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  2. Software-defined radio - Wikipedia

    Software-defined radio ( SDR) is a radio communication system where components that have been traditionally implemented in hardware (e.g. mixers, filters, amplifiers, modulators / demodulators, detectors, etc.) are instead implemented by means of software on a personal computer or embedded system. [1]

  3. Software engineering - Wikipedia

    Software design is about the process of defining the architecture, components, interfaces, and other characteristics of a system or component. This is also called software architecture. Software design is divided into three different levels of design. The three levels are interface design, architectural design, and detailed design.

  4. Open-source software - Wikipedia

    The Open Source Initiative's (OSI) definition is recognized by several governments internationally as the standard or de facto definition. In addition, many of the world's largest open-source-software projects and contributors, including Debian, Drupal Association, FreeBSD Foundation, Linux Foundation, OpenSUSE Foundation, Mozilla Foundation, Wikimedia Foundation, Wordpress Foundation have ...

  5. Public-domain software - Wikipedia

    Early academic public-domain software ecosystem [ edit] From the 1950s to the 1990s software culture, as original academic phenomena, "public-domain" (usually abbreviated to "PD") software was popular. This kind of freely distributed and shared "free software" combined the nowadays differentiated software classes of freeware, shareware, and ...

  6. Docker (software) - Wikipedia

    Docker (software) Docker is a set of platform as a service (PaaS) products that use OS-level virtualization to deliver software in packages called containers. [5] The service has both free and premium tiers. The software that hosts the containers is called Docker Engine. [6]

  7. Java (software platform) - Wikipedia

    The Java platform is a suite of programs that facilitate developing and running programs written in the Java programming language. A Java platform includes an execution engine (called a virtual machine ), a compiler and a set of libraries; there may also be additional servers and alternative libraries that depend on the requirements.

  8. Freeware - Wikipedia

    Freeware. Freeware is software, most often proprietary, that is distributed at no monetary cost to the end user. There is no agreed-upon set of rights, license, or EULA that defines freeware unambiguously; every publisher defines its own rules for the freeware it offers. For instance, modification, redistribution by third parties, and reverse ...

  9. Microsoft Windows - Wikipedia

    Windows XP would also introduce a redesigned user interface (including an updated Start menu and a "task-oriented" Windows Explorer), streamlined multimedia and networking features, Internet Explorer 6, integration with Microsoft's .NET Passport services, a "compatibility mode" to help provide backwards compatibility with software designed for ...