Showing 122 open source projects for "scratch"

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    Premier Construction Software

    Premier is a global leader in financial construction ERP software.

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    Skillfully - The future of skills based hiring

    Realistic Workplace Simulations that Show Applicant Skills in Action

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  • 1
    Bun

    Bun

    Incredibly fast JavaScript runtime, bundler, test runner

    ...Bun is an all-in-one JavaScript runtime & toolkit designed for speed, complete with a bundler, test runner, and Node. js-compatible package manager. Bun is a new JavaScript runtime built from scratch to serve the modern JavaScript ecosystem. Bun starts fast and runs fast. It extends JavaScriptCore, the performance-minded JS engine built for Safari. As computing moves to the edge, this is critical. Bun provides a minimal set of highly optimized APIs for performing common tasks, like starting an HTTP server and writing files. ...
    Downloads: 11 This Week
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  • 2
    QtScrcpy

    QtScrcpy

    Android real-time display control software

    ...If you are interested in it and want to learn how it works but do not know how to get started, you can choose to purchase my recorded video lessons. It details the development architecture and the development process of the entire software, and help you develop QtScrcpy from scratch.
    Downloads: 243 This Week
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  • 3
    fheroes2

    fheroes2

    fheroes2 is a recreation of Heroes of Might and Magic II game engine

    fheroes2 is a recreation of the Heroes of Might and Magic II game engine. This open-source multiplatform project, written from scratch, is designed to reproduce the original game with significant improvements in gameplay, graphics and logic (including support for high-resolution graphics, improved AI, numerous fixes and user interface improvements), breathing new life into one of the most addictive turn-based strategy games. You can find a complete list of all of our changes and enhancements in its own wiki page.
    Downloads: 36 This Week
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  • 4
    EQEmulator Core Server

    EQEmulator Core Server

    Open Source Fan-Based EverQuest Emulator Server project

    EQEmulator is a custom completely from-scratch open source server implementation for EverQuest built mostly on C++.
    Downloads: 8 This Week
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  • Failed Payment Recovery for Subscription Businesses Icon
    Failed Payment Recovery for Subscription Businesses

    For subscription companies searching for a failed payment recovery solution to grow revenue, and retain customers.

    FlexPay’s innovative platform uses multiple technologies to achieve the highest number of retained customers, resulting in reduced involuntary churn, longer life span after recovery, and higher revenue. Leading brands like LegalZoom, Hooked on Phonics, and ClinicSense trust FlexPay to recover failed payments, reduce churn, and increase customer lifetime value.
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  • 5
    Mixxx

    Mixxx

    Mixxx is Free DJ software that gives you everything you need

    Free and open source DJ software for Windows, macOS, and Linux. Mixxx integrates the tools DJs need to perform creative live mixes with digital music files. Whether you are a new DJ with just a laptop or an experienced turntablist, Mixxx can support your style and techniques of mixing. BPM and musical key detection help you find the perfect next track from your library. Use Sync Lock to match the tempo and beats of four songs for seamless mixing. Built-in mappings for DJ controller hardware...
    Downloads: 25 This Week
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  • 6
    hhuOS

    hhuOS

    hhuOS - A small operating system

    hhuOS is an educational operating system project developed by students at Heinrich Heine University (HHU) in Düsseldorf, Germany. It is built from scratch in C and Assembly and intended as a teaching tool to help students grasp the foundations of kernel development, memory management, system calls, and multitasking. The project focuses on clarity, modularity, and hands-on experimentation with real OS components, making it suitable for OS development courses or personal exploration.
    Downloads: 3 This Week
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  • 7
    Luau

    Luau

    Fast, small, safe, gradually typed embeddable scripting language

    It is designed to be backward compatible with Lua 5.1, as well as incorporating some features from future Lua releases, but also expands the feature set (most notably with type annotations). Luau is largely implemented from scratch, with the language runtime being a very heavily modified version of Lua 5.1 runtime, with a completely rewritten interpreter and other performance innovations. The runtime mostly preserves Lua 5.1 API, so existing bindings should be more or less compatible with a few caveats. Luau is used by Roblox game developers to write game code, as well as by Roblox engineers to implement large parts of the user-facing application code as well as portions of the editor (Roblox Studio) as plugins. ...
    Downloads: 31 This Week
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  • 8
    Giada

    Giada

    Your Hardcore Loop Machine.

