System Software for Cygwin

Browse free open source System software and projects for Cygwin below. Use the toggles on the left to filter open source System software 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.
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  • Turn traffic into pipeline and prospects into customers Icon
    Turn traffic into pipeline and prospects into customers

    For account executives and sales engineers looking for a solution to manage their insights and sales data

    Docket is an AI-powered sales enablement platform designed to unify go-to-market (GTM) data through its proprietary Sales Knowledge Lake™ and activate it with intelligent AI agents. The platform helps marketing teams increase pipeline generation by 15% by engaging website visitors in human-like conversations and qualifying leads. For sales teams, Docket improves seller efficiency by 33% by providing instant product knowledge, retrieving collateral, and creating personalized documents. Built for GTM teams, Docket integrates with over 100 tools across the revenue tech stack and offers enterprise-grade security with SOC 2 Type II, GDPR, and ISO 27001 compliance. Customers report improved win rates, shorter sales cycles, and dramatically reduced response times. Docket’s scalable, accurate, and fast AI agents deliver reliable answers with confidence scores, empowering teams to close deals faster.
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  • 1
    log4cplus

    log4cplus

    Logging Framework for C++

    log4cplus is a simple to use C++ logging API providing thread-safe, flexible, and arbitrarily granular control over log management and configuration. It is modelled after the Java log4j API.
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    Downloads: 20,047 This Week
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  • 2

    S.M.A.R.T. Monitoring Tools

    Disk Inspection and Monitoring

    smartmontools contains utility programs (smartctl, smartd) to control/monitor storage systems using the Self-Monitoring, Analysis and Reporting Technology System (S.M.A.R.T.) built into most modern ATA and SCSI disks. It is derived from smartsuite.
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    Downloads: 16,533 This Week
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  • 3
    Auto Keyboard Presser

    Auto Keyboard Presser

    A simple to use auto keyboard presser to automate keyboard presses.

    The Autosofted Auto Keyboard Presser and Recorder is a fully hotkey compatible tool, it is also very simple to use. This is a FREE to download auto keyboard button pressing program which enables you to control which specified keys you want to keep getting pressed repeatedly. You can also control how any times you want the keys to get pressed and how long you want to wait between each key press.
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    Downloads: 16,988 This Week
    Last Update:
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  • 4
    VICE

    VICE

    Versatile Commodore Emulator

    VICE is an emulator collection which emulates the C64, the C64-DTV, the C128, the VIC20, practically all PET models, the PLUS4 and the CBM-II (aka C610). It runs on Unix, MS-DOS, Win32, OS/2, Acorn RISC OS, BeOS, QNX 6.x, Amiga, GP2X or Mac OS X machines.
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    Downloads: 4,287 This Week
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  • Rezku Point of Sale Icon
    Rezku Point of Sale

    Designed for Real-World Restaurant Operations

    Rezku is an all-inclusive ordering platform and management solution for all types of restaurant and bar concepts. You can now get a fully custom branded downloadable smartphone ordering app for your restaurant exclusively from Rezku.
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  • 5
    libusb

    libusb

    A cross-platform library that gives apps easy access to USB devices

    Library to enable user space application programs to communicate with USB devices
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    Downloads: 3,761 This Week
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  • 6

    cdrecord

    Highly portable CD/DVD/BluRay command line recording software

    cdrecord: A CD/DVD/BD recording program readcd: A program to read CD/DVD/BD media with CD-clone features cdda2wav: The most evolved CD-audio extraction program with paranoia support mkisofs: A program to create hybrid ISO9660/Joliet/HFS filesystems with optional Rock Ridge attributes isodebug: A program to print mkisofs debug information from media isodump: A program to dump ISO-9660 media isoinfo: A program to analyse/verify ISO/9660/Joliet/Rock-Ridge Filesystems isovfy: A program to verify the ISO-9660 structures rscsi: A Remote SCSI enabling daemon
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    Downloads: 8,171 This Week
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  • 7
    Nagios Open Source

    Nagios Open Source

    Nagios Open Source network monitoring software - The Standard In ITM

    Nagios network monitoring software is a powerful, enterprise-class host, server, application, and network monitoring tools. Designed to be fast, flexible, and rock-solid stable. Nagios runs on *NIX hosts and can monitor Windows, Linux/Unix/BSD, Netware, and network devices.
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    Downloads: 292 This Week
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  • 8

    empty

    Run applications under pseudo-terminal (PTY) sessions

    empty - run applications under pseudo-terminal (PTY) sessions to dialogue with interactive programs. Replace TCL/Expect with a simple tool and use your favorite shell (sh, bash, csh, tcsh, ksh, zsh, etc)
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    Downloads: 471 This Week
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  • 9
    DAR - Disk ARchive

    DAR - Disk ARchive

    For full, incremental, compressed and encrypted backups or archives

    DAR is a command-line backup and archiving tool that uses selective compression (not compressing already compressed files), strong encryption, may split an archive in different files of given size and provides on-fly hashing, supports differential backup with or without binary delta, ftp and sftp protocols to remote cloud storage Archive internal's catalog, allows very quick restoration even a single file from a huge, eventually sliced, compressed, encrypted archive eventually located on a remote cloud storage, by only reading/fetching the necessary data to perform the operation. Dar saves *all* UNIX inode types, takes care of hard links, sparse files as well as Extended Attributes (MacOS X file forks, Linux ACL, SELinux tags, user attributes) and some Filesystem Specific Attributes (Linux ext2/3/4, Mac OS X HFS+) more details at: http://dar.linux.free.fr/doc/Features.html
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    Downloads: 227 This Week
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  • Dominate AI Search Results Icon
    Dominate AI Search Results

    Generative Al is shaping brand discovery. AthenaHQ ensures your brand leads the conversation.

