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

  • Our Free Plans just got better! | Auth0 Icon
    Our Free Plans just got better! | Auth0

    With up to 25k MAUs and unlimited Okta connections, our Free Plan lets you focus on what you do best—building great apps.

    You asked, we delivered! Auth0 is excited to expand our Free and Paid plans to include more options so you can focus on building, deploying, and scaling applications without having to worry about your security. Auth0 now, thank yourself later.
    Try free now
  • AI-powered service management for IT and enterprise teams Icon
    AI-powered service management for IT and enterprise teams

    Enterprise-grade ITSM, for every business

    Give your IT, operations, and business teams the ability to deliver exceptional services—without the complexity. Maximize operational efficiency with refreshingly simple, AI-powered Freshservice.
    Try it Free
  • 1
    NSIS: Nullsoft Scriptable Install System

    NSIS: Nullsoft Scriptable Install System

    Windows installer development tool

    NSIS (Nullsoft Scriptable Install System) is a professional open source system to create Windows installers. It is designed to be as small and flexible as possible and is therefore very suitable for internet distribution. Being a user's first experience with your product, a stable and reliable installer is an important component of succesful software. With NSIS you can create such installers that are capable of doing everything that is needed to setup your software. NSIS is script-based and allows you to create the logic to handle even the most complex installation tasks. Many plug-ins and scripts are already available: you can create web installers, communicate with Windows and other software components, install or update shared components and more.
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    Downloads: 10,132 This Week
    Last Update:
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  • 2
    Windows port of Glade 3. The latest version includes a stand-alone installer with bundled GTK+ 2.16.0 and libxml 2.7.3. Extra installers or zip files are not required. No changes to the Glade source were required to compile under mingw.
    Leader badge
    Downloads: 160 This Week
    Last Update:
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  • 3
    Ultra-Modern UI

    Ultra-Modern UI

    The Ultra-Modern User Interface is an new interface for NSIS 3 x86

    The UltraModern User Interface is a new interface with a style like the most recent installers for NSIS 3 (Nullsoft Scriptable Install System) x86 edition, the tool that allows programmers to create such installers for Windows.
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    Downloads: 42 This Week
    Last Update:
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  • 4
    The Cor4 project is a 4 layer application IDE and runtime environment development project.
    Downloads: 1 This Week
    Last Update:
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  • Find Hidden Risks in Windows Task Scheduler Icon
    Find Hidden Risks in Windows Task Scheduler

    Free diagnostic script reveals configuration issues, error patterns, and security risks. Instant HTML report.

    Windows Task Scheduler might be hiding critical failures. Download the free JAMS diagnostic tool to uncover problems before they impact production—get a color-coded risk report with clear remediation steps in minutes.
    Download Free Tool
  • 5
    !!!!! Attention: This Site is closed go to the old homepage. Second Edition of DEV-PHP - IDE for development php-projects with php-gtk, mysql, ftp-client, cvs-client
    Downloads: 0 This Week
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  • 6
    We are planning to develop a higly useful program to learn english words in a nice and easy way.
    Downloads: 0 This Week
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  • 7
    IDE program for NSIS install system
    Downloads: 0 This Week
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  • 8
    Recoder.C# is a Java framework for C# program analysis and source code transformation. It computes an easy to use syntactic and semantic program model containing cross references and supports transformation rollbacks and incremental model updates.
    Downloads: 0 This Week
    Last Update:
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  • 9
    The CCC Language is yet another programming language. It is platform-independent, compact, and robust. Supports many SQL engines, has own ISAM DB engine, has terminal mode and more UI-s, is object-oriented, but it is compiled and not interpreted.
    Downloads: 0 This Week
    Last Update:
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  • Desktop and Mobile Device Management Software Icon
    Desktop and Mobile Device Management Software

    It's a modern take on desktop management that can be scaled as per organizational needs.

    Desktop Central is a unified endpoint management (UEM) solution that helps in managing servers, laptops, desktops, smartphones, and tablets from a central location.
    Learn More
  • 10
    This small platform independent application (written in Java) is designed to encode your e-mail addresses, thus the spam robots can not retrieve it from your page. Note that minimal HTML knowledge is needed to put the generated script into a html page.
    Downloads: 0 This Week
    Last Update:
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