部分常用软件的官网链接

SSH Secure Shell Client：https://www.wm.edu/offices/it/services/software/licensedsoftware/webeditingsftp/sshsecureshell/index.php

XShell：https://www.netsarang.com/download/free_license.html

notepad++：https://notepad-plus-plus.org/

jdk6：https://www.oracle.com/technetwork/java/javasebusiness/downloads/java-archive-downloads-javase6-419409.html

jdk7：https://www.oracle.com/technetwork/java/javase/downloads/java-archive-downloads-javase7-521261.html

jdk8：https://www.oracle.com/technetwork/java/javase/downloads/jdk8-downloads-2133151.html

jdk全版本：https://www.oracle.com/technetwork/java/archive-139210.html

7z：https://www.7-zip.org/

postgresql：https://www.postgresql.org/download/

eclipse：https://www.eclipse.org/downloads/

idea：https://www.jetbrains.com/idea/download/