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

  • Level Up Your Cyber Defense with External Threat Management Icon
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  • 1

    SyncTERM

    Cross-platform BBS (ANSI) Terminal

    A cross-platform ANSI-BBS terminal designed to connect to remote BBSs via telnet, rlogin, or SSH. Supports ANSI music and the IBM charset when possible. Will run from a console, under X11 using XLib, or using SDL.
    Leader badge
    Downloads: 299 This Week
    Last Update:
    See Project
  • 2
    Qodem Terminal Emulator
    Qodem is a a terminal emulator that resembles the BBS-era Qmodem. Includes phonebook, scrollback, capture, X/Y/Zmodem, Kermit, ANSI (+ music) / Avatar / VT102 / Linux emulation, Unicode, and keyboard macros. Connects over serial, ssh, telnet, rlogin.
    Leader badge
    Downloads: 43 This Week
    Last Update:
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  • 3
    phpBB

    phpBB

    phpBB is the world's leading open source discussion forum software.

    phpBB is the world's leading Open Source flat style discussion forum software. It includes all the features you expect to find in today's top of the line software.
    Downloads: 15 This Week
    Last Update:
    See Project
  • 4
    Mona Font is a Japanese proportional font which allows you to view Japanese text arts correctly.
    Downloads: 24 This Week
    Last Update:
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  • 5

    MBSE BBS for Linux & Unix

    MBSE BBS is a full FTN-capable ANSI BBS and mailer package.

    MBSE BBS is a fully FTN-capable ANSI BBS package including a mailer (ifcico clone), BinkP daemon, mail tosser, TIC processor, filefind, and other utilities allowing access via modem and the Internet using telnet, ssh, http and ftp. Support is offered through the Fidonet MBSE echo and the Micronet MIN_BBS echo.
    Downloads: 14 This Week
    Last Update:
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  • 6

    AJAX Chat - Open Source Web Chat

    Fully customizable web chat created using AJAX.

    MOVED: This project has moved to https://github.com/Frug/AJAX-Chat AJAX Chat is a fully customizable web chat implemented in JavaScript, PHP and MySQL which integrates nicely with common forum systems like phpBB, MyBB, PunBB, SMF and vBulletin. A Flash and Ruby based socket connection can be used to boost performance.
    Downloads: 6 This Week
    Last Update:
    See Project
  • 7
    The full source code release of the Maximus bulletin board software and related projects (including Squish and other utilities).
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    Downloads: 12 This Week
    Last Update:
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  • 8
    Message board originally derived from ASP-DEv Support Forums. These forums are completely database driven and fully customizable. Snitz Forums 2000 can work for your organization to boost customer support and provide a medium of communications for anyone
    Downloads: 9 This Week
    Last Update:
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  • 9
    MathJax
    MathJax is a modular javascript framework for including mathematics in web pages. It can take input in various formats, like TeX and MathML, and can produce output in various forms, such as MathML or HTML-with-CSS. Components are loaded as needed.
    Downloads: 2 This Week
    Last Update:
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  • 10
    Qsampler

    Qsampler

    A LinuxSampler Qt GUI Interface

    Qsampler is a linuxsampler GUI front-end application written in C++ around the Qt4 toolkit using Qt Designer. For the moment it just wraps the client interface of LinuxSampler Control Protocol (LSCP) (http://www.linuxsampler.org).
    Leader badge
    Downloads: 9 This Week
    Last Update:
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  • 11
    PCMan is an easy-to-use telnet client mainly targets BBS users formerly running under MS Windows. PCMan X is a newly developed, open-source and cross-platform version written with wxWidgets, supporting X Window, MS Windows, and Mac OS X.
    Downloads: 5 This Week
    Last Update:
    See Project
  • 12
    Max Forum
    Max Forum is the world's leading Open Source flat style discussion forum software. It includes all the features you expect to find in today's top of the line software.
    Downloads: 4 This Week
    Last Update:
    See Project
  • 13
    ACiD View 6 is is a multimedia viewer for Windows. Its the first to support a variety of both textmode and bitmap graphic formats such as ANSI/ASCII, XBIN, GIF, JPEG and PNG. Additional features include a modem-speed simulator, VGA previewing and more!
    Downloads: 3 This Week
    Last Update:
    See Project
  • 14
    FreeDoor is a 32-bit BBS Door Development Kit for Windows and OS/2. All up-to-date information and future releases are available from http://www.elysoft.net/
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    Downloads: 6 This Week
    Last Update:
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  • 15
    Yet another Bulletin Board (YaBB)
    YaBB is a FREE Perl forum (bulletin board) system that has rivaled professional message boards for years. YaBB provides chat for visitors where they can post any time and reply to anyone!
    Downloads: 1 This Week
    Last Update:
    See Project
  • 16
    MultiMail Offline Reader
    MultiMail is an offline mail packet reader for Unix and other systems. It currently supports the Blue Wave, QWK, OMEN, OPX and SOUP formats. It has a full screen, color user interface, built with the curses library.
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    Downloads: 3 This Week
    Last Update:
    See Project
  • 17
    Citadel is a unique fusion of groupware, cms, bbs, and more...
    Downloads: 5 This Week
    Last Update:
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  • 18
    Navigator for 2ch(navi2ch) is a '2ch bbs' browser worked on Emacsen.
    Downloads: 5 This Week
    Last Update:
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  • 19
    A fully featured bulletin board system that uses flat files to store content (no database system required).
    Downloads: 4 This Week
    Last Update:
    See Project
  • 20
    Hungarian translation of phpBB 3.
    Downloads: 4 This Week
    Last Update:
    See Project
  • 21

    FMail

    The Fast Echomail Processor/tosser, for Fidonet Technology Networks

    FMail is an opensource echo mail processor/tosser for Hudson and JAM message bases, released under the GNU GENERAL PUBLIC LICENSE Version 3. Also included is a message base maintenance utility with a lot of special features. The Windows version can handle more areas than the old DOS version and is optimized for use with 32 & 64-bit versions of MS Windows. But there is also a preliminary Linux version available.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 22
    The Mad++ is a C++ encapsulation of libmad MPEG decoder. Mad++ retains the high quality of libmad and provides Ease of Use interfaces. Also, you could implement your own "mad-based" decoder through derive the base class.
    Downloads: 3 This Week
    Last Update:
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  • 23
    MathBB is a MathML-enabled Bulletin Board System. It supports itex (a simple version of Latex) input, and shows the result with MathML. It is designed for web forums focusing on mathematic related discussion.
    Downloads: 3 This Week
    Last Update:
    See Project
  • 24
    Forum module for phpnuke powered site.
    Downloads: 3 This Week
    Last Update:
    See Project
  • 25
    Multiuser BBS/Internet Server Software for multiple platforms including Windows and Linux (legacy versions maintained for DOS and OS/2). Multithreaded modular C/C++ project that includes Telnet, FTP, and Mail servers and support for popular DOS doorgames.
    Downloads: 3 This Week
    Last Update:
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