Engineering, in the open

Good connections.
Better realtime apps.

Practical guides, honest comparisons, and the economics
of building things that happen together.

What actually determines the cost of a realtime app?

Follow one shared cursor through the network. Understand how users, messages, fan-out, and direct peer paths shape your bill.

Bryant HargreavesOctober 20, 20265 min read

We’re starting with the economics. Next: practical comparisons and runnable room examples.

Where OpenRTC fits, where alternatives win, and how to compare fairly.

Small, complete examples for collaborative apps and peer-to-peer rooms.

Direct paths, server-mediated delivery, and the boundaries that matter.