SPECBUILDR
Turn a conversation into a build-ready product spec.
Answer a short interview and leave with a complete specification, automatically checked for major physics and manufacturability violations — ready to send to a manufacturer for a quote. Pick what you're building and how you'd like to do it.
Building…
— more product areas coming
I am a…
— tunes how the interview talks to you
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On a phone? The Mobile skin is tuned for easy reading. The fun modes below shine on a bigger screen.
Open ›
Start when you're ready
Standard interviewrecommended
A clean, quiet interview — just the questions and your spec filling in live.
Start ›
▸ Prefer a playful interface? 5 retro modes
▓ CRT
Retro Terminalgreen phosphor
An 80s boot sequence and CRT, with six switchable personalities inside.
Boot up ›
⌂≈◉
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The Photon Traila small journey
Guide your lens from Object Plane to Image Plane, one landmark at a time.
Set out ›
]█
Lens ][apple ][ basic
Beige-box charm: a grinding disk drive, a ] prompt, and 8 bits of quality.
CONNECT 2400 · W.O.P.R.
SPEC BBSwargames dial-up
Dial in at 2400 baud to a WOPR-style sysop. Shall we build your spec?
Dial ›
Spec Invadersarcade cabinet
Insert coin. Every requirement is a wave and every spec conflict a boss.
Insert coin ›