If you specifically need JRE 8, Oracle maintains an archive of compressed .tar.gz and .zip files for legacy support. Java SE 8 Archive
For developers and users who want an open-source version without Oracle's commercial licensing restrictions, you can download the OpenJDK zip directly from the OpenJDK GA Releases site. java jre zip file download
Depending on your specific needs—whether you need the classic Java 8 or a modern version—you can find zip archives at these official sources: If you specifically need JRE 8, Oracle maintains
Downloading a Java JRE zip file is the ideal solution if you need a "portable" Java environment that doesn’t require administrative rights or a formal installation process. While Oracle primarily promotes .exe or .msi installers, zip (or compressed archive) versions are widely available for Windows, macOS, and Linux. Where to Download Java JRE Zip Files While Oracle primarily promotes
A popular alternative that offers highly compatible JRE and JDK builds in .zip format for all major operating systems. Azul Downloads How to Install Java from a Zip File
Unlike an installer, a zip file requires manual setup. Follow these steps to get it running: Java Downloads | Oracle
For the latest releases (like Java 17 or 21), Oracle provides a "Compressed Archive" for each platform. Oracle Java Download Page