Three simple steps
How to use this tool?
This free online converter translates Erlang source code into Grain in three simple steps.
- Step 1
Add your Erlang code
Type, paste, or upload the Erlang code you want to translate.
- Step 2
Convert the code
Click Convert to translate the source code into Grain.
- Step 3
Review the result
Review, copy, or download the resulting Grain code from the output editor.
Language comparison
Key differences between Erlang and Grain
| Characteristic | Erlang | Grain |
|---|---|---|
| Syntax | Prolog-inspired, uses pattern matching, functional with explicit recursion, and unique syntax for message passing. | C-like, modern and concise, designed for readability and familiarity for developers from mainstream languages. |
| Paradigm | Functional, concurrent, actor model for distributed systems. | Functional, statically typed, designed for WebAssembly with a focus on immutability. |
| Typing | Dynamically typed. | Statically typed with type inference. |
| Performance | Optimized for massive concurrency and fault tolerance, not raw speed; runs on BEAM VM. | Compiles to WebAssembly for fast execution in browsers and other WASM environments. |
| Libraries and frameworks | Mature ecosystem, especially for telecom and distributed systems (e.g., OTP). | Young ecosystem, limited libraries, but growing with focus on WebAssembly. |
| Community and support | Large, established community with decades of support and resources. | Small, emerging community with active development but fewer resources. |
| Learning curve | Steep, due to unique syntax and concurrency model. | Moderate, more approachable syntax but new concepts for those unfamiliar with functional programming. |
Common questions
Frequently Asked Questions
How do I convert Erlang to Grain?
Paste your Erlang code into the input box, confirm the languages are set to Erlang and Grain, and click Convert. CodeConvert AI analyzes your Erlang code and generates equivalent Grain code in seconds, preserving the original logic and structure.
What are the main differences between Erlang and Grain?
Erlang and Grain differ in syntax, type system, standard libraries, and common idioms, so copying code line for line usually will not compile. The converter maps each Erlang construct to its closest Grain equivalent. See the comparison table below for the key differences between Erlang and Grain.
Is the converted Grain code accurate?
The AI produces high-quality Grain code that preserves the behavior of your original Erlang code and follows Grain conventions. It handles common patterns, data structures, and idioms for both Erlang and Grain. For large or performance-critical code, review and test the Grain output before using it in production.
Can I convert an entire Erlang project to Grain?
You can convert Erlang 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 Erlang to Grain. Signing in for free raises the input limit to 25,000 characters per conversion for larger files.
Can I convert Grain back to Erlang?
Yes. CodeConvert AI converts in both directions, so you can convert Grain to Erlang just as easily using our Grain to Erlang converter. Try the Grain to Erlang Converter
Is the Erlang to Grain 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 Erlang to Grain 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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