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

  • Auth0 for AI Agents now in GA Icon
    Auth0 for AI Agents now in GA

    Ready to implement AI with confidence (without sacrificing security)?

    Connect your AI agents to apps and data more securely, give users control over the actions AI agents can perform and the data they can access, and enable human confirmation for critical agent actions.
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  • eProcurement Software Icon
    eProcurement Software

    Enterprises and companies seeking a solution to manage all their procurement operations and processes

    eBuyerAssist by Eyvo is a cloud-based procurement solution designed for businesses of all sizes and industries. Fully modular and scalable, it streamlines the entire procurement lifecycle—from requisition to fulfillment. The platform includes powerful tools for strategic sourcing, supplier management, warehouse operations, and contract oversight. Additional modules cover purchase orders, approval workflows, inventory and asset management, customer orders, budget control, cost accounting, invoice matching, vendor credit checks, and risk analysis. eBuyerAssist centralizes all procurement functions into a single, easy-to-use system—improving visibility, control, and efficiency across your organization. Whether you're aiming to reduce costs, enhance compliance, or align procurement with broader business goals, eBuyerAssist helps you get there faster, smarter, and with measurable results.
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  • 1

    CylonOS

    A shell written in QBASIC

    This is a QBasic file that was written as a predecessor to Skylight shell. It requires QBasic 1.1 from Microsoft or a QBasic compiler.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 2
    A few small replacement shells for 32- and 64-bit Windows. By me, for me, to you.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 3
    Gauvain OS is an graphical interface for MS-DOS.
    Downloads: 0 This Week
    Last Update:
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  • 4
    A interactive, command-line tool to quickly and easily change current directory and view their contents in Windows' cmd.exe. Written in PowerBASIC Console Compiler 5.
    Downloads: 0 This Week
    Last Update:
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  • Rent Manager Software Icon
    Rent Manager Software

    Landlords, multi-family homes, manufactured home communities, single family homes, associations, commercial properties and mixed portfolios.

    Rent Manager is award-winning property management software built for residential, commercial, and short-term-stay portfolios of any size. The program’s fully customizable features include a double-entry accounting system, maintenance management/scheduling, marketing integration, mobile applications, more than 450 insightful reports, and an API that integrates with the best PropTech providers on the market.
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  • 5
    River is a group of almost two hundred tiny, recombinant programs that have successfully combined to make useful apps. The River is being moved to open source. We have 60+ proglets moved, starter application packages, directory navigation and ...
    Downloads: 0 This Week
    Last Update:
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  • 6
    Skylight shell

    Skylight shell

    A general shell written in FreeBASIC

    This OS is a command line tool written in FreeBASIC. We have put many hours into making skylight shell a good program. If you have any questions, please go to the discussion page. Please also report any bugs that you have found.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 7
    bish-shell

    bish-shell

    BASIC Interpretative SHell

    A shell loosely based on the old Commodore and Tandy BASIC interpreters, with some small updating to modern computer systems
    Downloads: 0 This Week
    Last Update:
    See Project
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