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

  • The Industry Leading Platform for eCommerce Enablement and Analytics Icon
    The Industry Leading Platform for eCommerce Enablement and Analytics

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    Effortlessly Manage Product Information

    OneTimePIM is a comprehensive Product Information Management System designed to streamline the import and distribution of product data.

    A single source of truth for all of your product information with easy ways to distribute that data to wherever it needs to go, including the most powerful e-commerce connectors in the industry.
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  • 1
    A cross platform code editor primarily intended for C++. It's goal to be editor, not an IDE. If you want something that writes your makefiles/GUI, go look at an IDE. Keywords: Syntax highlighting, spell checking, folding, word completion, keyboard d
    Downloads: 0 This Week
    Last Update:
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  • 2
    Dao Studio is an integrated developing environment for the Dao programming language. It includes a source code editor and command line console with syntax highlighting, and supports interactive debugging mode.
    Downloads: 0 This Week
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  • 3
    An IDE which have a extendable core and a flexible, layer-based code editor. By default the application can be used as a simple ascii text editor but it can be easily changed to an IDE. The previous version of this tool was 'Freddy' (freddy.sf.net).
    Downloads: 0 This Week
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  • 4
    Devchekio is a GTK+ 2 FTP check in/out code editor. It was inspired by the use of DreamWeaver's system to access files like a library system.
    Downloads: 0 This Week
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    The fastest way to host, scale and get paid on WordPress

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  • 5
    Hypertexter is an open-source (x)HTML code editor and creator.
    Downloads: 0 This Week
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  • 6

    KDeep

    AI assistent plugin for Kate editor

    https://deepseek.com assistent🧙 plugin for https://github.com/KDE/kate editor. 👽 Alternatively, you can 👾download https://github.com/nomic-ai/gpt4all and select any pre-made models to download (large sizes) and use it locally and freely, but this will also require your own powerful hardware. Next 🛸alternative is https://github.com/RightNow-AI/picolm, may be it add speedup for your hardware.
    Downloads: 0 This Week
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  • 7
    KISLab

    KISLab

    develop with the terminal falvor

    The purpose of this project is to provide an easy way to write codes and compile them through Command line via terminal as it combines code editor and terminal in the same interface through A simple graphical interface.
    Downloads: 0 This Week
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  • 8
    Negerns ACE for D

    Negerns ACE for D

    A code editor for the D programming language

    Negerns is a code editor for the D programming language. It aims to be a cross-platform Integrated Development Environment providing advance editing and software development features.
    Downloads: 0 This Week
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  • 9
    Octclipse

    Octclipse

    Octave Eclipse GUI

    Octave development environment built upon Eclipse's Dynamic Languages Toolkit (http://www.eclipse.org/dltk/). Distributed as an Update site for Eclipse 3.7 Indigo and Indigo-based package for several platforms. Supports search, autocompletion, launching scripts, interactive console, debug and integrated plotting on Octave versions 3.2.x, 3.4.x and 3.6.x. The current goal is to make it running out-of-box on multiple platforms. Currently only Linux and Windows are supported. Mac support is possible. The project needs a maintainer for Mac version, since I don't have Mac to build Octclipse and test it on this platform. Also, it is worth to support Eclipse 4.0 Juno with DLTK 4.
    Downloads: 0 This Week
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  • Monitor production, track downtime and improve OEE. Icon
    Monitor production, track downtime and improve OEE.

    For manufacturing companies interested in OEE monitoring solutions

    Evocon is a visual and user-friendly OEE software that helps manufacturing companies improve productivity and remove waste as they become better.
    Learn More
  • 10
    Simple source code editor with syntax highlighting, project management and extern text filtering. Based on Scintilla component, written in wxWidgets.
    Downloads: 0 This Week
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  • 11
    This is a patch for Notepad++, a great code editor. It adds a support to Progress 4gl syntax.
    Downloads: 0 This Week
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  • 12
    QodeAssist

    QodeAssist

    QodeAssist is an AI-powered coding assistant plugin for Qt Creator

    QodeAssist is an AI-powered coding assistant plugin specifically designed for Qt Creator, bringing modern AI capabilities directly into a C++ and QML development environment. It provides intelligent code completion, inline refactoring, and conversational chat interfaces that can appear as popups, side panels, or embedded views within the IDE. The plugin supports both local and cloud-based language model providers, including Ollama, llama.cpp, OpenAI, Claude, and others, allowing developers to choose between privacy-focused local setups or more powerful remote models. It includes advanced context handling features such as file attachments, project-specific rules, and automatic synchronization with open files, which improves the relevance of AI responses. The system also enables AI tool calling, allowing the assistant to inspect project files, run searches, and access diagnostics to provide deeper assistance.
    Downloads: 0 This Week
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  • 13
    Quip is a lean-and-mean, platform independent source code editor that features support for custom scripts and an interface designed to leverage modern computer systems and standards.
    Downloads: 0 This Week
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  • 14
    Python bindings for the Scintilla source code editor widget running under Gtk 1.x. NOTE: This is no longer under development, since the authors are moving to Gtk2 and using pyscintilla2 instead. See http://sra.itc.it/people/cavada/PyScintilla2.html
    Downloads: 0 This Week
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  • 15
    VicCode is a small source code editor designed with Qt.
    Downloads: 0 This Week
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  • 16
    WebGarage is an HTML5 drag and drop widget designer written in C++ using the QT framework.
    Downloads: 0 This Week
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  • 17
    Notepad² is a text and source code editor for Windows. Notepad² offers syntax coloration for common langages, customizable interface, auto-completion, macro recording and so much more !
    Downloads: 0 This Week
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