sudo make install
Note: If you get a "Permission denied" error, make the file executable:
tar -xJf package-name.tar.xz
Most often, developers distribute ready-to-run programs inside .tar.xz files. These are usually generic binaries (AppImages, executables) that don't need "installation" in the traditional sense.
sudo make install
If you see a binary file (e.g., myapp ), try running it directly: