You can take your settings, bookmarks, and configurations with you to any computer.

Useful for public or shared computers where you may not have administrative rights to install software. Popular Categories of Portable Tools

They do not leave traces in the Windows Registry or create temporary files outside their own folder.

If you are searching for portable tools via specific keywords like "89 sxe," you are likely looking for utilities that fall into these categories: Portable Applications - Spiceworks Community

A portable application (or "portable app") is a computer program designed to operate without changing the host system's configuration. These apps are typically stored in a single folder and can be launched directly from a USB drive, cloud storage, or a secondary hard drive.