What is an online forum, and is it right for your community?

The short definition

An online forum is a website where members hold conversations in writing, organised by subject, and kept permanently. Someone starts a topic (also called a thread) with a first post; other members add replies; and topics are grouped into boards (sometimes called forums or sub-forums), which are in turn grouped into categories.

That structure is the whole point. A question about brake pads goes in the maintenance board, not the general chat, and in five years’ time someone searching for the same problem can still find it and the answers under it.

The parts of a forum

• Categories are headings that group related boards: “Community”, “Technical help”, “Off topic”.
• Boards hold topics about one subject. A new forum usually needs three or four, not twenty.
• Topics are individual conversations, each with a title that describes it.
• Posts are the messages inside a topic, shown in the order they were written.
• Members register an account, have a profile and usually a signature and avatar.
• Groups and permissions decide who can see, post in or moderate each board.
• Moderators keep discussions on track; administrators run the whole site.
• Private messages, notifications, search and subscriptions tie it together.

Forums versus groups and chat apps

Most communities today start in a Facebook group, a Discord server or a WhatsApp chat, because those are free and instant. They are good at some things and poor at others, and the differences are predictable.

The pattern: chat is best for talking now; a forum is best for anything worth finding later. Plenty of healthy communities run both, with the forum as the permanent home and the chat for quick back-and-forth.

What forums are good for

• Hobby and enthusiast communities where the same questions come up every season: restoring, building, collecting, growing, modding.
• Support communities for a product, a game or a piece of software, where answers need to stay findable.
• Clubs, societies and local groups that need members-only areas, a committee board and an archive of decisions.
• Knowledge that should outlive its authors: guides, FAQs and long, careful discussions.

Where forums struggle

Being honest about the weak spots saves you a false start:

• They need tending. A new forum is quiet for weeks. Someone has to post, reply and invite people until it has momentum.
• They’re slower than chat. If your group mostly organises tonight’s game, a chat app suits it better.
• Members have to remember to visit. Email notifications and digests help, but a forum doesn’t sit in anyone’s pocket the way a group chat does.
• Someone runs the software. On a hosted service that’s the provider; on your own hosting it’s you, which means updates and backups.

Hosted service or your own hosting?

There are two ways to get a forum online. A hosted forum service such as ProBoards, Forumotion or Create A Forum runs the software for you. You sign up and have a forum within minutes, usually on a subdomain of theirs, often free with adverts, with optional paid upgrades.

Your own hosting, which is what Traxio.uk provides, gives you a web hosting account on which you install free forum software such as MyBB, phpBB or SMF. It takes an afternoon to set up and needs your own domain, but the forum, its files and its database are yours, and you choose the software, the look and the rules.

Neither is wrong. Free or self-hosted? sets out the trade-offs in detail, and the comparison pages look at specific services.

If a forum sounds right

Three next steps, in order:

1. Decide what the forum is for in one sentence. How to start a forum explains why this matters so much.
2. Pick your software. The forum software quiz takes two minutes.
3. Use the set-up planner for a step-by-step plan tailored to where you’re starting from.