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Kotlin

1 Min Read

Using Room Database with Kotlin in Android Studio

When building Android applications that require local data storage, using Room Database with Kotlin is one of the most recommended…
1 Min Read

Using Sealed Classes in Kotlin Effectively

Kotlin’s sealed classes offer a powerful way to enforce code safety and clarity, especially when handling restricted class hierarchies. If…
3 Min Read

How to Use Kotlin Coroutines Effectively in 2025

Asynchronous programming is essential in modern Android and backend development, where tasks such as network calls, database operations, or file…
2 Min Read

SD Maid SE: Android Cleaner Source Code (Kotlin)

SD Maid SE (System Edition) is a powerful and modern Android cleaner app, now available as open-source under the EU…
1 Min Read

Open‑Source QR & Barcode Scanner App in Kotlin

If you are looking for a lightweight, advertising‑free QR and barcode reader that you can also study, fork, or integrate…
1 Min Read

Interactive Android PhotoEditor Library – Easy Image Effects

Elevate your Android app’s visual editing capabilities with the powerful PhotoEditor library by Burhanuddin Rashid. Designed for effortless integration and…
1 Min Read

NumberHub – Smart Calculator & Currency Converter in Kotlin

NumberHub is a powerful and versatile open‑source Android app designed as your all-in-one hub for math, unit conversion, currency exchange…
1 Min Read

Material‑Design Open‑Source Weather App (Kotlin)

Breezy Weather is a modern open‑source weather application crafted in Kotlin and built with Jetpack Compose, featuring Material Design 3…