Three simple steps
How to use this tool?
This free online converter translates Delphi source code into Crystal in three simple steps.
- Step 1
Add your Delphi code
Type, paste, or upload the Delphi 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.
Language comparison
Key differences between Delphi and Crystal
| Characteristic | Delphi | Crystal |
|---|---|---|
| Syntax | Pascal-based syntax, known for its readability and simplicity. | Ruby-like syntax, designed for ease of use and expressiveness. |
| Paradigm | Object-oriented programming with strong support for component-based development. | Multi-paradigm, supporting object-oriented, functional, and imperative programming. |
| Typing | Static typing with strong type checking. | Static typing with type inference, allowing for more flexibility. |
| Performance | Highly optimized for performance, especially in desktop applications. | Good performance, but generally slower than compiled languages like Delphi due to its runtime. |
| Libraries and frameworks | Rich set of libraries and frameworks, especially for Windows development. | Growing ecosystem with libraries, but not as extensive as Delphi's. |
| Community and support | Established community with extensive resources and commercial support. | Smaller but active community, with increasing resources and support. |
| Learning curve | Moderate learning curve, especially for those familiar with Pascal. | Gentle learning curve, particularly for those with Ruby experience. |
Common questions
Frequently Asked Questions
How do I convert Delphi to Crystal?
Paste your Delphi code into the input box, confirm the languages are set to Delphi and Crystal, and click Convert. CodeConvert AI analyzes your Delphi code and generates equivalent Crystal code in seconds, preserving the original logic and structure.
What are the main differences between Delphi and Crystal?
Delphi 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 Delphi construct to its closest Crystal equivalent. See the comparison table below for the key differences between Delphi and Crystal.
Is the converted Crystal code accurate?
The AI produces high-quality Crystal code that preserves the behavior of your original Delphi code and follows Crystal conventions. It handles common patterns, data structures, and idioms for both Delphi and Crystal. For large or performance-critical code, review and test the Crystal output before using it in production.
Can I convert an entire Delphi project to Crystal?
You can convert Delphi 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 Delphi 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 Delphi?
Yes. CodeConvert AI converts in both directions, so you can convert Crystal to Delphi just as easily using our Crystal to Delphi converter. Try the Crystal to Delphi Converter
Is the Delphi 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 Delphi 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.
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