Pe ople ▁from ▁Som erset ▁County , ▁Maryland ▁Category : M ary land ▁Democr ats ▁Category : D em ocr atic ▁Party ▁members ▁of ▁the ▁United ▁States ▁House ▁of ▁Representatives ▁Category : Pe ople ▁from ▁Princess ▁Anne , ▁Maryland <0x0A> </s> ▁O 3 Sp aces ▁is ▁a ▁document ▁management ▁system ▁developed ▁by ▁O 3 Sp aces ▁B . V .. ▁It ▁is ▁built ▁by ▁a ▁team ▁of ▁software ▁engine ers ▁based ▁in ▁the ▁Netherlands ▁using ▁Open Office . org , ▁Star Office , ▁and ▁O DF - cent ric ▁applications ▁as ▁enter prise ▁office ▁and ▁collaboration ▁solutions . ▁The ▁product ▁is ▁written ▁in ▁Java , ▁and ▁based ▁on ▁the ▁Tom cat ▁server ▁with ▁a ▁Post gre SQL ▁backend ▁( other ▁databases ▁are ▁also ▁supported ). ▁▁ ▁O 3 Sp aces ▁works ▁by ▁providing ▁users ▁a ▁single ▁web - based ▁team ▁environment , ▁with ▁built - in ▁search ▁capabilities ▁and ▁an ▁optional ▁Des ktop ▁Ass istant . ▁Its ▁search ▁functionality ▁is ▁said ▁to ▁work ▁across ▁PDF , ▁O DF , ▁and ▁Microsoft ▁Office ▁document ▁formats . ▁Currently ▁Firefox , ▁Internet ▁Explorer ▁and ▁Safari ▁are ▁supported . ▁ ▁History ▁The ▁first ▁preview ▁release ▁was ▁presented ▁to ▁the ▁public ▁at ▁the ▁ 2 0 0 6 ▁Ce BIT ▁tr ades how ▁in ▁Hannover , ▁Germany . ▁ ▁The ▁first ▁official ▁release , ▁ 2 . 0 , ▁ ▁was ▁released ▁in ▁December ▁ 2 0 0 6 . ▁Version ▁ 2 . 2 . 0 ▁was ▁released ▁in ▁December ▁ 2 0 0 7 . ▁