System Software for Linux

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

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  • Get Avast Free Antivirus | Your top-rated shield against malware and online scams Icon
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    Boost your PC's defense against cyberthreats and web-based scams.

    Our antivirus software scans for security and performance issues and helps you to fix them instantly. It also protects you in real time by analyzing unknown files before they reach your desktop PC or laptop — all for free.
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  • 1
    deepin
    deepin is a Debian-based distribution that aims to provide an elegant, user-friendly and reliable operating system. It does not only include the best the open source world has to offer, but it has also created its own desktop environment called DDE or Deepin Desktop Environment which is based on the Qt 5 toolkit. Deepin focuses much of its attention on intuitive design. Its home-grown applications, like Deepin Software Centre, DMusic and DPlayer are tailored to the average user. Being easy to install and use, deepin can be a good Windows alternative for office and home use.
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    Downloads: 123,448 This Week
    Last Update:
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  • 2
    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: 6,994 This Week
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  • 3
    A very high quality package of printer drivers for CUPS on Linux and other POSIX-compliant operating systems. This project also maintains an enhanced Print plug-in for GIMP 2.x from the same code base.
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    Downloads: 2,533 This Week
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  • 4
    BleachBit

    BleachBit

    deletes junk files to free disk space and improve privacy

    BleachBit frees disk space and maintains privacy. Cleans cache, Internet history, temporary files, logs, cookies, Firefox, Google Chrome, Flash, Windows, Linux, and more. Downloads are at www.bleachbit.org and source code is at GitHub.
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    Downloads: 1,141 This Week
    Last Update:
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  • Powering the best of the internet | Fastly Icon
    Powering the best of the internet | Fastly

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  • 5
    OpenEMR
    OpenEMR is an open source medical practice management application (EHR EMR PMS) featuring fully integrated electronic health records, scheduling, electronic billing, internationalization, free support, a vibrant community, and a whole lot more.
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    Downloads: 876 This Week
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  • 6
    Wine

    Wine

    Run Windows applications on Linux, BSD, Solaris, and Mac OS X

    Wine is an Open Source implementation of the Windows API on top of X and Unix. Wine provides both a development toolkit for porting Windows sources to Unix and a program loader, allowing many unmodified Windows binaries to run on x86-based Unixes.
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    Downloads: 866 This Week
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  • 7
    CLISP - an ANSI Common Lisp
    CLISP is a portable ANSI Common Lisp implementation and development environment by Bruno Haible. Interpreter, compiler, debugger, CLOS, MOP, FFI, Unicode, sockets, CLX. UI in English, German, French, Spanish, Dutch, Russian, and Danish.
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    Downloads: 245 This Week
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  • 8
    Areca Backup
    Areca-Backup is a file backup software that supports incremental, image and delta backup on local drives or FTP servers. Areca-Backup also allows you to browse your backups and navigate among different version of the files contained in your archives.
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    Downloads: 208 This Week
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  • 9
    KShutdown

    KShutdown

    A graphical shutdown utility for Linux and Windows

    KShutdown is a graphical shutdown utility for Linux and Windows. It allows you to turn off or suspend a computer at a specified time. It features various time and delay options, command-line support, and notifications.
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    Downloads: 131 This Week
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  • Picsart Enterprise Background Removal API for Stunning eCommerce Visuals Icon
    Picsart Enterprise Background Removal API for Stunning eCommerce Visuals

    Instantly remove the background from your images in just one click.

    With our Remove Background API tool, you can access the transformative capabilities of automation , which will allow you to turn any photo asset into compelling product imagery. With elevated visuals quality on your digital platforms, you can captivate your audience, and therefore achieve higher engagement and sales.
    Learn More
  • 10
    IPCop Firewall

    IPCop Firewall

    Linux firewall distribution geared towards home and SOHO users.

    The IPCop Firewall is a Linux firewall distribution. It is geared towards home and SOHO users. The IPCop web-interface is very user-friendly and makes usage easy.
    Downloads: 89 This Week
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  • 11
    The ROX Desktop is a desktop based around ROX-Filer - a powerful file manager.
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    Downloads: 131 This Week
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  • 12
    NagiosQL - Nagios configuration tool
    NagiosQL is a professional, web based configuration tool for Nagios 2.x/3.x/4.x. It is designed for large enterprise requirements as well as small environments. Any Nagios functionalities are supported.
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    Downloads: 87 This Week
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  • 13
    Robolinux

    Robolinux

    MAX Privacy with Robolinux R12.12

    All 3 Robolinux Desktop versions come with new login and grub boot splash screens & LibreWolf browser which has the highest privacy! LibreWolf is a fork of Firefox so you can use its data. The Legacy Bios isos only work in VM's & Non UEFI PC's. Don't miss 50% Off 12+ price only $59.95 Expires July 21 2025 The 12+ Sale details Robo UNTRACKER Custom Installer FREE! Save $40 FAAST Boot Custom Installer FREE! Save $40 Backdoor security Custom Installer FREE! Save $40 12 Advanced upgrades! Privacy App installers FREE! Stealth VM for FREE! Save $40 C Drive to VM for FREE! Save $40 The UNTRACKER makes you 100% anonymous on the internet so you can stop being tracked & traced by Evil Governments & Spy Agencies! All Robolinux R12 rolling realease Legacy BIOS & UEFI versions have the newest 5.15 Linux Kernel, compilers & software libraries & applications. Each rock solid R12 version has Long Term Support through 2030 Follower of YASHUA! John Martinson Robolinux.org
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    Downloads: 81 This Week
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  • 14
    FreeFileSync

