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Field notes from the server room

Deep dives on the hard problems of online games — scale, latency, security, and keeping worlds alive.

How we scaled an MMO server core to 20k concurrent players

A field guide to taking a single-threaded game core and turning it into a sharded, authoritative engine — without taking the live game down.

Client-side detection alone is a losing game. Here's how we combine server authority, statistics, and behavioral models into defense in depth.

Delta patching turns multi-gigabyte updates into seconds. Here's the anatomy of a launcher players don't dread.

Uptime is table stakes. If you're running a live game, the number that decides whether you survive is what each concurrent player costs you.

Tell us where you are — a new server, a struggling live game, or a legacy core that needs rescuing. We'll tell you exactly how we'd approach it.