GNOME Builder is fast, clean & simple IDE for GTK application development (on Linux), integrated support for Git and easy possibility to publish the application on FlatHub. This is probably the best IDE for developing applications on Linux
Based on our record, KDevelop seems to be more popular. It has been mentiond 2 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
Never tried it: https://kdevelop.org/. Source: 12 months ago
Since you want to become a KDE developer I suggest you use KDevelop as your IDE. Source: about 1 year ago
Netbeans - NetBeans IDE 7.0. Develop desktop, mobile and web applications with Java, PHP, C/C++ and more. Runs on Windows, Linux, Mac OS X and Solaris. NetBeans IDE is open-source and free.
Geany - Lightweight IDE for Linux and Windows
Microsoft Visual Studio - Microsoft Visual Studio is an integrated development environment (IDE) from Microsoft.
Visual Studio Code - Build and debug modern web and cloud applications, by Microsoft
Qt Creator - Qt Creator is a cross-platform C++, JavaScript and QML integrated development environment. It is the fastest, easiest and most fun experience a C++ developer could wish for.
Glade - Glade is a RAD tool to enable quick & easy development of user interfaces for the GTK+ toolkit...