Three simple steps
How to use this tool?
This free online converter translates C source code into Gleam in three simple steps.
- Step 1
Add your C code
Type, paste, or upload the C code you want to translate.
- Step 2
Convert the code
Click Convert to translate the source code into Gleam.
- Step 3
Review the result
Review, copy, or download the resulting Gleam code from the output editor.
Language comparison
Key differences between C and Gleam
| Characteristic | C | Gleam |
|---|---|---|
| Syntax | Procedural, uses braces for code blocks, semicolons to end statements, and a minimalistic, low-level syntax. | Modern, clean, and indentation-based syntax inspired by ML-family languages; no semicolons or braces. |
| Paradigm | Procedural and imperative programming. | Functional programming, with strong emphasis on immutability and pure functions. |
| Typing | Static, weak typing with manual memory management. | Static, strong typing with type inference and no nulls. |
| Performance | Very high performance, close to hardware, suitable for systems programming. | Good performance, compiles to Erlang BEAM or JavaScript, but not as fast as C for low-level tasks. |
| Libraries and frameworks | Extensive, mature ecosystem for systems, embedded, and application development. | Smaller ecosystem, leverages Erlang/Elixir libraries, growing but limited compared to C. |
| Community and support | Large, global, and well-established community with decades of resources. | Small but active and growing community, mostly centered around functional and Erlang/Elixir enthusiasts. |
| Learning curve | Steep, due to manual memory management and low-level concepts. | Gentler, especially for those familiar with functional programming, but new concepts for imperative programmers. |
Common questions
Frequently Asked Questions
How do I convert C to Gleam?
Paste your C code into the input box, confirm the languages are set to C and Gleam, and click Convert. CodeConvert AI analyzes your C code and generates equivalent Gleam code in seconds, preserving the original logic and structure.
What are the main differences between C and Gleam?
C and Gleam differ in syntax, type system, standard libraries, and common idioms, so copying code line for line usually will not compile. The converter maps each C construct to its closest Gleam equivalent. See the comparison table below for the key differences between C and Gleam.
Is the converted Gleam code accurate?
The AI produces high-quality Gleam code that preserves the behavior of your original C code and follows Gleam conventions. It handles common patterns, data structures, and idioms for both C and Gleam. For large or performance-critical code, review and test the Gleam output before using it in production.
Can I convert an entire C project to Gleam?
You can convert C 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 C to Gleam. Signing in for free raises the input limit to 25,000 characters per conversion for larger files.
Can I convert Gleam back to C?
Yes. CodeConvert AI converts in both directions, so you can convert Gleam to C just as easily using our Gleam to C converter. Try the Gleam to C Converter
Is the C to Gleam 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 C to Gleam 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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