The archive · Product Ideas · Product decision · 2001–2005
IMDb bolts a message board onto every title page — forums built in 2001 that ran 15 years
One developer's 2001 rebuild gave every movie and name page its own threaded board; registrations climbed and boards hit IMDb's top-five sections until 2017.
IMDb
What it had to solve
IMDb, by then Amazon-owned, ran a standalone phpBB installation almost isolated from the rest of the site, with its own login system. A business goal for the coming year was driving up user registrations and letting people converse directly on movie and TV pages, so a newly hired engineer was handed the forums with the implementation and design largely up to him.
How it works
When IMDb announced in February 2017 that its message boards would close, one of the people who built them wrote the story. Colin Strickland joined the IMDb tech team in late 2001, a couple of years into Amazon's ownership, when the site's forums were a standalone phpBB with separate logins and the roadmap called for more registrations and conversations attached directly to movie pages.
Given the design largely to himself, he built a custom threaded system inside IMDb's mod_perl application stack with PostgreSQL underneath: boards keyed to title and name records so every page carried its own forum, no anonymous posting, posts that periodically expired so groups could not ossify into permanent cliques, flat and nested views, and sort fields that made reading threads trivial at the cost of making posting progressively more expensive.
The system launched in the summer of 2002 to immediate complaints, then took off: once boards were linked from every title page they became a 'smash hit', climbing into the top five of IMDb's weekly page-view report and driving user registrations, while popular off-topic boards ran at hundreds of posts per second at peak. The years that followed were spent on abuse tooling, stored procedures, table sharding and a caching database proxy written in C.
The boards stayed essentially unchanged for fifteen years and became a landmark of early web film fandom; mainstream outlets treated their 2017 shutdown as the end of an era. The essay is a self-published first-person account, so the entry leans on the third-party coverage of the boards' closure — and the Hacker News discussion it sparked — for independent corroboration.
Why it lands
- Binding each board to a database key meant every movie page came with its own conversation, so community formed exactly where people already were.
- Registration-gated posting tied community growth to the business metric IMDb wanted — user registrations — and made identities less disposable than anonymous forums.
- Expiring posts fought the stagnation and clique formation that killed other forums, keeping boards self-rejuvenating instead of freezing around a few high-status members.
- Read-optimized storage matched a read-mostly high-traffic site: posting was allowed to cost more because reading happened many times more often.
What it did
Once boards were linked from every title page they climbed from the bottom of IMDb's weekly traffic report into the top five sections, where they stayed, with user registrations tracking the climb and busy off-topic boards peaking at hundreds of posts per second. The system survived essentially unchanged for fifteen years until IMDb announced in February 2017 that the boards would close permanently — a shutdown covered by the BBC, Variety, Engadget, The Guardian and The Verge, which called them era-defining.
What you can take
Put the forum on what people came to see: a board per movie made conversation page-level utility that drove registrations — and plan moderation from day one, because popularity is the failure mode.
Since then
Strickland left Amazon around 2005, but the system he built lived on largely unchanged until 3 February 2017, when IMDb announced the permanent closure of its message boards; the BBC, The Guardian and The Verge treated the shutdown as the end of an era of internet film fandom. IMDb itself continues, and the boards now survive mainly in retrospectives like the builder's own essay and in the news coverage of their closing.
Sources
spotted an error? The archive wants to know.
Your turn
You just read one. Describe the brief you are staring at, and see who has been given the same problem.
Free account · 3 free questions · no card