Browse free open source Object Oriented software and projects for Windows and Server Operating Systems below. Use the toggles on the left to filter open source Object Oriented software by OS, license, language, programming language, and project status.

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  • 1
    STD Foundation Classes

    STD Foundation Classes

    Object oriented frameworks - PowerBuilder, PowerServer & InfoMaker!

    by Chris Pollach (http://chrispollach.blogspot.ca) A fully integrated "object oriented" set of PB Classes for the following products: PowerBuilder, PowerClient & PowerServer. The framework greatly enhances the development process by making the PowerBuilder developer significantly more productive! License: https://sourceforge.net/projects/stdfndclass/files/License (Open Source) => Updated version of the STD "Integrated" framework 2026R1 build 2026.1.0.467 was released to production on 2026-01-09. https://sourceforge.net/projects/stdfndclass/files/FrameWork/Integrated => The STD Framework "Example Apps" 2026 R1 latest builds https://chrispollach.blogspot.com/2026/03/updated.html => Updated version of the STD "Order Entry" example App 2025R2 build 2026.1.0.647 was released on 2026-04-08. https://sourceforge.net/projects/stdfndclass/files/Applications/PowerBuilder/OrderEntry
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    Downloads: 32 This Week
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  • 2
    ADOdb4PHP is a database abstraction layer with pagination support, written in OOP style, providing exceptions support, for PHP 5.1+ running on Windows machines.
    Downloads: 0 This Week
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  • 3
    Web, Wap & iMode Java J2SE/J2EE Lightweight Framework and Tools
    Downloads: 0 This Week
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  • 4
    A core framework based on .net technology to provide extended functionalities upon the standard .net framework. - Generic ORM engine (based on Emit) - High performance Cache impl - Lite Reflection.Emit framework - Collection Framework (proposed)
    Downloads: 0 This Week
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  • 5
    The Lighting Framework is a framework for rapidly designing, developing and deploying Windows Forms Smart Client applications using Microsoft’s .NET framework. The Framework frees the developer from the mundane task of creating the application shell.
    Downloads: 0 This Week
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  • 6
    Robot Controlling System (RCS) - is a .NET-oriented software group for controlling remote mechanical objects, debuging and programming them by .NET-languages
    Downloads: 0 This Week
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  • 7
    aspbeans is a framework allowing translation between bean-like .NET objects and ASP web forms, allowing forms to be mapped to an object-oriented hierarchy (with relationships like many-to-one or one-to-one). Reduces coupling and makes developers happy.
    Downloads: 0 This Week
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