FSEvents-tools is the OS X counterpart to Linux’s inotify-tools. See the GitHub page for more info.
Release tarballs are signed with my public key (3F0A04B6). To verify a release, first download my public key and import it:
gpg --import ggreer_gpg_key.asc
After downloading the tarball and signature, run:
gpg --verify fsevents-tools-1.0.0.tar.gz.asc \
fsevents-tools-1.0.0.tar.gz