Three simple steps
How to use this tool?
This free online converter translates COBOL source code into Lisp in three simple steps.
- Step 1
Add your COBOL code
Type, paste, or upload the COBOL code you want to translate.
- Step 2
Convert the code
Click Convert to translate the source code into Lisp.
- Step 3
Review the result
Review, copy, or download the resulting Lisp code from the output editor.
See it in action
Examples of COBOL to Lisp conversion
These examples show COBOL source code and the corresponding Lisp 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.
COBOL code
Lisp code
Example 2
Even or Odd
A well commented function to check if a number if odd or even.
COBOL code
Lisp code
Language comparison
Key differences between COBOL and Lisp
| Characteristic | COBOL | Lisp |
|---|---|---|
| Syntax | COBOL uses a verbose and English-like syntax. | Lisp uses a minimalist and parentheses-heavy syntax. |
| Paradigm | COBOL is primarily procedural and imperative. | Lisp is primarily functional and supports metaprogramming. |
| Typing | COBOL has static typing. | Lisp has dynamic typing. |
| Performance | COBOL is known for its efficiency and performance in handling large-scale data processing. | Lisp is not typically known for its performance, especially in comparison to low-level languages. |
| Libraries and frameworks | COBOL has a limited number of libraries and frameworks available. | Lisp has a wide range of libraries and frameworks available, especially for artificial intelligence and symbolic computation. |
| Community and support | COBOL has a smaller and more specialized community, but still has active support. | Lisp has a smaller but dedicated community with active support. |
| Learning curve | COBOL has a steeper learning curve due to its verbose syntax and specific use cases. | Lisp has a moderate learning curve, especially for those new to functional programming and its unique syntax. |
Common questions
Frequently Asked Questions
How do I convert COBOL to Lisp?
Paste your COBOL code into the input box, confirm the languages are set to COBOL and Lisp, and click Convert. CodeConvert AI analyzes your COBOL code and generates equivalent Lisp code in seconds, preserving the original logic and structure.
What are the main differences between COBOL and Lisp?
COBOL and Lisp differ in syntax, type system, standard libraries, and common idioms, so copying code line for line usually will not compile. The converter maps each COBOL construct to its closest Lisp equivalent. See the comparison table below for the key differences between COBOL and Lisp.
Is the converted Lisp code accurate?
The AI produces high-quality Lisp code that preserves the behavior of your original COBOL code and follows Lisp conventions. It handles common patterns, data structures, and idioms for both COBOL and Lisp. For large or performance-critical code, review and test the Lisp output before using it in production.
Can I convert an entire COBOL project to Lisp?
You can convert COBOL 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 COBOL to Lisp. Signing in for free raises the input limit to 25,000 characters per conversion for larger files.
Can I convert Lisp back to COBOL?
Yes. CodeConvert AI converts in both directions, so you can convert Lisp to COBOL just as easily using our Lisp to COBOL converter. Try the Lisp to COBOL Converter
Is the COBOL to Lisp 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 COBOL to Lisp 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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