# R - open-source | | | |---|---| |Level:|Intermediate| |Skills Needed:|Easier if you already know Javascript or Python, but it’s recommended for people with a firm grasp of mathematics| |Platform:|Mainly desktop| |Popularity Among Programmers:|Not nearly as popular as it once was, mainly due to rival language Python’s soaring popularity| |Benefits:|- Open source<br>- Great support for managing data<br>- Wide variety of packages available <br>- Cross-functional with Linux, Windows, and Mac OS<br>- Ideal for machine learning applications| |Downsides:|Objects are stored in physical memory, which can strain resources; lacks basic security; slower than Matlab or Python| |Degree of Use:|Widely used for analytics| |Annual Salary Projection:|$90,940| [^1] [^1]:https://www.simplilearn.com/best-programming-languages-start-learning-today-article ## Resources [Guide - W3 Schools](https://www.w3schools.com/r/default.asp)