Polycoder

**Polycoder Converter** is a cross-platform Flutter application designed to simplify code translation between multiple programming languages, including Java, Python, Dart, C++, and C#.

The application features a secure local authentication system powered by Hive Database, allowing users to register and log in seamlessly. Once authenticated, users can enter source code, select the source and target programming languages, and instantly generate the converted output through an intuitive side-by-side interface.

### Key Features

• Multi-language code conversion (Java, Python, Dart, C++, and C#)

• Local user authentication and account management using Hive

• Clean and responsive Flutter UI

• Real-time code transformation using Regular Expressions (Regex)

• Editable input and output code panels

• Cross-platform architecture with scalable design

### Technologies Used

* Flutter

* Dart

* Hive Database

* Regular Expressions (Regex)

* Material Design

This project demonstrates practical experience in Flutter development, local data persistence, state management, text processing, and user interface design while addressing a real-world developer productivity use case.