(There's no video for Aperture 3 yet. Please contribute to MR and add a video now!)
Apple's own created photo organization program. Besides being organization tool, it also has post production, photo printing tools. You can also add keywords, places, use brushes and built-in to enjoy your inner artist. Version 3.6 (downloadable here) was the last Aperture version. Later Aperture and iPhoto programs were merged and replaced by Apple Photos.
aperture-3.6.zip (543.17 MiB / 569.55 MB)
Emulating this? It should run fine under: QEMU