Dbdeployer helps you install multiple servers on a single host with a single command. At times you may not have enough resources (separate servers) to run your multiple database servers and hence having MySQL sandbox may come in handy.
PostgreSQL is an object relational database that is open source. PSQL is a core component of many small and large websites and web applications today. It provides a structured way to store, organize and access information.
Open Virtual Private Network is a software implementation of the Virtual Private Network that serves to create and ensure point to point or site to site connection by use of shared keys, usernames and password and certificates too.
ProxySQL serves to monitor and filter; as a firewall all incoming requests from MySQL clients and decide where and how the query will be processed in the most efficient way. This is best appreciated in an environment where database servers are constantly being pinged with hundred of thousands of requests every other minute and optimization is required.
Sometimes performing tasks may be so much easier on a GUI. phpLDAPadmin is an administration dashboard for managing the Lightweight Directory Access Protocol created using PHP programming language. It offers many awesome features such as the hierarchical tree view and advanced search view.