Flock is one file, containing over 300 files inside. Flock contains 153 Fonts, that self install, 158 brush packs for Photoshop 7 and up, self install, and over 50 additional packs for Photoshop 7 and up. Each pack, contains about 30-40 presets, all in one file, self install. We would estimate that Flock contains over 7000 individual presets, in addition to the 150 fonts. All in one file, one download, one install.
This is a Photoshop Add-on.