OpenOffice was an open-source office suite, started by Star Office and acquired by Sun Microsystems in 1999. The project was closed after Sun Microsystems acquisition by Oracle in the year 2011.

A proposed standard for how Web users can control the personal information they share with Web sites. 

An SMTP e-mail server that allows third-party relay of e-mail messages. By processing mail that is neither for nor from a local user, an open relay makes it possible for an unscrupulous sender to route large volumes of spam.

An industry plan for a standard way to connect devices such as home appliances and security systems to the Internet. 

A router protocol used within larger autonomous system networks in preference to the Routing Information Protocol (RIP). OSPF is designated by the Internet Engineering Task Force (IETF) as one of several Interior Gateway Protocols (IGPs).

A pioneer industry-sponsored organization whose purpose was to foster, identify, and, in some cases, develop software technologies that could serve as industry and perhaps eventually national and international standards.

Open source refers to any program whose source code is made available for use or modification as users or other developers see fit. Open source software is usually developed as a public collaboration and made freely available.  

A free Business Intelligence (BI) software. Instead of selling traditional software licenses, open source BI vendors charge for support, documentation and code that's been fine-tuned for specific implementations.

An ERP software system whose source code is made publicly available. The open source model allows companies to access the ERP system's code and customize it using their own IT department.

Electronic or computer hardware built from design information that could be copyrighted or licensed but has instead been made available for public use at no charge. Such information can include documentation, schematic diagrams, etc.

Software that is developed, tested, or improved through public collaboration and distributed with the idea that the must be shared with others, ensuring an open future collaboration. 

A certification mark owned by the Open Source Initiative (OSI). Developers of software can use the Open Source trademark if their distribution terms conform to the OSI's Open Source Definition. 

In a computing context, an open system is an open source operating system, typically composed of coordinated modular components from a number of sources and not reliant upon any proprietary elements.

A process by which a computer can gain access to a wireless network that uses the Wired Equivalent Privacy (WEP) protocol. With OSA, a computer equipped with a wireless modem can access any WEP network and receive files that are not encrypted.

A standard description or "reference model" for how messages should be transmitted between any two points in a telecommunication network. Its purpose is to guide product implementors so that their products will consistently work with other products. 

Ak.a. Common Test Platform (CTP),  is a set of specifications defining test methods for diverse components of computer and electronic systems to be marketed as complete products.