Para adicionar os sources você deve ter o Cydia em seu iPAD, dúvidas e sugestões poste um comentário mais abaixo.

Sources
A-steriods: http://a-steroids.com/cydia
apt9.yellowsn0w.com: http://apt9.yellowsn0w.com/
BigBoss & Planet-iPhones: http://apt.bigboss.us.com/repofiles/cydia/
cake.mapleidea.com: http://cake.mapleidea.com/cydia/
david.ashman.com: http://david.ashman.com/apt/
EasyWakeup.net: http://easywakeup.net/repo/
Hack&Dev: http://iphone.hackndev.org/apt/
HackThatiFone: http://hackthatifone.com/htif/apt/
HVKLS: http://hvkls.dyndns.org/downloads/debian/
i.danstaface.net: http://i.danstaface.net/deb/
iAcces: http://www.iacces.com/apt/
iClarified: http://cydia.iclarified.com/
iFoneTec: http://app.ifonetec.com/cydia/
iMobileCinema: http://d.imobilecinema.com/
iSpazio: http://www.ispaziorepo.com/cydia/apt/
MacCiti: http://macciti.com/cydia/
ModMyi.com: http://apt.modmyi.com/
namedfork.net: http://apt.namedfork.net/iphone/
Niklas Schroder: http://apt.paperclipsandscrambledeggs.com/
PwnCenter: http://apt.pwncenter.com/
Ranbee: http://ranbee.com/repo
RichCreations: http://www.richcreations.com/iphone/apt/
RupertGee: http://redwolfberry.com/rupertgee/cydia/
SaladSoft: http://nickplee.com/cydiasource/
Sleepers.net: http://repo.sleepers.net/cydia/
Ste Packaging: http://repo.smxy.org/cydia/apt/
Steffwiz: Now part of PwnCenter Source
Telesphoreo Tangelo: http://apt.saurik.com/
Touch-Mania (aleman): http://cydia.touch-mania.com/
UrbanFanatics.com: http://urbanfanatics.com/cydia/
ZodTTD: http://www.zodttd.com/repo/cydia/

Novos Idiomas para o Cydia
comcute&gecko (Estónia): http://gecko.pri.ee/cydia/
CZ&SK: http://csid. tym.cs/repo/
iPhone-patch (Búlgaro): http://mspasov.com/
iphone.freecoder.org (Chines): iphone.freecoder.org/apt/
iphonehe.com (Hebraico): http://iphonehe.com/iphone
Marcin Laber (Polones): http://cydia.i-apps.pl/

Sources de Cracked Apps
www.sinfuliphonerepo.com
cydia.xsellize.com
cydia.hackulo.us