Browse free open source Build Tools and projects for Windows below. Use the toggles on the left to filter open source Build Tools by OS, license, language, programming language, and project status.

  • Gemini 3 and 200+ AI Models on One Platform Icon
    Gemini 3 and 200+ AI Models on One Platform

    Access Google's best plus Claude, Llama, and Gemma. Fine-tune and deploy from one console.

    Build generative AI apps with Vertex AI. Switch between models without switching platforms.
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  • Try Google Cloud Risk-Free With $300 in Credit Icon
    Try Google Cloud Risk-Free With $300 in Credit

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  • 1
    A Java Utility to edit and create new game content for Might and Magic 8 with support for 6 and 7. This is an extension of the no-longer-developed UnLod java utility for MM8. MM8LevelEditor is no longer actively developed. A new MMLevelEditor is being re
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    Downloads: 17 This Week
    Last Update:
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  • 2
    VirtuAL3101 provides a series of tools to develop effects using the AL3101 DSP from Alesis. It includes an assembler/disassembler, a simulator, an application generator with its graphical interface and various effects.
    Downloads: 1 This Week
    Last Update:
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  • 3
    A subtitle agent, which developed on Java, helps to create, modify, and operate subtitle files easily. Also providing Java packages for developing subtitle agents conveniently. Moreover, they're free and open-sourced, based on GPL lisence.
    Downloads: 0 This Week
    Last Update:
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  • 4
    IntelliX Java collaborative editor is the first editor for Java that uses multimedia tools for development. Main features of IntelliX editor are java files editing and bookmarking in standalone mode or over LAN or Internet with others.
    Downloads: 0 This Week
    Last Update:
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  • MongoDB Atlas runs apps anywhere Icon
    MongoDB Atlas runs apps anywhere

    Deploy in 115+ regions with the modern database for every enterprise.

    MongoDB Atlas gives you the freedom to build and run modern applications anywhere—across AWS, Azure, and Google Cloud. With global availability in over 115 regions, Atlas lets you deploy close to your users, meet compliance needs, and scale with confidence across any geography.
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  • 5
    Omorphia is a graphic, multimedia and gaming library containing Delphi and Freepascal components to simplify multimedia based apllication development on W9xNT and Unix platforms including support for various graphic and sound interfaces and libraries.
    Downloads: 0 This Week
    Last Update:
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  • 6
    PodiGoat Core 3
    PodiGoat Core 3 is a open-source framework written in Delphi language. It owns unique interfaces allowing to manage and control almost all part of engine. PGCore3 can be used as a main framework for any kind of 2D or 3D games and interactive apps.
    Downloads: 0 This Week
    Last Update:
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  • 7
    Universal Platform (UP) is a software layer (library) with pseudo-standartized interface which allows now to create applications with C++ for Win32,Linux,FreeBSD operating systems (other languages and OS may be supported in the future)
    Downloads: 0 This Week
    Last Update:
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  • 8
    FreeSP is an infrastructure for programming platform-independend online signal processing applications. Ports to specific platforms (like DSPs and microcontrollers) are made by simply exchanging the freeSP System-module.
    Downloads: 0 This Week
    Last Update:
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