Apache Uniffle (incubating) is released as a source artifact. The latest release is 0.7.0.
Choose a source distribution in either tar or zip format, and verify using the corresponding pgp signature (using the committer file in KEYS). If you cannot do that, the sha512 hash file may be used to check that the download has completed OK.
For fast downloads, current source distributions are hosted on mirror servers; older source distributions are in the archive.