Blog
The questions
developers ask.
Plain answers about motion platforms: how many axes, how much room, and what to ask any maker.
The log
Latest posts.
The engineering behind every figure lives on the technology pages, each with its source.
2026-10-12
What is a motion platform? How it works, what it is for
A motion platform moves what you sit in so your body feels what the screen shows. How one works, what is inside it, what it is used for, and its limits.
Read →2026-10-01
2DOF vs 3DOF vs 6DOF motion: what each axis moves
A 2DOF platform tilts you on pitch and roll, a 3DOF adds heave or yaw, and a 6DOF moves on all six axes. What each one moves, axis by axis.
Read →2026-10-01
Before you evaluate a motion platform: the questions to ask
What you feel on a motion platform comes down to five questions you can ask any maker. Then fit and delivery, all answered for the ARK Portal Development Kit (PDK).
Read →2026-10-01
Room and power for the PDK development kit
Room and power for the Portal Development Kit (PDK): 1.00 × 1.00 m of floor on its own feet, a 1.57 m circle on extension feet. Power: an earthed 100–290 V outlet.
Read →Community
From the community.
ARK is the tech. Kinemaniacs is the community. The community site is in development; the engineering writing lives on the technology pages in the meantime.
Kinemaniacs
Build stories, community posts and technical write-ups from the people using the PDK — in development.
Kinemaniacs ›
Elsewhere
Elsewhere on this site.
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Events
Where ARK Dynamics has shown the Portal Development Kit in public — most recently at Sim Gaming Expo, Chicago, 18–20 September 2026.
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About
The mission, how ARK and Kinemaniacs relate, and the starting points for developers, businesses and investor relations.