Install apacheds by entering the following commands in the terminal:
sudo apt update sudo apt install apacheds
Apache Directory Server
ApacheDS is an embbedable directory server entirely written in Java, which has been certified LDAPv3 compatible by the Open Group. Besides LDAP it supports Kerberos 5 and the Change Password Protocol. It has been designed to introduce triggers, stored procedures, queues and views to the world of LDAP which has lacked these rich constructs.