Open Source Server Operating Systems Chat Software

Chat Software for Server Operating Systems

Browse free open source Chat software and projects for Server Operating Systems below. Use the toggles on the left to filter open source Chat 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.
    Try free now
  • Cloud tools for web scraping and data extraction Icon
    Cloud tools for web scraping and data extraction

    Deploy pre-built tools that crawl websites, extract structured data, and feed your applications. Reliable web data without maintaining scrapers.

    Automate web data collection with cloud tools that handle anti-bot measures, browser rendering, and data transformation out of the box. Extract content from any website, push to vector databases for RAG workflows, or pipe directly into your apps via API. Schedule runs, set up webhooks, and connect to your existing stack. Free tier available, then scale as you need to.
    Explore 10,000+ tools
  • 1
    BeeBEEP (Free Office Messenger)

    BeeBEEP (Free Office Messenger)

    You can message and share files inside your intranet without a server.

    BeeBEEP is a secure (encryption based on Rijndael Algorithm, AES) peer to peer office messenger. You can talk and send files with all your colleagues inside a local area network such of an office, home or internet cafe without a server. BeeBEEP works also with VPNs. This serverless application is indispensable in all those places where privacy and security an essential requirement. For more info visit: https://www.beebeep.net
    Leader badge
    Downloads: 2,176 This Week
    Last Update:
    See Project
  • 2
    Pidgin IM

    Pidgin IM

    A universal instant messaging (IM) program

    See https://pidgin.im/about/ for more information. Pidgin is an instant messaging program which lets you log in to accounts on multiple chat networks simultaneously. It runs on Windows, Linux, and other UNIX operating systems. Pidgin is compatible with the following chat networks out of the box: AIM, ICQ, Google Talk, Jabber/XMPP, MSN Messenger, Yahoo!, Bonjour, Gadu-Gadu, IRC, MXit, Novell GroupWise Messenger, Lotus Sametime, SILC, SIMPLE, MySpaceIM, and Zephyr. It is written in C and makes heavy use of GLib and GTK+. Finch is a command line instant messaging program. It also lets you log in to accounts on multiple chat network simultaneously, and it is compatible with the same chat networks as Pidgin. It is written in C and makes heavy use of GLib and ncurses.
    Leader badge
    Downloads: 6,511 This Week
    Last Update:
    See Project
  • 3
    gSOAP Toolkit

    gSOAP Toolkit

    Development toolkit for Web Services and XML data bindings for C & C++

    The gSOAP toolkit is an extensive suite of portable C and C++ software to develop XML Web services with powerful type-safe XML data bindings. Easy-to-use code-generator tools allow you to directly integrate XML data in C and C++. Serializes native application data in XML. Includes WSDL/XSD schema binding and auto-coding tools, stub/skeleton compiler, Web server integration with Apache module and IIS extension, high-performance XML processing with schema validation, fast MIME/MTOM streaming, SOAP and REST Web API development, WS-* protocols (WS-Security, WS-Policy, WS-ReliableMessaging, etc), XML-RPC and JSON. Licensed under GPLv2. Visit the developer center with guides, tutorials, and examples at www.genivia.com/dev.html The documentation of the toolkit, libraries, plugins and more is available at www.genivia.com/docs.html Commercial-use licenses and expert technical support services are available at competitive pricing levels, please visit www.genivia.com/products.html
    Leader badge
    Downloads: 306 This Week
    Last Update:
    See Project
  • 4
    aMSN

    aMSN

    MSN compatible messenger application

    A very nice MSN compatible messenger application, aMSN Messenger is a multiplatform MSN messenger clone. Works pretty much like its Windows based counterpart. Perfect for keeping in touch with those friends who have not yet seen the light. Works on linux
    Downloads: 10 This Week
    Last Update:
    See Project
  • 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.
    Learn More
  • 5
    Bot Sentry is a Pidgin (libpurple) plugin to prevent Instant Message (IM) spam. It allows you to ignore IMs unless the sender is in your Buddy List, the sender is in your Allow List, or the sender correctly answers a question you have predefined.
    Downloads: 6 This Week
    Last Update:
    See Project
  • 6
    A pidgin plugin that allows user to assign global hotkeys (e.g. Ctrl+Alt+g) for togglling buddy list and reading queued message. When "Toggle List" hotkey is enabled, it makes the buddy list hidden from your taskbar and task switcher (similar to ICQ).
    Leader badge
    Downloads: 11 This Week
    Last Update:
    See Project
  • 7
    libircclient is a small but powerful library, which implements client-server IRC protocol. It has all features needed to create your own IRC client or bot, including multi-threading support, sync and async interfaces, CTCP/DCC support, colors, SSL connections and so on.
    Leader badge
    Downloads: 19 This Week
    Last Update:
    See Project
  • 8
    YSM is a simple ICQ client based on the v7/v8 icq protocol version. Free of external libraries requirements, written in the C Language.
    Downloads: 12 This Week
    Last Update:
    See Project
  • 9
    psyBNC is an easy-to-use, multi-user, permanent IRC-Bouncer with many features. Some of its features include symmetric ciphering of talk and connections (Blowfish and IDEA) It compiles on Linux, FreeBSD, SunOs and Solaris.
    Downloads: 6 This Week
    Last Update:
    See Project
  • Total Network Visibility for Network Engineers and IT Managers Icon
    Total Network Visibility for Network Engineers and IT Managers

