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.

  • Gen AI apps are built with MongoDB Atlas Icon
    Gen AI apps are built with MongoDB Atlas

    The database for AI-powered applications.

    MongoDB Atlas is the developer-friendly database used to build, scale, and run gen AI and LLM-powered apps—without needing a separate vector database. Atlas offers built-in vector search, global availability across 115+ regions, and flexible document modeling. Start building AI apps faster, all in one place.
    Start Free
  • Zenflow- The AI Workflow Engine for Software Devs Icon
    Zenflow- The AI Workflow Engine for Software Devs

    Parallel agents. Multi-agent orchestration. Specs that turn into shipped code. Zenflow automates planning, coding, testing, and verification.

    Zenflow is the AI workflow engine built for real teams. Parallel agents plan, code, test, and verify in one workflow. With spec-driven development and deep context, Zenflow turns requirements into production-ready output so teams ship faster and stay in flow.
    Try free now
  • 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: 274 This Week
    Last Update:
    See Project
  • 2
    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: 20 This Week
    Last Update:
    See Project
  • 3
    Mona Font is a Japanese proportional font which allows you to view Japanese text arts correctly.
    Downloads: 54 This Week
    Last Update:
    See Project
  • 4
    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: 33 This Week
    Last Update:
    See Project
  • Auth0 for AI Agents now in GA Icon
    Auth0 for AI Agents now in GA

    Ready to implement AI with confidence (without sacrificing security)?

    Connect your AI agents to apps and data more securely, give users control over the actions AI agents can perform and the data they can access, and enable human confirmation for critical agent actions.
    Start building today
  • 5
    X-Forum aims to produce an open-source web-based bulletin board system.
    Downloads: 38 This Week
    Last Update:
    See Project
  • 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: 5 This Week
    Last Update:
    See Project
  • 7

    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: 9 This Week
    Last Update:
    See Project
  • 8
    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: 18 This Week
    Last Update:
    See Project
  • 9
    The full source code release of the Maximus bulletin board software and related projects (including Squish and other utilities).
    Leader badge
    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
  • 10
    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: 7 This Week
    Last Update:
    See Project
  • 11
    Navigator for 2ch(navi2ch) is a '2ch bbs' browser worked on Emacsen.
    Downloads: 11 This Week
    Last Update:
    See Project
  • 12
    XMB Forum - php forum

    XMB Forum - php forum

    php forum, php forum script, forum software, bbs - by XMB Forum

    XMB [eXtreme Message Board] is a PHP forum with all the features you need to support a growing online community. With outstanding community support and contribution, you will find XMB to be easy to setup, customize, enhance and use. Though XMB is lightweight out of the box, it offers the key features you need to get your message board forum up and running. php forum, php forum script, forum software, bbs - XMB Forum is all of the above. XMB forum software is free, open source and runs PHP scripts with a MySQL database or MariaDB backend. A great alternative to other forums like PHPBB, SMF, vBulletin, XenForo, Invision, MyBB, bbPress, Vanilla, Discuz.
    Downloads: 3 This Week
    Last Update:
    See Project
  • 13
    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.
    Leader badge
    Downloads: 4 This Week
    Last Update:
    See Project
  • 14
    TundraDraw is a cross-platform ANSI drawing program written with C++, using the Qt Toolkit. Thus, it runs natively on both X environments and Windows. It features network connectivity to allow artists to draw together over the Internet.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 15
    This is the place the Attachment Mod is at home. The Attachment Mod is an addition to phpBB Forums (not ported phpBB Packages), allowing to attach files to posts with a vast of options for displaying/adding files. The feature list will reveal most of it.
    Downloads: 6 This Week
    Last Update:
    See Project
  • 16
    FUNterm is a serial port terminal program for Windows. It offers basic serial connection. Because FUNterm is written using basic Win32 calls, with no high-level libraries, it works under Linux using Wine. The serial driver can be used separately.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 17
    QTerm is a BBS client in Linux.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 18
    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: 3 This Week
    Last Update:
    See Project
  • 19
    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: 1 This Week
    Last Update:
    See Project
  • 20
    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/
    Leader badge
    Downloads: 4 This Week
    Last Update:
    See Project
  • 21
    Q-Tip PCBoard Professional Bulletin Board System LAMP-Version.Inofficial version of the famous PCBoard(R) DOS BBS Software.Original PCB commands.Conferences, filebases, messagebases, multinode, multiuser, multilingual. And ... multiwindow multithreading.
    Downloads: 4 This Week
    Last Update:
    See Project
  • 22
    mvnForum is a open source, powerful, easy to use/setup bulletin board (forum) built on the J2EE technology(Jsp/Servlet) and compatible with any Servlet Container which supports Jsp 1.2 and Servlet 2.3. The official home page is www.mvnForum.com
    Downloads: 1 This Week
    Last Update:
    See Project
  • 23
    GNU/Linux-compatible version of the now unavailable Red Light Variety Alpha software, a Hotline protocol client and server with Japanese language support. Future versions aim at more internationalization and better sharing functions.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 24
    YaBB SE is a PHP/MySQL port of the popular forum software YaBB. The team has rebranded itself under the name Simple Machines and continues to strive to release the best free forum software out there. See www.simplemachines.org
    Downloads: 2 This Week
    Last Update:
    See Project
  • 25
    Opensource fork of Mystic BBS, Copyright 1997-2013 By James Coyle. This project is derived from Mystic BBS V1.10 A38, which was released onto Sourceforge under the GPL. Mystic BBS has since been removed from Sourceforge and has returned to a closed source development model. Guardian BBS is hereby forked to keep the Opensource code alive and available for everyone under the terms of the GPL in which it was released.
    Downloads: 3 This Week
    Last Update:
    See Project
  • Previous
  • You're on page 1
  • 2
  • 3
  • 4
  • 5
  • Next