Three simple steps
How to use this tool?
This free online converter translates Delphi source code into COBOL 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 COBOL.
- Step 3
Review the result
Review, copy, or download the resulting COBOL code from the output editor.
Language comparison
Key differences between Delphi and COBOL
| Characteristic | Delphi | COBOL |
|---|---|---|
| Syntax | Object Pascal syntax, modern and readable. | Verbose and English-like syntax, designed for business applications. |
| Paradigm | Object-oriented programming. | Procedural programming, with some support for object-oriented features. |
| Typing | Strongly typed with support for dynamic typing. | Strongly typed, with a focus on fixed data types. |
| Performance | Generally high performance, especially for GUI applications. | Good performance for batch processing and business logic. |
| Libraries and frameworks | Rich set of libraries and frameworks, especially for GUI and database applications. | Limited modern libraries, primarily focused on business and legacy systems. |
| Community and support | Active community with commercial support options. | Niche community, primarily in enterprise environments, with some legacy support. |
| Learning curve | Moderate learning curve, especially for those familiar with OOP. | Steeper learning curve for modern programming concepts, but easier for those with a business background. |
Common questions
Frequently Asked Questions
How do I convert Delphi to COBOL?
Paste your Delphi code into the input box, confirm the languages are set to Delphi and COBOL, and click Convert. CodeConvert AI analyzes your Delphi code and generates equivalent COBOL code in seconds, preserving the original logic and structure.
What are the main differences between Delphi and COBOL?
Delphi and COBOL 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 COBOL equivalent. See the comparison table below for the key differences between Delphi and COBOL.
Is the converted COBOL code accurate?
The AI produces high-quality COBOL code that preserves the behavior of your original Delphi code and follows COBOL conventions. It handles common patterns, data structures, and idioms for both Delphi and COBOL. For large or performance-critical code, review and test the COBOL output before using it in production.
Can I convert an entire Delphi project to COBOL?
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 COBOL. Signing in for free raises the input limit to 25,000 characters per conversion for larger files.
Can I convert COBOL back to Delphi?
Yes. CodeConvert AI converts in both directions, so you can convert COBOL to Delphi just as easily using our COBOL to Delphi converter. Try the COBOL to Delphi Converter
Is the Delphi to COBOL 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 COBOL 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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