    Network monitoring and troubleshooting is hard. TotalView makes it easy.

    This means every device on your network, and every interface on every device is automatically analyzed for performance, errors, QoS, and configuration.
    Learn More
  • 10
    IRCD-Hybrid

    IRCD-Hybrid

    A lightweight, high-performance Internet Relay Chat server

    IRCD-Hybrid is a lightweight, high-performance Internet Relay Chat server.
    Downloads: 3 This Week
    Last Update:
    See Project
  • 11
    The MXControl project aims to create a set of tools to extend and administrate the Chat-channels on the WinMX Peernetwork. Part of this projects are BendMX that adds features to the Chat, and a full featured Chatbot for administrative and other tasks.
    Downloads: 5 This Week
    Last Update:
    See Project
  • 12

    Darkbot

    The IRC's Talking Robot

    [ Please read https://sourceforge.net/p/darkbot/news/2014/01/darkbots-revitalization/ ] Darkbot is a portable IRC chat robot written in the C language that can be taught responses to user inquiries, and even have conversations with them. Darkbot was originally created by Jason Hamilton as an aid for help channels on Intenet Relay Chat.
    Leader badge
    Downloads: 4 This Week
    Last Update:
    See Project
  • 13
    WebBot is a flexible IRC bot written in C capable of extracting information from a custom list of websites, including searchable ones, using regular expression patterns. HTTP GET and POST methods supported as well as HTTP redirects.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 14
    XNap is a Java plugin-based peer-to-peer (P2P) framework and client including an OpenNap plugin with multiple server support, as well as Gnutella, giFT (OpenFT), IRC, ICQ and an OverNet plugin. XNap provides resuming, chat, hotlist and a media library.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 15
    RaidBot is a TCL based script for an EggDrop which provides features to organise attacks on Planetarion ( http://www.planetarion.com/ ) via IRC.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 16
    An IRC(u) services server framework written in C++. This server framework is capable of supporting as many individual clients as the protocol supports. Each client can be custom made by subclassing an existing fully functioning client.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 17
    A small, modular IRC bot written in C. On startup, reads an XML configuration file. Uses dynamic modules to implement actual functionality (friends lists, auto-opping, etc).
    Downloads: 1 This Week
    Last Update:
    See Project
  • 18
    icqlib is the most feature complete, open source, library implementation of Mirabilis' ICQ protocol available on the Internet. icqlib currently supports approximately 90% of the ICQ UDP v5 protocol and 80% of the ICQ TCP v2 protocol.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 19
    AServ is a fully featured IRC Service written in TCL to provide stable services to both network operators, and users. AServ uses Undernets P10 protocol to communicate with servers. Bugs and Requests should be made at http://AServ.ownage.org.uk
    Downloads: 0 This Week
    Last Update:
    See Project
  • 20
    The RISC OS ICQ client.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 21
    AlterEego intends to re-create the popular server system, Second Life. Base code from OpenSim, used under BSD License.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 22
    Bazaar is a multifunction system that does Web Conferencing, IRC chat, link management, and sgml publication (for the ICAAP system). Bazaar uses MySQL at the back end and features customizable interfaces, API, multiple languages and a host of other f
    Downloads: 0 This Week
    Last Update:
    See Project
  • 23
    Bird Chat is a chat client / server software designed with an easy and simple interface. The installer make it fast to install both on server and clients.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 24
    BlackChat is an ICQ Instant Messaging client for the BlackBerry 72XX wireless handheld. Features include 24/7 connection, client only solution, send/receive msgs, add/remove contacts, change client status and skins
    Downloads: 0 This Week
    Last Update:
    See Project
  • 25
    (A WebWorm Crashed my website!! :( )BlueWalk is a small software for Symbian, it is the first automatic system for personal communication, that allows to communicate with the people around you. It will give you a new way of using phone.
    Downloads: 0 This Week
    Last Update:
    See Project