Cydia

[Cydia Source List]

http://sinfuliphonerepo.com
http://cydia.hackulo.us
http://repo.hackyouriphone.org
http://repo.biteyourapple.net
http://cydia.xsellize.com
http://repo.insanelyi.com

[Essential applications]
1. mobileterminal: change password [alpine]
2. OpenSSH
3. SBSetting
4. CyDelete
5. afc2add
6. Installous 4
7. AppSync 5.0+
8. iFile