new to statically-typed languages. |
Common questions
Frequently Asked Questions
How do I convert TypeScript to Crystal?
Paste your TypeScript code into the input box, confirm the languages are set to TypeScript and Crystal, and click Convert. CodeConvert AI analyzes your TypeScript code and generates equivalent Crystal code in seconds, preserving the original logic and structure.
What are the main differences between TypeScript and Crystal?
TypeScript and Crystal differ in syntax, type system, standard libraries, and common idioms, so copying code line for line usually will not compile. The converter maps each TypeScript construct to its closest Crystal equivalent. See the comparison table below for the key differences between TypeScript and Crystal.
Is the converted Crystal code accurate?
The AI produces high-quality Crystal code that preserves the behavior of your original TypeScript code and follows Crystal conventions. It handles common patterns, data structures, and idioms for both TypeScript and Crystal. For large or performance-critical code, review and test the Crystal output before using it in production.
Can I convert an entire TypeScript project to Crystal?
You can convert TypeScript files one at a time by pasting each file's code. For a full migration, convert each file and then review how classes, dependencies, and project structure map from TypeScript to Crystal. Signing in for free raises the input limit to 25,000 characters per conversion for larger files.
Can I convert Crystal back to TypeScript?
Yes. CodeConvert AI converts in both directions, so you can convert Crystal to TypeScript just as easily using our Crystal to TypeScript converter. Try the Crystal to TypeScript Converter
Is the TypeScript to Crystal converter free, and do I need to install anything?
Yes, it is free and runs in your browser with nothing to install and no IDE extension required. You can convert TypeScript to Crystal without an account for up to 2 conversions per day. Sign in for free for higher limits.
What are the benefits of signing in?
Signing in unlocks CodeConvert AI's Pro converter with more powerful AI models, a built-in chat assistant, code execution, saved conversion history, and personal notes. Every free account includes 5 credits and supports up to 25,000 characters of input per conversion, with no credit card required.
More free tools