
It even lets you switch between multiple versions of Python. pyenv is a tool for managing multiple Python versions.If you are installing software distributed as a binary then Brew can manage that as well. It gives you thorough information on CPU, memory, processes, and more. By deafult, Brew manages the installation of command line software. htop is a command-line alternative to Activity Monitor for Mac.You can save a file that’s not downloading from Chrome or even an entire website.


When you install the JRE, you can install only one JRE on your system at a time. To install an earlier version of the JRE, you must first uninstall the current version. To determine the current JRE version installed on your system, see Determining the JRE Version Installed on macOS. However, the system will not replace the current JRE with a lower version. When you install the JDK, it also installs the JRE.

Administrator privileges are required to install the JDK and JRE on macOS. Installing the JDK and JRE on macOS is performed on a systemwide basis for all users. You cannot install Java for a single user. Browser requirements: A 64-bit browser (Safari, for example) is required to run Oracle Java on Mac. Java can not be installed on a per-user basis. The following are the system requirements for installing the JDK and the JRE on macOS: Installing Java on a Mac is performed on a system wide basis, for all users, and administrator privileges are required.
