Open Source Object Oriented Software
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Object Oriented Software
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 Solar Design and CRM Software for fast-growing solar businesses.Create accurate proposals from anywhere in under 2 minutes using hi-res imagery, energy analysis and 3D shading tools in Pylon's intuitive design studio. Pylon is the only solar design software to give you high-resolution imagery in-app with no monthly fees. Identify dates of concern and track shading impact throughout the year using Pylon's award-winning 3D Solar Shading toolkit. Help your team better understand customer consumption patterns and maximize self-consumption using Pylon's load profile and interval data analysis. Analyze load profiles & interval data. Close more solar proposals with interactive Web & PDF proposals, native eSignatures and a payment processing gateway. Fully integrated solar CRM designed to integrate with your solar design software and convert proposals. Get 2-way SMS and email, communications with your team, lead management, and ready-made deal pipelines with Pylon Solar CRM.
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Houzz Pro is the #1 business management software for home construction and design professionals.Get an all-in-one solution that spans the full customer lifecycle, including marketing, CRM, estimation & proposal building, project management, a 3D Floor Plan builder, an online invoicing and payment portal, as well as a client portal and collaboration tools. Start a free trial today to see why thousands of Pros run their business on Houzz Pro. Plans available for all business sizes.
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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 2025R1 build 2025.1.0.436 was released to production on 2025-06-09. https://sourceforge.net/projects/stdfndclass/files/FrameWork/Integrated => The STD "Web Service" framework 2022R2 build 2021.2.0.106 is the last release to production on 2021-05-12. This PB feature is now discontinued as of PB 2021 https://sourceforge.net/projects/stdfndclass/files/FrameWork/WebService => Updated version of the STD "Order Entry" example App 2025R1 build 2025.1.0.626 was released on 2025-05-29. https://sourceforge.net/projects/stdfndclass/files/Applications -
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ADOdb4PHP is a database abstraction layer with pagination support, written in OOP style, providing exceptions support, for PHP 5.1+ running on Windows machines.
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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)
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DataHub is the leading open-source data catalog helping teams discover, understand, and govern their data assets.Built on an open source foundation with a thriving community of 13,000+ members, DataHub gives you unmatched flexibility to customize and extend without vendor lock-in. DataHub Cloud is a modern metadata platform with REST and GraphQL APIs that optimize performance for complex queries, essential for AI-ready data management and ML lifecycle support.
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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.
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Robot Controlling System (RCS) - is a .NET-oriented software group for controlling remote mechanical objects, debuging and programming them by .NET-languages
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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.
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