Labs

Devlogs, decisions and release notes.

How the products actually get built — engineering write-ups from Rushmark, product thinking from Kantra, and the decisions behind both. Written as they happen.

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Kantra

Rushmark

A project queue and a personal queue are not the same list

Kantra

25 August 2026 · 2 min read

A project queue and a personal queue are not the same list

Most tools give a team one backlog and expect everyone to read it correctly. Kantra splits priority from assignment, because those two questions have different owners.

The dash was secretly punishing you for going fast

Rushmark

22 August 2026 · 4 min read

The dash was secretly punishing you for going fast

Sticky ground wasn't slowing anyone down, the dash was quietly capping your speed off a boost pad, and a portal bug was answering questions about the wrong floor. One clamp fixed most of it.

Rushmark

4 August 2026 · 3 min read

Why Rushmark ships as 1.0, not Early Access

Early Access exists for games that need to grow with players. Rushmark is finished — and Early Access would have cost us the one thing we can't get back.

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