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  2. Public-domain software - Wikipedia

    en.wikipedia.org/wiki/Public-domain_software

    From the software culture of the 1950s to 1990s, public-domain (or PD) software were popular as original academic phenomena. This kind of freely distributed and shared "free software" combined the present-day classes of freeware, shareware, and free and open-source software, and was created in academia, by hobbyists, and hackers. [2]

  3. Online transaction processing - Wikipedia

    en.wikipedia.org/wiki/Online_transaction_processing

    Online transaction processing ( OLTP) is a type of database system used in transaction-oriented applications, such as many operational systems. "Online" refers to that such systems are expected to respond to user requests and process them in real-time (process transactions). The term is contrasted with online analytical processing (OLAP) which ...

  4. SDRC - Wikipedia

    en.wikipedia.org/wiki/SDRC

    In the 70s, SDRC became known as a Finite Element and Modelling company, and during the 80s and 90s became one of the leading companies in solid modeling and analysis. SDRC (Lemon) is well known globally as one of the first to coin the term "MCAE" (Mechanical Computer Aided Engineering) in the 70's. Dr. Lemon left SDRC in 1982 to form a new ...

  5. Electronic Filing System - Wikipedia

    en.wikipedia.org/wiki/Electronic_Filing_System

    The Electronic Filing System (or EFS) is the Singapore Judiciary's electronic platform for filing and service of documents within the litigation process. In addition, it provides the registries of the Supreme Court and the Subordinate Courts with an electronic registry and workflow system; and an electronic case file. Recent enhancements have ...

  6. List of open-source software for mathematics - Wikipedia

    en.wikipedia.org/wiki/List_of_open-source...

    SageMath is designed partially as a free alternative to the general-purpose mathematics products Maple and MATLAB. It can be downloaded or used through a web site. SageMath comprises a variety of other free packages, with a common interface and language. SageMath is developed in Python.

  7. Comparison of system dynamics software - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_system...

    Free and open source system dynamics modelling software with stock and flow modelling, hierarchical models and array variables. System dynamics and discrete event modeling with some agent-based capabilities. Drag and drop user interface builder in Architect versions allows simulations to be published online.

  8. The IRS's new, free 'Direct File' service for simple tax ...

    www.aol.com/news/irss-free-direct-file-simple...

    Daniel Acker. The IRS's new, free filing software for relatively simple tax returns is now available in 12 states. The Direct File service, which is being piloted for the first time for 2023 tax ...

  9. Free and open-source software - Wikipedia

    en.wikipedia.org/wiki/Free_and_open-source_software

    "Free and open-source software" (FOSS) is an umbrella term for software that is simultaneously considered both free software and open-source software. The precise definition of the terms "free software" and "open-source software" applies them to any software distributed under terms that allow users to use, modify, and redistribute said software in any manner they see fit, without requiring ...