A list of WLS schemas, from 10.3.1 till 12.1.3 :
http://www.oracle.com/webfolder/technetwork/weblogic/index.html
http://xmlns.oracle.com/weblogic/weblogic-ejb-jar
http://xmlns.oracle.com/weblogic/weblogic-web-app
Among others...
Different info can be retrieved from these schema URLs, and check their version progression, i.e.:
weblogic-application.xml
List of schema versions for http://xmlns.oracle.com/weblogic/weblogic-application
1.0 : Released with WLS v10.3.1.0
1.1 : Released with WLS v10.3.3.0
1.2 : Released with WLS v10.3.4.0
1.3 : Released with WLS v10.3.6.0
1.4 : Released with WLS v12.1.1.0
1.5 : Released with WLS v12.1.2.0
1.6 : Released with WLS v12.1.3.0
http://xmlns.oracle.com/weblogic/weblogic-ejb-jar
http://xmlns.oracle.com/weblogic/weblogic-web-app
Among others...
Different info can be retrieved from these schema URLs, and check their version progression, i.e.:
weblogic-application.xml
List of schema versions for http://xmlns.oracle.com/weblogic/weblogic-application
1.0 : Released with WLS v10.3.1.0
1.1 : Released with WLS v10.3.3.0
1.2 : Released with WLS v10.3.4.0
1.3 : Released with WLS v10.3.6.0
1.4 : Released with WLS v12.1.1.0
1.5 : Released with WLS v12.1.2.0
1.6 : Released with WLS v12.1.3.0