    AthenaHQ is a cutting-edge platform for Generative Engine Optimization (GEO), designed to help brands optimize their visibility and performance across AI-driven search platforms like ChatGPT, Google AI, and more.
    Learn More
  • 10
    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: 242 This Week
    Last Update:
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  • 11
    duply (simple duplicity)
    Duply is a shell front end for the duplicity backup tool https://duplicity.us . It simplifies the usage by implementing backup job profiles, batch commands and more. Secure backup to non-trusted file spaces made easy.
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    Downloads: 93 This Week
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  • 12
    luckyBackup

    luckyBackup

    ...a powerful, fast and reliable backup & sync tool.

    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ windows users, note that luckybackup is originally developed for linux and the windows port (version) is under heavy development at the moment. Feedback is more than welcome and will be appreciated, but please consider the above before you provide a negative review. windows dedicated forum: https://sourceforge.net/p/luckybackup/discussion/2264489/ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    Leader badge
    Downloads: 69 This Week
    Last Update:
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  • 13
    Grsync
    Grsync is used to synchronize folders, files and make backups. It is a rsync GUI (Graphical User Interface).
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    Downloads: 81 This Week
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  • 14

    Ganglia

    Scalable, distributed monitoring system for high-performance computing

    Ganglia is a scalable distributed monitoring system for high-performance computing systems such as clusters and Grids. It is based on a hierarchical design targeted at federations of clusters. Supports clusters up to 2000 nodes in size.
    Downloads: 56 This Week
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  • 15
    USB File Unhider

    USB File Unhider

    Unhide files and remove shortcut caused by malware on USB drive

    Unhide hidden and system files and remove unnecessary shortcut files caused by virus, malware on your USB drive. Head to the link below for the product page for more details.
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    Downloads: 76 This Week
    Last Update:
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  • 16
    Eagle Mode

    Eagle Mode

    Zoomable user interface (ZUI) with file manager, file viewers and more

    Eagle Mode is a zoomable user interface (ZUI) with file manager, file viewers, games, and more. This project is about a futuristic style of human-computer interaction, where the user can visit almost everything simply by zooming in. It features a portable C++ toolkit API for developing such ZUIs, and it features the Eagle Mode application, which provides a virtual cosmos with plugin applications. The most important one is the professional file manager with its rich, scriptable command set. It integrates file viewers for most of the common file types, as well as an audio and video player. Furthermore, the virtual cosmos contains a chess game, a netwalk game, a 3D minesweeper game, a multi-function clock, a stock watchlist, some fractals, and a Linux kernel configurator in form of a kernel patch.
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    Downloads: 38 This Week
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  • 17
    Free Auto Typer

    Free Auto Typer

    Free auto typer available for download. Very simple to use tool.

    The Autosofted Auto Typer is a fully hotkey compatible tool, just like every other Autosofted tool. This is a FREE auto typing program and is probably our simplest program yet. All you have to do type in the message that you want repeated and then set a hotkey to start/stop the message playing.
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    Downloads: 105 This Week
    Last Update:
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  • 18
    AutoMouser - AUTO MOUSE & KEYBOARD 100+

    AutoMouser - AUTO MOUSE & KEYBOARD 100+

    AutoMouser is FREE AUTO MOUSE & KEYBOARD clicker. 100+ FEATURES

    AutoMouser is the best FREE AUTO MOUSE & KEYBOARD clicker. 100+ GREAT FEATURES and all free! Try it and you will love it! View screenshots!
    Downloads: 58 This Week
    Last Update:
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  • 19
    Fast IP Changer - small program written in AutoIT to quickly change your local IP address between 4 different configurations. Please check the news page prior to downloading for changelog.
    Downloads: 46 This Week
    Last Update:
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  • 20
    TechyGeeksHome

    TechyGeeksHome

    Various utilities for Configuration Manager, Windows and Telephony

    Providing open source, publicly available files to assist fellow IT professionals together with our website at https://techygeekshome.info which provides all the step by step guides that go with this open source data. PLEASE NOTE! We have moved all our MSI files to this new SF Project page: https://sourceforge.net/projects/msi-installers/ This page will no longer be updated and all future updates will be on the new project page. Please remember to update your bookmarks.
    Downloads: 79 This Week
    Last Update:
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  • 21
    The Sleuth Kit is a C++ library and collection of open source file system forensics tools that allow you to, among other things, view allocated and deleted data from NTFS, FAT, FFS, EXT2, Ext3, HFS+, and ISO9660 images.
    Downloads: 23 This Week
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  • 22
    GlobalPlatform

    GlobalPlatform

    Implementation of GlobalPlatform smart card specification

    The GlobalPlatform card specification is a standard for the management of the contents on a smart card. Mainly this comprises the installation and the removal of applications. This project offers a C library and a command line shell. Find more information on https://kaoh.github.io/globalplatform/
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    Downloads: 28 This Week
    Last Update:
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  • 23
    NB: Development has been moved to Github: https://github.com/avrdudes/avarice AVaRICE is a program for interfacing the Atmel JTAG ICE to GDB to allow users to debug their embedded AVR target.
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    Downloads: 35 This Week
    Last Update:
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  • 24

    rkflashtool

    Tools for flashing Rockchip devices

    Tools for flashing Rockchip devices.
    Downloads: 47 This Week
    Last Update:
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  • 25
    SaraB - Schedule And Rotate Automatic Backups. Supports the Towers of Hanoi, Grandfather-Father-Son, or any custom backup rotation strategy. Easy to use and highly configurable. SaraB utilizes the great backup program, DAR (Disk ARchive).
    Downloads: 34 This Week
    Last Update:
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