Free xboard forum software for linux

KBoard Forum is a PHP/MySQL forum that is designed to be lightweight and efficient but as fully featured as possible. It can be deployed with minimal configuration and there are easy-to-follow instructions included as code comments.
If youve ever struggled with getting other forum tools to run on your server, then KBoard may be just what youve been looking for.
Enhancements:
- New feature: Subsections. All sections can now be subdivided into subsections into as many layers as you wish.
- Cleaned up some of the HTML and fixed some layout bugs.
- Fixed last post by X user not coloring correctly.

CBoard (Curses/Console Board) is an Ncurses frontend to chess engines supporting the XBoard protocol.

CBoard is still in development, but has quite a few features that make it usable. Supports reading and writing PGN including roster tags, RAV, FEN, NAG and comments. The move validator still needs work though.

Revo Forum aims to be one of the most powerful forum systems available. Revo Forum aims to be both powerful and easy to install and use.
Revo is not a clone of any forum. It combines the features found in other forum systems into a unique package. Site creators can use or modify a predefined theme or create their own with the easy templating system.
Using a new theme is as easy as uploading a single archive and running the Web-based installer.
Enhancements:
- miscellaneous optimisations and fixes.
- [+] RSS 1.0 and 2.0 module
- [+] advertising module (supports ANY advertising program, including Google AdSense, Y! Ads, Clicksor and more).
- [+] e-mail obfuscation (anti spamming)
- [+] themes and files editor
- [+] user can choose to enable or disable some modules (invitations, e-mail digests).
- [+] URL rewrite (with mod_rewrite)
- [+] mathematical function generator
- [+] multi-page support
- [+] new downloadable module : Weathercast
- [+] meta tags optimisations
- [+] WYSIWYG editor integrated
- [+] better RSS feed generation
- [+] OPML feed generation

Xchangeboard is forum software based on PHP and MySQL. The project offers an easy way of administration to handle design and/or user-specific tasks. The look and feel resembles other well known boards.
Enhancements:
- An issue has been fixed that allowed a user to conduct SQL injection attacks when the option magic_quotes_gpc was turned of.
- Some new features and improvements were implemented, and some other small bugs have been fixed.

eForum project is a discussion forum component.
eForum is server side software that enables geographically distant participants to share ideas and enhance teamwork via the Web.
It allows project moderators to manage feedback and project discussions. Users can subscribe to groups with email notifications - where each new message is emailed to the subscriber.
With messages stored in a database, and classified by topic, it is capable of building a powerful knowledge base.
With release 3.0 eForum is integrated with a Search Engine component to quickly find information need by searching by keywords, topics, titles, authors names, descriptions and other criteria.
As Dave Central says, If youre serious about community, then you should give JCorporates eForum a closer look.
Main features:
- Unlimited Forums
- Allows you to build an unlimited number of forums. You can produce a single forum, or a different forum for each department, target audience, topic or product.
- Multi-Level Forums
- The Forum components support Groups, Threads within Groups, and Messages within a Thread. Groups can also have multipurpose "attributes" assigned, so that custom types of groups can be supported.
- Threaded Discussion
- The discussion forum enhances teamwork and discussion groups through threaded discussion. A thread is arranging message links or message contents in a tree-like structure to reflect post/reply relationship..
- Allows users to subscribe to groups of interest and view messages by visiting the domain, or email delivery of messgages posted.
- llows users to participate in the Forum by posting messages in a given thread and reply to messages
- Allows users to list all categories of messages and see how many messages are in each category
- Allows users to list all the messages in a given category and see how many replies there are to each message
- Allows users to list the replies to a particular message
- Allows users to be informed about which member has posted a message or replied to a message
- Forum Administration
- Allows you to create, update and delete forums.
- Set or modify moderation rights
- Enables message structure of forums, i.e. allow attachments
- Allows ordering, moving and sort messages
- Modify topic headings
- Edit content
- Administer whether to verify messages before placing them online
- and perform other administrative functions.
- Forum Moderation
- Facilitates complete control over published content by allowing moderation of a forum. If desired defined moderators can verify messages before placing them online. Forum displays a page showing all messages awaiting verification in all forums.
- Expresso Security Management
- By using the underlying Expresso Framework layer, you can create user groups and allocate them specific task rights. A range of access rights enables you to distribute forum-related tasks to a high degree of specificity.
- Entire groups of users can be collectively enabled or excluded from viewing or participating in specific forums or groups of forums. Open your forums to a global audience, or limit access to specific user groups.
- Email Support
- Email interaction (e.g. posting to the forum and forwarding from the forum to email addresses) is supported.
- Flexible Message Management
- Easily move messages from one topic to another, gaining flexibility and precision in the display of information.
- Advanced Search Capability
- Ties into the Search Engine component. Search messages by date range, title, author, keywords, topics. Searches are fast and on target, and result in a manageable list of relevant results.
- Rich Content Support - future enhancement
- Forum messages can display attachments in a variety of media .pdf, .jpeg, image, video, audio and much more. Messages can be supported by documents and multimedia files, making professional discussions more efficient and descriptive.

TalkBack Forum 2 is a Firefox extension that shows a menu option which launches a discussion forum topic. Matches the web page and any selected/highlighted text to other discussion groups and web sites. Allows adding discussion to any web page.

Two benefits:

1) quickly right-click on any subject and talkback about it.
2) Add talk back to any web page easily.

#1 searches for and lists any existing discussion for the topic highlighted based on the page and any selection. #1 also searches the web for related pages. The conext of the search may be set with the menus at the left.