Oracle Technology Network (OTN) is Oracle Corporation

Oracle Corporation

Oracle Corporation is an American multinational computer technology corporation that specializes in developing and marketing hardware systems and enterprise software products – particularly database management systems...

's official, interactive online/offline community for Oracle technical professional

Professional

A professional is a person who is paid to undertake a specialised set of tasks and to complete them for a fee. The traditional professions were doctors, lawyers, clergymen, and commissioned military officers. Today, the term is applied to estate agents, surveyors , environmental scientists,...

s. It professes to be the world's largest online community of developer

Software developer

A software developer is a person concerned with facets of the software development process. Their work includes researching, designing, developing, and testing software. A software developer may take part in design, computer programming, or software project management...

s, DBA

Database administrator

A database administrator is a person responsible for the design, implementation, maintenance and repair of an organization's database. They are also known by the titles Database Coordinator or Database Programmer, and is closely related to the Database Analyst, Database Modeller, Programmer...

s, and architect

Systems architect

The systems architect establishes the basic structure of the system, defining the essential core design features and elements that provide the framework for all that follows, and are the hardest to change later....

s using Oracle products and computer-industry-standard

Computer industry

Computer industry is a collective term used to describe the whole range of businesses involved in developing computer software, designing computer hardware and computer networking infrastructures, the manufacture of computer components and the provision of information technology services.-See...

 technologies (such as Java

Java (programming language)

Java is a programming language originally developed by James Gosling at Sun Microsystems and released in 1995 as a core component of Sun Microsystems' Java platform. The language derives much of its syntax from C and C++ but has a simpler object model and fewer low-level facilities...

, Linux

Linux

Linux is a Unix-like computer operating system assembled under the model of free and open source software development and distribution. The defining component of any Linux system is the Linux kernel, an operating system kernel first released October 5, 1991 by Linus Torvalds...

, and PHP

PHP

PHP is a general-purpose server-side scripting language originally designed for web development to produce dynamic web pages. For this purpose, PHP code is embedded into the HTML source document and interpreted by a web server with a PHP processor module, which generates the web page document...

). Potential users can register free.

Content and services available on the OTN website include:

• Freeware downloads: all Oracle infrastructure software (Oracle Database
  Oracle database
  The Oracle Database is an object-relational database management system produced and marketed by Oracle Corporation....
  
  , Oracle Fusion Middleware
  Oracle Fusion Middleware
  Oracle Fusion Middleware consists of several software products from Oracle Corporation. OFM spans multiple services, including Java EE and developer tools, integration services, business intelligence, collaboration, and content management...
  
  , Oracle Enterprise Manager
  Oracle Enterprise Manager
  The computer application Oracle Enterprise Manager aims to manage software produced by Oracle Corporation as well as by some non-Oracle entities.-Oracle Enterprise Manager Database Control :...
  
  ) available free-of-charge for use according to the terms of the OTN Developer License
• Technical articles and howto documents
  HOWTO article
  A HOWTO Article, often called just a HOWTO, is an article that usually explains 'how to' use a certain piece of software but can be applied to almost anything including the preparation of fruit salads...
  
   authored by customers and by Oracle product-managers
• Discussion Forums
• Podcasts
• Blogs
• Video (iSeminars, demos, etc.)
• Sample code

OTN also has an "offline" component consisting of free hands-on workshops (conducted globally) focusing on Java/SOA and .NET development, Oracle-on-Linux "installfests", and user-group outreach engagements.

Members of Oracle's evangelist

Technology evangelist

A technical or technology evangelist is a person who attempts to build a critical mass of support for a given technology in order to establish it as a technical standard in a market that is subject to network effects...

communities (Oracle Aces — branded as "Oracle ACEs") have a presence on OTN and contribute technical articles and/or discussion-forum posts.