Vocab

A multiplatform vocabulary application designed for seamless word management and AI-assisted word knowledge generation. Built with Kotlin Multiplatform and Compose Multiplatform

Document

Vocab DeepWiki

Target Platforms

• Android
• Windows

✨ Key Features

• 🤖 AI-Powered Content: Automatically generates translations, example sentences, and antonyms using Google Gemini.
• 🔄 Cloud Synchronization: Real-time data sync between Android and Windows via Turso (LibSQL).
• 📱 Android Widget: Review your vocabulary at a glance with Jetpack Glance widgets.
• 🔐 Secure Auth: Built-in Google Sign-In for easy account management and data backup.
• 🔊 Text-to-Speech: Listen to pronunciations directly within the app (Android).
• 🎨 Material 3 Design: A clean, modern interface with a custom theme based on the Lexend font.

Screenshots

Main Screen	Add Word

Detail 1	Detail 2	Detail 3

Edit	Settings	Widget

🛠 Tech Stack

• Framework: Compose Multiplatform
• Database: SQLDelight (Local) & Turso (Cloud)
• Network: Ktor
• DI: Koin
• AI: Google Gemini API
• Widgets: Jetpack Glance
• Authentication: Google Sign-In using KMAuth
• Windows Encryption: Data Protection API (DPAPI) (via JNA Crypt32)
• Android Encruption: Google Tink
• Secure Storage: Jetpack DataStore
• TTS (Text-to-Speech): Android Native TextToSpeech & Windows SAPI (via PowerShell System.Speech)
• Backend: FastAPI deploied on Google Cloud Run

External Resources

• Font: Lexend (SIL Open Font License)
• Icons: Material Symbols

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Backend Github Repository