Xabber is available on the Android Play Store and another software repository that contains only apps that are what ?
Xabber Xabber (from XMPP and Jabber) is a XMPP client for the Android Operating System. It is developed as an open source Project on GitHub and is licensed under the GNU/GPL v.3 license. The original developers are from a software company called Redsolution, Inc. Xabber is available on the Android Play Store and on F-Droid.
Project Builder Project Builder was an integrated development environment (IDE) originally developed by NeXT for the NeXTSTEP operating system. It was rewritten and informally dubbed PBX while distributed by Apple Computer for software development on Mac OS X computer systems prior to Mac OS X v10.3. It was superseded by Xcode, as of Mac OS X 10.3 Panther.