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

  • Outgrown Windows Task Scheduler? Icon
    Outgrown Windows Task Scheduler?

    Free diagnostic identifies where your workflow is breaking down—with instant analysis of your scheduling environment.

    Windows Task Scheduler wasn't built for complex, cross-platform automation. Get a free diagnostic that shows exactly where things are failing and provides remediation recommendations. Interactive HTML report delivered in minutes.
    Download Free Tool
  • Retool your internal operations Icon
    Retool your internal operations

    Generate secure, production-grade apps that connect to your business data. Not just prototypes, but tools your team can actually deploy.

    Build internal software that meets enterprise security standards without waiting on engineering resources. Retool connects to your databases, APIs, and data sources while maintaining the permissions and controls you need. Create custom dashboards, admin tools, and workflows from natural language prompts—all deployed in your cloud with security baked in. Stop duct-taping operations together, start building in Retool.
    Build an app in Retool
  • 1
    wxDownload Fast is a multi-platform download manager. It downloads faster by getting segments from multiple locations at the same time. It was created in C++ using the wxWidgets library. ALERT: There is a malware using the name wxdownload (or wxdownloadmanager). The malware site use some of the original screenshots and texts. Be carefully. The wxDownload Fast original files are aways hosted in SourceForge.net.
    Downloads: 8 This Week
    Last Update:
    See Project
  • 2
    MeanOS

    MeanOS

    The smallest and the most powerful operating system.

    The first decentralized, artificially intelligent, MEAN.js stack, operating system. Mean OS is the only operating system hosted anonymous using a P2P network and a suite of non-standard in-browser delivery mechanisms. Mean OS is specifically designed to support both Brave and Tor but is compatible with all other major browsers. Mean OS is Proud to be a BRAVE and TOR supporter, be free!!
    Downloads: 4 This Week
    Last Update:
    See Project
  • 3
    Zeromus Browser

    Zeromus Browser

    Zeromus Browser is free, simple and lightweight.

    Zeromus Browser is a simple browser whose feature list includes things like "History", "Bookmarks" and "zLink", that is a page to see the most visited hosts. It is small, less then 10,000 lines of code and very fast. The SpringSun 2.0.0 update includes a new homepage, a new zLink page, new keyboard shortcuts, a new button to the download manager, a streamlined interface, and a major modification of the search engines. The SpringSun 2.1.0 update use Qt 4.8.3 for more stability. The 4.2 update include a better interface, a new logo, and a new homepage. Then, the 4.3 update include an other new logo because we search what's Zeromus identity. ;-) Note: Zeromus Browser is a fork of Arora.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 4
    Update your dynamic IP for domains registered with freedns.afraid.org
    Downloads: 0 This Week
    Last Update:
    See Project
  • Atera all-in-one platform IT management software with AI agents Icon
    Atera all-in-one platform IT management software with AI agents

    Ideal for internal IT departments or managed service providers (MSPs)

    Atera’s AI agents don’t just assist, they act. From detection to resolution, they handle incidents and requests instantly, taking your IT management from automated to autonomous.
    Learn More
  • 5
    GTCop Professional Security Appliance aims to provide a powerful tool for satellite communications, with enhanced QoS and bandwidth controls. As derived from IPCop Firewall, it is a stable, secure, easy to configure and maintain GNU/Linux firewall box.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 6
    Jwebftp is a simple JSP/Servlets-based web FTP client. It allows to provide limited FTP access via a web browser.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 7
    JeusEx is pure Java HTTP 1.1/servlet 2.3 ? complaint server. It's mutithreaded, does HEAD, GET and POST and supports CGI 1.1 (scripts!) And now it supports I18N and servlet 2.3 spec (to some degree).
    Downloads: 0 This Week
    Last Update:
    See Project
  • 8
    Modular billing systems for ISP. DialUp, VPN, hosting, mail and ftp modules. DialUp and VPN has been released through FreeNIBS and FreeRADIUS.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 9
    Nailer is a tool written in PHP intended to handle the management contents of MySQL over the WWW.
    Downloads: 0 This Week
    Last Update:
    See Project
  • Grafana: The open and composable observability platform Icon
    Grafana: The open and composable observability platform

    Faster answers, predictable costs, and no lock-in built by the team helping to make observability accessible to anyone.

    Grafana is the open source analytics & monitoring solution for every database.
    Learn More
  • 10
    PHPTrans is PHP based library that allow translation of your project output to another languages. This will open your project to be understandable for the whole world. PHPTrans can be integrated in existing projects as well as used for new projects.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 11

    HellGate

    HellGate™

    HellGate™ is commercial Linux-based system for routers. It's absolutely FREE to try. Also it can be used for FREE with some restrictions.
    Downloads: 1 This Week
    Last Update:
    See Project
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