Smartphone ubiquity has made mobile apps indispensable to business. In particular, cross-platform development for both iOS and Android has attracted attention as a means to reduce costs and improve efficiency.

In this article, we introduce the features and real-world use cases of Flutter, React Native, .NET MAUI, Cordova, and Ionic, compare their strengths and challenges, and provide information to help you choose the best framework for your project.

In today's interconnected and distributed software systems, efficient communication between services is crucial. Traditional communication protocols like RESTful APIs have served us well, but as applications become more complex and demand higher performance, a new generation of technologies has emerged to address these challenges. 

One such technology is gRPC, an open-source framework developed by Google. In this article, we will explore the key features and benefits of gRPC and understand why it has gained popularity among developers.