Three simple steps
How to use this tool?
This free online converter translates VB6 source code into Gleam in three simple steps.
- Step 1
Add your VB6 code
Type, paste, or upload the VB6 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 VB6 and Gleam
| Characteristic | VB6 | Gleam |
|---|---|---|
| Syntax | English-like, verbose, uses BEGIN/END blocks, familiar to BASIC users. | Concise, modern, inspired by ML-family languages, uses indentation and pattern matching. |
| Paradigm | Primarily imperative and event-driven, supports object-based programming. | Functional, strongly emphasizes immutability and pure functions. |
| Typing | Dynamically typed with optional static typing (Variant by default). | Statically and strongly typed with type inference. |
| Performance | Interpreted or compiled to native code, generally slower and less optimized. | Compiles to Erlang BEAM bytecode, benefits from Erlang VM's concurrency and performance. |
| Libraries and frameworks | Rich set of built-in GUI and database libraries, but outdated and limited to Windows. | Growing ecosystem, leverages Erlang/Elixir libraries, but fewer native libraries. |
| Community and support | Large legacy community, but official support ended; mostly maintained by enthusiasts. | Small but active and growing community, modern support channels. |
| Learning curve | Gentle for beginners, especially those familiar with BASIC or Windows development. | Steeper due to functional paradigm and modern type system, easier for those with functional programming experience. |
Common questions
Frequently Asked Questions
How do I convert VB6 to Gleam?
Paste your VB6 code into the input box, confirm the languages are set to VB6 and Gleam, and click Convert. CodeConvert AI analyzes your VB6 code and generates equivalent Gleam code in seconds, preserving the original logic and structure.
What are the main differences between VB6 and Gleam?
VB6 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 VB6 construct to its closest Gleam equivalent. See the comparison table below for the key differences between VB6 and Gleam.
Is the converted Gleam code accurate?
The AI produces high-quality Gleam code that preserves the behavior of your original VB6 code and follows Gleam conventions. It handles common patterns, data structures, and idioms for both VB6 and Gleam. For large or performance-critical code, review and test the Gleam output before using it in production.
Can I convert an entire VB6 project to Gleam?
You can convert VB6 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 VB6 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 VB6?
Yes. CodeConvert AI converts in both directions, so you can convert Gleam to VB6 just as easily using our Gleam to VB6 converter. Try the Gleam to VB6 Converter
Is the VB6 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 VB6 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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