Three simple steps
How to use this tool?
This free online converter translates Janet source code into Raku in three simple steps.
- Step 1
Add your Janet code
Type, paste, or upload the Janet code you want to translate.
- Step 2
Convert the code
Click Convert to translate the source code into Raku.
- Step 3
Review the result
Review, copy, or download the resulting Raku code from the output editor.
Language comparison
Key differences between Janet and Raku
| Characteristic | Janet | Raku |
|---|---|---|
| Syntax | Lisp-like, uses s-expressions with parentheses; concise and minimalistic. | Perl-inspired, rich and expressive with many syntactic features; more traditional and flexible. |
| Paradigm | Multi-paradigm: functional, imperative, and some object-oriented features. | Multi-paradigm: supports procedural, object-oriented, functional, concurrent, and reactive programming. |
| Typing | Dynamically typed. | Gradually typed (supports both dynamic and static typing). |
| Performance | Very fast startup and good performance for scripting; suitable for embedding. | Slower than many mainstream languages due to its rich feature set and runtime complexity. |
| Libraries and frameworks | Smaller ecosystem; core library is minimal but extensible with C modules. | Larger and growing ecosystem; has a module repository (Raku Modules) with many libraries. |
| Community and support | Small but active community; less mainstream support. | Larger, more established community; more resources and support channels. |
| Learning curve | Gentle for those familiar with Lisp; minimal syntax but may be unfamiliar to others. | Steep due to rich syntax and many features; easier for those with Perl experience. |
Common questions
Frequently Asked Questions
How do I convert Janet to Raku?
Paste your Janet code into the input box, confirm the languages are set to Janet and Raku, and click Convert. CodeConvert AI analyzes your Janet code and generates equivalent Raku code in seconds, preserving the original logic and structure.
What are the main differences between Janet and Raku?
Janet and Raku differ in syntax, type system, standard libraries, and common idioms, so copying code line for line usually will not compile. The converter maps each Janet construct to its closest Raku equivalent. See the comparison table below for the key differences between Janet and Raku.
Is the converted Raku code accurate?
The AI produces high-quality Raku code that preserves the behavior of your original Janet code and follows Raku conventions. It handles common patterns, data structures, and idioms for both Janet and Raku. For large or performance-critical code, review and test the Raku output before using it in production.
Can I convert an entire Janet project to Raku?
You can convert Janet 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 Janet to Raku. Signing in for free raises the input limit to 25,000 characters per conversion for larger files.
Can I convert Raku back to Janet?
Yes. CodeConvert AI converts in both directions, so you can convert Raku to Janet just as easily using our Raku to Janet converter. Try the Raku to Janet Converter
Is the Janet to Raku 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 Janet to Raku 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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