Yes indeed, this is the official link here to the Android 4.2 keyboard here. I can confirm that it works flawlessly on both my SGS3 as well as my SGN 10.1
This keyboard is AWESOME!!!
ok guys, here we go again
this time its the Android 4.2 keyboard w/ gesture typing (pulled from Nexus 4, so YES its official)!
Prerequisites: Must be running 4.0+
Installation instructions for non-AOSP roms w/ overlay ie Samsung TouchWiz, HTC Sense, Sony (reported to be a working method w/AOSP roms ie CM 9/10, AOKP)
1. download the apk and place it on your sd card
2. use your favorite file explorer and tap the apk (make sure you have "install from unknown sources" enabled in your phone settings)
3. go into your phone's keyboard settings and enable "Android keyboard"
get the apk here http://d-h.st/XuS
Installation instructions for AOSP roms ie STOCK Android 4.0+ (if the simple apk install didnt work for you)
1. download the zip file and place it on your sd card
2. reboot to recovery
3. install zip from sd card
4. reboot and enjoy!
get the flashable zip here http://d-h.st/36D
Sent from my GT-N8013 using xda premium