C++ Object Oriented Software

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Browse free open source C++ Object Oriented Software and projects below. Use the toggles on the left to filter open source C++ Object Oriented Software by OS, license, language, programming language, and project status.

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  • 1
    Gambas
    A Graphical Developement Environment based on a Basic Interpreter with object extensions.
    Downloads: 21 This Week
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  • 2
    SMC - The State Machine Compiler

    SMC - The State Machine Compiler

    Translates state machine into a target programming language.

    SMC takes a state machine stored in a .sm file and generates a State pattern in 14 programming languages. Includes: default transitions, transition args, transition guards, push/pop transitions and Entry/Exit actions. See User Manual for more info.
    Downloads: 17 This Week
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  • 3
    ELENA Programming Language

    ELENA Programming Language

    an object-oriented language with late binding

    ELENA is a general-purpose, pure object-oriented language with late binding. It promotes more object-oriented program design, reusable and more standardized code. The package includes compiler, IDE, ELENA libraries and samples
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    Downloads: 20 This Week
    Last Update:
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  • 4
    TTMath - a bignum library for C++
    A bignum library written in the C++ programming language as templates. It provides standard mathematical operations like add, sub, mul, div, pow etc. with the big integer and big floating point numbers.
    Downloads: 21 This Week
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  • 5
    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: 33 This Week
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  • 6
    sof
    SOF (Service Oriented Framework) helps software developers to develop component based software.
    Downloads: 8 This Week
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  • 7
    A preprocessor for C++ that handles a new linguistic construct for defining branches of a multi-method (dynamic overloading).
    Downloads: 11 This Week
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  • 8
    Small simulation that can drive a CIGI compliant IG to do EOIR sensor simulation. This is based on the OpenEaagles framework (HOST) and the MultiPurposeViewer (IG).
    Downloads: 9 This Week
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  • 9
    Reality Factory 2 is a next-generation game authoring suite. It combines a flexible, fully scripted game development environment powered by Python with the Ogre3D engine, and supports all major desktop operating systems.
    Downloads: 3 This Week
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  • 10
    The CINT Smartcard project is a collection of tools and libraries for testing smart card. Now it consists of a GUI tool, TestCase Manager, and two CINT pre-compiled libraries, pcsclib & gsmlib, to support PC/SC card reader and GSM commands respectively.
    Downloads: 8 This Week
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  • 11
    Objeck

    Objeck

    Simple ⇒ Object-Oriented ⇒ Functional

    Objeck is an object-oriented programming language with functional features. Objeck emphasizes, expression, simplicity, portability, and scalability. The programming environment consists of a compiler, virtual machine, and command line debugger with IDE plugins.
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    Downloads: 7 This Week
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  • 12

    libthreadar

    C++ library to manage threads and any type of exception between them

    Libthreadar is a C++ library providing an abstracted set of C++ *classes* to manipulate threads in a very simple and efficient way from your C++ code. It also handles exceptions thrown from a thread and propagated to another one, when the later is calling the thread::join() method. This let one manage exceptions as simply as it is in C++ single threaded context. Additionally, all the related objects around multi-threading (mutex, semaphore, ...) are provided, under easy to use and independent C++ classes. Other more advanced classes ease the information exchange between threads like scattering and gathering a collection of objects between many threads, or asynchonous buffered information exchanges between two threads. All these C++ classes are easy to use and fully documented
    Downloads: 6 This Week
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  • 13

    Active Object real-time OS

    AO RTOS is small real time OS based on Active Object concurrency model

    AO-RTOS is a pure object-oriented small footprint real-time operating system for embedded devices. The project is using Active Object (or Actor) concurrency model and finite state machine (FSM) design template as implementation base.
    Downloads: 2 This Week
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  • 14

    Template Matrix/Vector Library for C++

    A fast, intuitive linear algebra library for C++.

    TMV is a comprehensive linear algebra library which uses operator overloading, views & delayed evaluation to simplify matrix and vector expressions in C++. It is well documented and can optionally call optimized BLAS/LAPACK for faster execution times
    Downloads: 5 This Week
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  • 15
    A well designed and portable SQLite wrapper library for C++ You're welcome to make suggestions for design improvements. Feature requests are welcome too.
    Downloads: 4 This Week
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  • 16
    STLSoft C and C++ Libraries
    Robust, Lightweight, Cross-platform, Template Software. STLSoft is a collection of STL and standard library extensions, and facades over operating-system and 3rd-party APIs.
    Downloads: 1 This Week
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  • 17
    ACDK - Artefaktur Component Development Kit - is a platform independent C++-framework similar to Java or C#/.NET for generating distributed and scriptable components and applications.
    Downloads: 3 This Week
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  • 18
    EcoLab
    EcoLab is a C++ based Agent Based Modelling system, with emphasis on high performance computing for scaling to large simulations.
    Downloads: 2 This Week
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  • 19
    General Toolkit Library is a general purpose toolkit written in C++ designed to make it easier for developers to produce applications. It provides classes and templates that implement several data structures like Arrays, Lists, Heaps, Sets, Files, etc.
    Downloads: 2 This Week
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  • 20
    PyKCS11: a complete PKCS#11 wrapper for Python, created using the SWIG compiler. API documentation: http://pkcs11wrap.sourceforge.net/api/
    Downloads: 2 This Week
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  • 21
    QConsole is a custom Qt widget implementing a standard console to be inherited to support a specific scripting language or shell, and then embedded in any Qt application. As example, a Tcl console (QtclConsole) is provided for use in EDA applications
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    Downloads: 2 This Week
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  • 22
    ClassBuilder is freeware CASE tool targeted at the C++ developer, running on Win2K/XP/Vista/7. It lets you create, manipulate and navigate classes, class relations, class members and class methods at a high level of abstraction through a graphical user interface
    Downloads: 1 This Week
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  • 23
    V.R.C.C. (Video Remote Computer Camera) is a freeware and open source system that enables your smartphone to be used as a Webcam and lets you control the smartphone from the PC.
    Downloads: 1 This Week
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  • 24
    dbus-cxx
    dbus-cxx is a C++ wrapper for dbus. It exposes the C API to allow direct manipulation and relies on sigc++ to provide an OO interface. Also included is dbus-cxx-xml2cpp to generate proxy and adapter interfaces from DBus XML introspection-like documents.
    Downloads: 1 This Week
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  • 25
    Aswang is a lightweight and flexible C++ class framework meant to make windows GUI development easier and faster without the imposition of bloated libraries or any particular visual style.
    Downloads: 1 This Week
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