Browse free open source System software and projects 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
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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.
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  • 1
    Zero Install
    Zero Install is a decentralised cross-distribution software installation system. Create one package that works everywhere! With dependency handling and automatic updates, full support for shared libraries, and integration with native package managers
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    Downloads: 5,054 This Week
    Last Update:
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  • 2
    Swish
    Access your remote files over SFTP directly from Windows Explorer and 'My Computer'.
    Downloads: 21 This Week
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  • 3
    A Windows Installer Database To XML Bi-Directional Converter. The command line tool msi2xml converts Windows Installer Databases (.msi) to text based XML files. The complementary tool xml2msi reconstructs the .msi from the XML file.
    Downloads: 29 This Week
    Last Update:
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  • 4
    PLC-Logger

    PLC-Logger

    PLC-Logger and Analyzer

    Use PLC-logger to store and analyze data from almost every PLC-system. The following PLC-Systems are accessible: - Every PLC-System running a Modbus-TCP / Modbus-UDP Server - Siemens S7 via IBH NetLink - Siemens S7 with Ethernet-Interface - Codesys-based PLC-Systems - via OPC-Servers V0.61: - Bugfixes V0.60: - Some Bugfixes - Some data evaluation V0.59: - Modbus TCP Server Simulator supports Modbus UDP - Possibility to set bookmarks V0.57: - Modbus UDP supported - Edit configuration from connection-manager - Configuration keeps selected after starting or stopping V0.56 HF1: - Bugfix executing EasyModbusTCP Server Simulator V0.56: - Integration of EasyModbusTCP Server Simulator in "Tools"-Menue - Improvements in Modbus-Connection Wizard - Modbus Addresses shifted by (-1) to meet Modbus specification
    Downloads: 10 This Week
    Last Update:
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  • Atera - The depth of a full-stack IT platform, with the power of AI. Icon
    Atera - The depth of a full-stack IT platform, with the power of AI.

    Atera introduces your autonomous AI agent - Ensure operational efficiency at any scale with 24/7 autonomous IT support.

    Atera prioritizes security and compliance through robust protections that align with industry standards. Our AI-driven features were built on responsible AI principles and empower IT teams to work efficiently while maintaining trust and compliance.
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  • 5
    Marathi / Hindi Typing
    Marathi Hindi Phonetic typing. We can type Marathi/Hindi typing as phonetic. Copy Marathi/Hindi, use any where. For any information Kindly contact nitin.tkarale@gmail.com
    Downloads: 10 This Week
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  • 6
    IEEE 802.15.4 stack for Linux

    IEEE 802.15.4 stack for Linux

    Low Rate Personal Area Network support for Linux

    IEEE 802.15.4 networkong stack covers PHY and MAC layers (PHY layer implemented in hardware and MAC optionally implemented in software). Also 6lowpan (IPv6 packet encapsulation) is implemented for use by IEEE 802.15.4 and BT LE networks. Note: due to licensing restrictions (and despite project's name) we do not plan to implement any ZigBee related stack parts.
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    Downloads: 27 This Week
    Last Update:
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  • 7
    AKIRA aims to create a C++ development framework to build cognitive architectures and complex artificial intelligent agents.Features:KQML,Fuzzy Logic,Neural Net,Fuzzy Cognitive Maps and DIPRA (a distributed BDI - Belief Desire Intention goals model)
    Downloads: 19 This Week
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  • 8
    C64/65/128 networking software for FreeBSD, Linux, Amiga, Solaris, BeOS and Windows.
    Downloads: 13 This Week
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  • 9
    Dial Up - Emulator

    Dial Up - Emulator

    Emulates the old dial up on modern systems like Win8.1

    This one totally emulates the dial up of a 56k Modem(V92). The App shuts down your network adapter and "dial in" using emulated sound from a 56k elsa modem to re-enable your network adapter. Just bringing you an old-school feeling on modern machines and connections. HOW TO SETUP: ~~~~~~~~~~~~~~~~~ » Drop the exe somewhere where you want it to stay, like "Program files folder" » Start with admin rights » Go to config, select your network adapter » Option to autostart » Now connect/disconnect » Have Fun! » Report suggestions, bugs, etc,
    Downloads: 13 This Week
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  • Smart Business Texting that Generates Pipeline Icon
    Smart Business Texting that Generates Pipeline

    Create and convert pipeline at scale through industry leading SMS campaigns, automation, and conversation management.

    TextUs is the leading text messaging service provider for businesses that want to engage in real-time conversations with customers, leads, employees and candidates. Text messaging is one of the most engaging ways to communicate with customers, candidates, employees and leads. 1:1, two-way messaging encourages response and engagement. Text messages help teams get 10x the response rate over phone and email. Business text messaging has become a more viable form of communication than traditional mediums. The TextUs user experience is intentionally designed to resemble the familiar SMS inbox, allowing users to easily manage contacts, conversations, and campaigns. Work right from your desktop with the TextUs web app or use the Chrome extension alongside your ATS or CRM. Leverage the mobile app for on-the-go sending and responding.
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  • 10
    This project aims at full implementation of RFC4306 and associated RFCs. It is implemented as daemon process, as is custom for this type of software for Unix-like operating systems. Main target for daemon is Linux environment, specifically Fedora Core 5.
    Downloads: 11 This Week
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  • 11
    a-renet is a distributed chat and multiplayer games network for UNIX. Supported games are client-server, TCP based games.
    Downloads: 5 This Week
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  • 12
    UDPStressTest

    UDPStressTest

    A Desktop app for network stress testing, TCP-Ping and icmp ping.