    FreeFileSync

    Free data backup software to synchronize files and folders

    FreeFileSync is a free Open Source software that helps you synchronize files and synchronize folders for Windows, Linux and macOS. It is designed to save your time setting up and running data backups while having nice visual feedback along the way. _______________________________________________________________ DOWNLOAD LINKS (official homepage): https://freefilesync.org/
    Downloads: 56 This Week
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  • 15
    BASE is the Basic Analysis and Security Engine. It is based on the code from the Analysis Console for Intrusion Databases (ACID) project. This application provides a web front-end to query and analyze the alerts coming from a SNORT IDS system.
    Downloads: 47 This Week
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  • 16
    TWiki Enterprise Collaboration Platform

    TWiki Enterprise Collaboration Platform

    Open Source Enterprise Wiki and Web Application Platform

    Enterprise collaboration platform with over 400 extensions. Users without programming skills can create web applications. 50,000 small businesses, many Fortune 500 companies, and millions of people use TWiki, with installations of 100,000s of pages. Visit http://twiki.org/ for the open source TWiki. The TWiki community is focusing on building the best collaboration platform for the workplace. We invite you to GET INVOLVED! More at http://bit.ly/twGetInv.
    Downloads: 29 This Week
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  • 17
    GeoNetwork opensource - Metadata Catalog
    A web based Metadata Catalog Server for data description and discovery. Supports both generic and geospatial data discovery. It implements international standards (e.g. ISO19115/19139/19119, ISO19115-3, DCAT-AP, CSW 2.0, OGC API Records). It originates from the United Nations and is used by many governments as geoportal software. Active development and discussion takes place on GitHub and OSGeo Discourse. You can also connect directly with the companies supporting the development. Source code available on github https://github.com/geonetwork/
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    Downloads: 136 This Week
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  • 18
    Areca Backup 8 (2025)

    Areca Backup 8 (2025)

    Free open source multiplatform backup solution.

    This independent development (fork) of Areca Backup attempts to extend its lifespan by fixing bugs and adding some new features while keeping its simplicity. Areca was originally developed by Olivier PETRUCCI (aventin): https://sourceforge.net/projects/areca/
    Downloads: 62 This Week
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  • 19
    Syllable Desktop is a complete operating system that is easy to use, powerful, lightweight and extraordinarily fast and responsive. It has its own kernel, filesystem, GUI and applications. Syllable Server is a matching small and efficient Linux server.
    Downloads: 13 This Week
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  • 20
    QmailAdmin is a web interface for managing email addresses in virtual domains created by Vpopmail.
    Downloads: 12 This Week
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  • 21
    A network connection manager that aims to simplify wired and wireless networking in Linux.
    Downloads: 20 This Week
    Last Update:
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  • 22
    phpSysInfo
    phpSysInfo is a customizable PHP Script that parses /proc, and formats information nicely. It will display information about system facts like Uptime, CPU, Memory, PCI devices, SCSI devices, IDE devices, Network adapters, Disk usage, and more.
    Downloads: 6 This Week
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  • 23
    Tool to inspect the used space of folders. Files are displayed in a cushioned tree map. Useful if you wonder where all your free space went to.
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    Downloads: 37 This Week
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  • 24
    Free Download Manager

    Free Download Manager

    Powerful modern download accelerator and organizer for all platforms

    Free Download Manager for Windows, macOS, Android, and Linux allows you to adjust traffic usage, organize downloads, control file priorities for torrents, efficiently download large files and resume broken downloads. Free Download Manager (FDM) is a versatile, user-friendly software that revolutionizes how users manage and accelerate their downloads. It seamlessly integrates with various browsers, making it an essential tool for anyone who downloads files frequently. FDM enhances download speeds by splitting files into sections and downloading them simultaneously, ensuring optimal bandwidth usage. Whether you're downloading large files, videos, or entire websites, FDM simplifies the process with its intuitive interface and customizable settings. Its lightweight design ensures that your system remains fast and responsive while managing multiple downloads effortlessly. Plus, it's open-source, which means users benefit from continual improvements and a strong support community.
    Downloads: 14 This Week
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  • 25
    Pydio Cells

    Pydio Cells

    Formerly AjaXplorer, file sharing platform for the enterprise

    Pydio Cells is the mature open source alternative to dropbox and box, for the enterprise. Why building your own box? You need to access your documents across multiple devices, and regularly share documents (weblinks) and folders with your contacts and teams. Still, using a consumer SaaS box or drive service is neither practical nor safe. And enterprise SaaS box or drive services are expensive and come with Disk Storage that you already have on your servers or private cloud. How to build your own box with Pydio? Easily install Pydio on your servers or cloud of choice, Simply share documents and folders with your teams, Administrate your box with an Entreprise grade console (rights, groups, plug ins), Access documents with a Web Gui, Smartphones and tablet apps (iOS, Android), Sync folders on your computer (PC, Mac, Linux).
    Downloads: 4 This Week
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