- http://www.oracle.com/technetwork/java/javase/downloads — Oracle Java SE
- http://www.oracle.com/technetwork/java/embedded/downloads/javase — Oracle Java SE Embedded (ARM …, x86)
- http://www.b.shuttle.de/hayek/mediawiki/w/index.php?title=Main_Page#Synology_NAS_servers:_without_DSM_Java_Manager — if the DSM does not have a “Java Manager”, …
- http://www.b.shuttle.de/hayek/mediawiki/w/index.php?title=Main_Page#Synology_NAS_servers:_with_DSM_Java_Manager — if the DSM has a “Java Manager”, use it! it directs you properly.