AFWall+ (aka Android Firewall+) is a front-end application for the powerful iptables Linux firewall. It allows you to restrict which applications are permitted to access data networks. This is the perfect solution if you have a limited data plan, want to extend battery life, or want to improve your privacy.
Online Help
AFWall+ Wiki on GitHub
AFWall+ FAQ on GitHub
Report Issues
AFWall+ Issues on GitHub
Source Code
AFWall+ on GitHub
AFWall+ License
GNU General Public License v3.0 License
Developers
Umakanthan Chandran (Active) Contact
Kevin Cernekee Contact
Credits
Pragma (Networklog)
Rodrigo Rosauro (DroidWall)
PdtS (Icons)
werewolfdev (Icons)
Material Design Icons - shenm233 (Icons)
CHEF-KOCH (AFWall+ Wiki)
Translators

Arabic | alruwaile1234,anbaalie @crowdin
Asturian | enolp @crowdin
Basque | Osoitz @crowdin
Bosnian | sunshineon @crowdin
Bulgarian | pecuna @crowdin
Chinese Simplified | yinfugang, wuwufei, tianchaoren, Beng-tiong @crowdin
Chinese Traditional | shiuan,Beng-tiong @crowdin
Czech | Syk3s,ondra @crowdin
Dutch | DutchWaG @crowdin
French | GermainZ @xda,Looki75 @xda,La_Globule @crowdin
German | CHEF-KOCH,user_99,Gronkdalonka @xda, franconian @crowdin
Greek | mpqo,vampireakos @crowdin
Hungarian | l3s,Hevesi @crowdin
Indonesian | mirulumam @crowdin
Italian | giammatheo, benzo @crowdin
Japanese | nnnn,naofum @crowdin
Korean | testxyz009 @crowdin
Malay | antuketot76 @crowdin
Persian | alruwaile1234,ssttehrani,Imanew,Alfr3dQR @crowdin
Polish | tst,eskimos72,Piotr Kowalski @crowdin
Bengali | time2shine @crowdin
Portuguese | lemor2008,ricardovieira @xda, smarquespt @crowdin
Romanian | mysterys3by-facebook @crowdin, andycris @crowdin
Russian | Kirhe @xda,YaroslavKa78 @crodwin
Serbian(Cyrillic/Latin) | slsimic @crowdin
Slovak | Ja_som @Slovak
Slovenian | bungabunga @crowdin
Spanish | spezzino @crowdin
Swedish | CreepyLinguist @crowdin
Turkish | BahadirDemirel, myasa, ozgurahmet95, mustang34 @crowdin
Ukrainian | andriykopanytsia,igezo @crowdin
Vietnamese | softiceup,Alienz @crowdin

3rd Party Libraries

Android Color Picker | Apache License 2.0
Busybox | GNU GPLv2
IPtables | GNU GPLv2
Libsuperuser | Apache License 2.0
material-dialogs | MIT
Locale Plugin | Apache License 2.0
Root Tools | Apache License 2.0
DBFlow | MIT
RxJava | Apache License 2.0
PrettyTime | Apache License 2.0