    Easy to use GUI app. *It reads your active and Up NIC and gets some info about it. * You can see your machine IP Address, gateway, subnet mask. * You can ping any ip address you want and get measure of TTL. * It gets the available range of IP's in your local network. * When you start the test you see testing throughput as a graph against time also total size of packet sent in (MB). *You can use it as DOS attack tool. *Every action done on the app is logged in XML file as data source (only stress test + ping). *TCP-Ping is a perfect way to discover network devices which active firewall to ignore ping packets or you can use it as TCP port scanner to check your network security. *Stress test speed graph can be exported as image easily. *Searching log files for certain data is also integrated to app. *Exporting search results as static HTML page.
    Downloads: 4 This Week
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  • 13
    SOCKS Server and Library for Java. Support for versions 4 and 5 of SOCKS protocol. Designed to be easily expandable to support different encryption/authentication/authorization methods. Sample server and client are available.
    Downloads: 7 This Week
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  • 14
    LDAP Users Admin is a Webmin module for those who use LDAP directories (like OpenLDAP) for user account information or as an e-mail address book. It'll take care of common tasks such as getting an unused UID, editting address book fields and the like.
    Downloads: 7 This Week
    Last Update:
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  • 15
    Open-Source BACnet Protocol (see www.bacnet.org) stack for Linux. This project's goal is to develop a complete implementation of the BACnet protocol for use by anyone who wishes to give their products BACnet communication capability.
    Downloads: 6 This Week
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  • 16
    Virtual Audio Pipeline

    Virtual Audio Pipeline

    A WDM Virtual Audio Loopback Cable/Device

    Virtual-Audio-Pipeline:- A WDM Virtual Audio Cable/Device It is a WDM based Virtual Audio Device Driver, can be used as a Virtual Sound Card. No Hardware is requred. Can be used as an Audio Loopback Device. The following are its Features 1. Supports PCM, WAVEEXTENSIBLE format 2. Supports 8 to 32 bit sample format 3. Supports 8000 to 192000 Hz Sample rate 4. Supports upto 7.1 surround sound 5. Supports Windows MME, DS, KS, WASAPI 6. Can be used with DAWs 7. It have Volume control support 8. It have Peakmeter support for sending feedbacks my email is syams_projects@yahoo.com
    Downloads: 11 This Week
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  • 17
    DB Web Admin Provides access to your databases through a web interface. It gives users visibility into their SQL Server database instances. DBWA shows users Currently running SQL Queries, Historic Queries, and Fragmented Indexes. DBWA also allows users to kill currently running queries or run their own SQL queries. DBWA is implemented in ASP.NET MVC using C#. Previous Versions supported Oracle(PL/SQL and JSP), MS SQLServer (ASP), and MySQL/ODBC (C#.NET) versions.
    Downloads: 4 This Week
    Last Update:
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  • 18
    A cross-platform Python Bluetooth API for Mac OS X, GNU/Linux and Python For Series 60. Provides simple device and service discovery, RFCOMM sockets, L2CAP client sockets, OBEX file transfer, service advertising, and access to local device information.
    Downloads: 2 This Week
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  • 19
    Net Style Kannel Appliance

    Net Style Kannel Appliance

    Linux appliance for SMS services implementation

    Net Style Kannel Appliance is a Linux distribution that contains preinstalled Kannel and related software for deployment of SMS services. Core components: Kannel SMS/WAP gateway, SQLBox addon for Kannel, OpenSMPPBox addon for Kannel, PostgreSQL RDBMS Kannel Appliance is based on ALT Linux 6.0 branch and distributed as ISO or virtual machine image.
    Downloads: 2 This Week
    Last Update:
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  • 20
    Java Virtual System (JVS) is built around a virtual file system (VFS) - a common platform of Java, by Java, for Java. JVS extends JVM and makes it from an interpreter running half-compiled code a first-class server.
    Downloads: 3 This Week
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  • 21
    OpenGatekeeper is an Open Source H.323 Gatekeeper based on the work done by the OpenH323 project.
    Downloads: 3 This Week
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  • 22
    The Exim Ldap Mail Administrator is a webfrontend for your mailserver environment running EXIM with LDAP. It supports multiple virtual maildomains including users and aliases. Filter and vacation settings will be available soon.
    Downloads: 2 This Week
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  • 23
    Farsi for eSpeak

    Farsi for eSpeak

    this project makes to able that eSpeak converts Farsi texts to speach.

    eSpeak-Farsi is part of a larger open source project named eSpeak. eSpeak is a cross-platform, text-to-speech software, supporting over ninety languages at the time of this writing. It is utilised on Windows, Linux and Mac, and has been ported to Android as well. This project aims to use crowd-sourcing to improve the pronunciation of Farsi words in eSpeak. It has been created by Shadyar Khodayari. so that Farsi speakers who use eSpeak can help to develop and enhance its pronunciations (through fa_list and fa_rules). If eSpeak does not pronounce a word correctly, you can add it to the fa_dict through our interface, and it will be distributed in the next version. To do so, go to http://espeak.irtbc.com
    Downloads: 2 This Week
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  • 24
    A Collection of utilities, daemons, scripts, web pages that makes life a lot easier for system administrators (esp. those who work for/in an Internet Service Provider(s)).
    Downloads: 2 This Week
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  • 25
    ttypatch is a Linux application that permits two or more "serial port user programs" to reliably connect to each other without the use of actual serial ports. Also acts as a virtual patch panel among any number of real and virtual serial ports.
    Downloads: 2 This Week
    Last Update:
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