java.lang & java.util... (Java SE 6,7,8,10,11,15,16 )

JAVA SE 6:

https://docs.oracle.com/javase/6/docs/api/java/lang/package-summary.html

https://docs.oracle.com/javase/6/docs/api/java/util/package-summary.html

https://docs.oracle.com/javase/6/docs/api/java/io/package-summary.html

https://docs.oracle.com/javase/6/docs/api/javax/xml/package-summary.html

https://docs.oracle.com/javase/6/docs/api/java/beans/package-summary.html

https://docs.oracle.com/javase/6/docs/api/java/sql/package-summary.html

JAVA SE 7:

https://docs.oracle.com/javase/7/docs/api/java/lang/package-summary.html

https://docs.oracle.com/javase/7/docs/api/java/util/package-summary.html

https://docs.oracle.com/javase/7/docs/api/java/io/package-summary.html

https://docs.oracle.com/javase/7/docs/api/javax/xml/package-summary.html

https://docs.oracle.com/javase/7/docs/api/java/beans/package-summary.html

https://docs.oracle.com/javase/7/docs/api/java/sql/package-summary.html

JAVA SE 8:

https://docs.oracle.com/javase/8/docs/api/java/lang/package-summary.html

https://docs.oracle.com/javase/8/docs/api/java/util/package-summary.html

https://docs.oracle.com/javase/8/docs/api/java/io/package-summary.html

https://docs.oracle.com/javase/8/docs/api/javax/xml/package-summary.html

https://docs.oracle.com/javase/8/docs/api/java/beans/package-summary.html

https://docs.oracle.com/javase/8/docs/api/java/sql/package-summary.html

JAVA SE 10:

https://docs.oracle.com/javase/10/docs/api/java/lang/package-summary.html

https://docs.oracle.com/javase/10/docs/api/java/util/package-summary.html

https://docs.oracle.com/javase/10/docs/api/java/io/package-summary.html

https://docs.oracle.com/javase/10/docs/api/javax/xml/package-summary.html

https://docs.oracle.com/javase/10/docs/api/java/beans/package-summary.html

https://docs.oracle.com/javase/10/docs/api/java/sql/package-summary.html

JAVA SE 11:

https://docs.oracle.com/en/java/javase/11/docs/api/allpackages-index.html

https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/package-summary.html

https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/util/package-summary.html

https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/package-summary.html

https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/beans/package-summary.html

https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/xml/package-summary.html

https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/sql/package-summary.html

JAVA SE 15:

https://docs.oracle.com/en/java/javase/15/docs/api/allpackages-index.html

https://docs.oracle.com/en/java/javase/15/docs/api/java.base/java/lang/package-summary.html

https://docs.oracle.com/en/java/javase/15/docs/api/java.base/java/util/package-summary.html

https://docs.oracle.com/en/java/javase/15/docs/api/java.base/java/io/package-summary.html

https://docs.oracle.com/en/java/javase/15/docs/api/java.base/java/beans/package-summary.html

https://docs.oracle.com/en/java/javase/15/docs/api/java.base/java/xml/package-summary.html

https://docs.oracle.com/en/java/javase/15/docs/api/java.base/java/sql/package-summary.html

JAVA SE 16:

https://docs.oracle.com/en/java/javase/16/docs/api/allpackages-index.html

https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/lang/package-summary.html

https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/util/package-summary.html

https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/io/package-summary.html

https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/beans/package-summary.html

https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/xml/package-summary.html

https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/sql/package-summary.html