    ...Build your performance in real time by layering audio tracks or MIDI events, driven by the main sequencer. Load samples from your crates and play them with a computer keyboard or a MIDI controller. Write songs from scratch or edit existing live recordings with the powerful Action Editor, for fine-tuned control. Record sounds from the real world and MIDI events coming from external devices or other apps. Process samples or audio/MIDI input signals with VST instruments from your plug-ins collection. Control other software or synchronize physical MIDI devices by using Giada as a MIDI master sequencer.
    Downloads: 9 This Week
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  • 9
    CUDA Core Compute Libraries (CCCL)

    CUDA Core Compute Libraries (CCCL)

    CUDA Core Compute Libraries

    ...The goal of CCCL is to simplify CUDA development by offering reusable building blocks that enable developers to write efficient and scalable parallel code without starting from scratch. Thrust provides a high-level interface for parallel algorithms, while CUB delivers highly optimized primitives for device-level operations, and libcudacxx ensures compatibility with modern C++ standards. By unifying these components, CCCL reduces duplication and improves developer productivity while maintaining performance across different GPU architectures.
    Downloads: 11 This Week
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  • The Most Powerful Software Platform for EHSQ and ESG Management Icon
    The Most Powerful Software Platform for EHSQ and ESG Management

    Addresses the needs of small businesses and large global organizations with thousands of users in multiple locations.

    Choose from a complete set of software solutions across EHSQ that address all aspects of top performing Environmental, Health and Safety, and Quality management programs.
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  • 10
    ravynOS

    ravynOS

    A BSD-based OS project that aims to provide an experience with MacOS

    ...We recommend running in a virtual machine, although it should work on any hardware supported by FreeBSD-CURRENT (14.0) with at least 2GB (8GB recommended) RAM. PLEASE NOTE: On 2022-02-14, we decided to abandon the current path of using X11/KDE desktop components and write from scratch a new UI that will align better with our goals. This stepping back will slow the project but ultimately should result in a better outcome. We intend to bring many of the features you’ve come to love from macOS to ravynOS like clean design, global menus, and drag-and-drop installs. All of your FreeBSD ports and apps, Linux apps, and even trivial Darwin & macOS binaries can now run on ravynOS. ...
    Downloads: 18 This Week
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  • 11
    OpenRW

    OpenRW

    Recreation of the classic Grand Theft Auto III game executable

    ...The project does not ship with game content: users still need a legitimate copy of GTA III (with its original assets) to play, making OpenRW strictly an engine reimplementation, not a re-distribution. By re-writing the engine from scratch under a permissive, community-friendly license (GPLv3), OpenRW ensures long-term preservation, mod-friendliness, and better hardware compatibility (modern GPUs, controllers, cross-platform input, etc.). For developers, it also offers tools such as a “script tracer” to inspect in-game scripts opcode by opcode, a data-file viewer (RWViewer) for studying object data, models, and map files.
    Downloads: 2 This Week
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  • 12
    Mandelbulber

    Mandelbulber

    3D fractal rendering software

    ...Render with a great palette of customizable materials to create stunning images and videos. The possibilities are literally infinite! Mandelbulber v2 is new line of this application. It was rewritten from scratch with new Qt based interface. Old Mandelbulber is still available in Files section.
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    Downloads: 126 This Week
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  • 13
    AJED

    AJED

    An Editor for Roland JUNO ALPHA type synthesizers

    An Editor for Roland JUNO ALPHA 1/ 2 HS-10/HS-80 and Roland MKS50 Version 2.6.1 July 14th 2025 release (Windows Installer) Version 2..6.1 August 15th 2025 release (Builds for macOS) This project is a continuation of the now discontinued Juno Alpha panel. Please upgrade to this version. A lot of work went into the creation of this program. If you profit from it either financially or creatively, please consider a donation of as little as $10.00 USD. Please click on the PayPal...
    Downloads: 13 This Week
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  • 14
    KaNaPi

    KaNaPi

    Educational Linux Distribution

    Main goals: * Prepare operating system based on Linux kernel and free software for use at home from scratch by building sources. Binary packages/images are also available. * Each package is installed in separate directory, so you can use different versions of applications and libraries by design. * There is only one user 'kanapi' with root permissions, so you don't have to login, remember passwords, etc. * Simple configuration * Automatic compilation.
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    Downloads: 35 This Week
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  • 15
    IsoRealms Spindizzy and Isorealms Engine

    IsoRealms Spindizzy and Isorealms Engine

    An isometric arcade-style game of skill, puzzles and exploration

    ...The Isorealms engine features a complete content creation toolkit for modifying and extending Spindizzy, as well as offering the opportunity to create entirely new projects from scratch. Isorealms content creation tools are aimed at users of all experiences, from those who simply want to build new worlds to those who want to take advantage of advanced features such as Lua scripting and custom asset importation.
    Downloads: 7 This Week
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  • 16
    rendera

    rendera

    Rendera is an open-source painting package.

