Is Oracle Database Standard Edition Free? [closed]
Oracle has a version called Oracle Express which is, in fact, free.
You can download it from here: http://www.oracle.com/technetwork/database/database-technologies/express-edition/overview/index.html
From its webpage:
Oracle Database XE is a great starter database for:
Developers working on Node.js, Python, PHP, Java, .NET, XML, and Open Source applications
DBAs who need a free, starter database for training and deployment