As of 2021, the most popular software development language is JavaScript, according to several sources including Stack Overflow’s 2021 Developer Survey and GitHub’s State of the Octoverse report. JavaScript is a scripting language that is widely used for web development, but it can also be used for server-side development, desktop and mobile applications, and game development.
Other popular languages include Python, Java, C++, and C#. Python is a general-purpose language that is commonly used for data science, machine learning, and web development. Java is a popular language for enterprise development, mobile development, and Android app development. C++ is commonly used for system programming, game development, and scientific computing. C# is a popular language for developing Windows applications, game development, and Unity development.
It’s important to note that popularity can vary depending on the source and the specific context of the software development project. Different languages have different strengths and weaknesses, and the choice of language will often depend on the specific requirements of the project.