This is JomSocial 1.5.428 with a lot of added extras. There are two editions included which are the original and a Skoshi remix edition.
The skoshi remix basically has the Skoshi template pre installed for the default so you dont have to do anything other then the standard install procedure. examples of what Skoshi looks like are as follows:

Extras include:

3rd Party Components

Comet Chat 1.1 jomsocial edition

jPresents

3rd Party Modules

Horizontal Hellome

JS Profile Completeness

JS Notifications

Latest Photos

Latest Videos

My Groups

3rd Party Applications

Birthday

Custom URL

Delicious

EventList

Friends Loctaions

Fully Private

JomComment

jPresents

JS Ads Manager

JS FileSharing

JS Market Place

Multiple Profile Type (JSPT_1.4.223)

My Music

Photo Tagged

Search Plugins

Server message application

SlideShare

Sobi

3rd Party Components Plugins

JoomGallery Nameshield 0.4 Beta

JoomGallery Plugin 0.9 Beta

JoomGallery 1.1 beta

JS plugin for sh404sef

Themelets (templates for JS 1.5.xx)

Skoshi 1.5.17 (pre-installed as default on the skoshi remix edition)

Black SuperBad

White SuperBad

Solar-Sentinal-Blue

Tab-Bubbles

Also a phpBB3 hack included along with documentation and all the standard apps n mods..