    Rendera is an open-source painting package. It is useful for useful for photo-retouching, seamless tile production, and other painting tasks. Currently being rewritten from scratch using C++/FLTK to support more platforms and work better.
    Downloads: 0 This Week
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  • 17

    A SpaceLife DNS-Nuke Dev

    Aiming to build the "SpaceLife-OS" and host a member website on it

    ...This understanding is enouth to compel one to learn about computer's and computer programming, through the Bio-Logical Collective-Intellectual-Conscience compound Opensource Community, to thereby build said DNS-nucleus by reference to Linux From Scratch (not started). In this endeavour my personal requirement's include my having a general competence working on a linux OS terminal (done), understanding and being able to implement all elements of Linux System DNS Networking (1/3) of the way there) and finishing researching Open Source-Code software modules and their configuration options and commands etc (maybe halfway done)
    Downloads: 0 This Week
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  • 18
    KhadashPay-Firebase-Edition

    KhadashPay-Firebase-Edition

    KhadashPay is my attempt to build a payment system from scratch.

    KhadashPay is my attempt to build a payment system from scratch. KhadashPay Firebase Edition also incorporates the capabilities of https://sourceforge.net/projects/midbar-firebase-edition/ The official GitHub repository: https://github.com/Northstrix/KhadashPay-Firebase-Edition You can find the tutorial on https://www.instructables.com/DIY-IoT-Payment-System-With-Google-Firebase/ Version of KhadashPay with local storage of data is available on https://sourceforge.net/projects/khadashpay/
    Downloads: 0 This Week
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  • 19
    AiBO+
    The project builds a new AI of AIBO from scratch. Currently, I have a white ERS-7 model, Rakka. Project is based on Boost, Qt, OpenCV, other 3rd party software and my own source codes.
    Downloads: 0 This Week
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  • 20
    KhadashPay

    KhadashPay

    The KhadashPay project is an open-source payment system.

    The KhadashPay project is my attempt to make a payment system from scratch. As for the customers of the store where the KhadashPay is deployed, Khadash pay doesn't keep any logs whatsoever and doesn't require a bit of your personal information to create an account. You can find the tutorials here: V2.0 (ESP32 Version): https://www.instructables.com/KhadashPay-V20/ V2.0 (Raspberry Pi Pico Version): https://www.instructables.com/KhadashPay-V20-Raspberry-Pi-Pico-Version/ V3.0 (STM32F401CCU6 Version): https://www.instructables.com/KhadashPay-V30-STM32F401CCU6-Version/ V3.0 (ESP32 Version): https://www.instructables.com/KhadashPay-V30/ V3.5 (ESP32 Version): https://www.instructables.com/KhadashPay-V35/ The version of the KhadashPay that stores the data in the cloud and allows you to operate several payment terminals is available on https://sourceforge.net/projects/khadashpay-firebase-edition/
    Downloads: 0 This Week
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  • 21
    Chart Geany

    Chart Geany

    Technical analysis software

    Chart Geany is a cross platform software solution for market technical analysis and charting.
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    Downloads: 21 This Week
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  • 22
    HelenOS

    HelenOS

    A microkernel-based multiserver operating system written from scratch.

    HelenOS is a portable microkernel-based multiserver operating system written from scratch. It decomposes key operating system functionality such as file systems, networking, device drivers and graphical user interface into a collection of fine-grained user space components that interact with each other via message passing. A failure or crash of one component does not directly harm others. HelenOS is therefore flexible, modular, extensible, fault tolerant and easy to understand. ...
    Downloads: 7 This Week
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  • 23
    CUDA Pathtracer

    CUDA Pathtracer

    GPU Raytracer from scratch in C++/CUDA

    GPU-Raytracer is a high-performance, real-time ray tracing engine implemented using OpenGL compute shaders. It demonstrates the power of modern GPU architectures to handle complex lighting calculations, reflections, shadows, and global illumination in real-time. This project is educational and experimental, providing insight into GPU parallelism and real-time rendering techniques. Its clean and modular C++ structure makes it a great reference for students and graphics developers alike.
    Downloads: 0 This Week
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  • 24

    PoDoFo

    A PDF parsing, modification and creation library.

    The PoDoFo library is a free, portable C++ library. It can parse and modify existing PDF files and create new ones from scratch. It also includes several tools to work with PDF files. It features an unique approach which provides access to PDF documents via an object tree. Therefore, PDFs can be created and or manipulated using a simple tree structure. Development of PoDoFo has been moved to GitHub: https://github.com/podofo/podofo Please raise new issues in the GitHub project.
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    Downloads: 52 This Week
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  • 25
    pranaOS

    pranaOS

    Smart Operating System for x86, ARM, Mobile, Watch

    pranaOS is a hobby operating system built from scratch in C and C++, intended to teach and demonstrate operating system fundamentals such as process control, memory management, and kernel bootstrapping. It is designed for the x86_64 architecture and features a custom shell, task scheduler, and keyboard driver. With a strong focus on education, pranaOS serves as a base for experimenting with kernel development and learning how different subsystems interact in a functioning OS.
    Downloads: 0 This Week
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