PUR3D — OPEN 3D SCIENCE MUSEUM
A free, open 3D museum of nature—rotate, zoom, and move closer to every specimen, or describe an idea to generate a model of your own.
No account needed for the free collection · Get 10 generation credits when you register
The molecular structure of genetic information · Real-time render
⊕ Drag to rotate · Scroll to zoom
A textbook gives you one cross-section. A video follows the author’s camera. Real understanding begins the moment you turn the object yourself.
The inside of a cell, the chambers of a heart, the far side of the Moon—printing has flattened these spatial facts for five hundred years.
PUR3D turns each idea back into a 3D specimen you can hold in view: rotate it, enlarge it, move closer, and read a reviewed explanation with traceable sources.
— THE PUR3D CURATORIAL TEAM
A textbook illustration is always the same slice, hiding the real spatial relationship between structures.
→ In PUR3D, every specimen can be rotated, zoomed, and inspected up close.
A random 3D asset has no explanation or provenance, making it unsuitable for learning and teaching.
→ Every specimen pairs reviewed science notes with facts and sources you can check.
You need one specific model for a lesson or story, but 3D software takes too long to learn.
→ Describe it in one sentence, generate it in the Studio, and publish a specimen page.
Every specimen includes reliable science notes and sources. Free content is fully open and observable from every angle.
More than a model that rotates—every specimen is part of an experience designed for understanding.
Rotate, zoom, and inspect every detail. See spatial relationships instead of assembling them in your imagination.
Science notes begin with an English Wikipedia master, receive human review, and list facts and citations you can verify.
Translate explanations on demand while keeping terminology and facts consistent for classrooms worldwide.
Install nothing. View models smoothly on desktop and mobile, or share one link for instant access.
Describe the object you want or begin with an image. Generation runs asynchronously and appears in your assets.
Models arrive as GLB files for lessons, video, game engines, and 3D-printing workflows.
A three-stop route turns “I saw it” into “I understand it.”
Find a model worth observing across life, nature, and space.
Change the angle and enlarge structures until abstract knowledge becomes spatially clear.
See the model, facts, and sources together to build reliable scientific understanding.
Describe the model you want in one sentence and let the Studio handle the rest. Publish it when complete and it gains a specimen page of its own.
Get 10 credits at registration · Failed generations are refunded automatically
From secondary-school lessons to science videos, PUR3D is becoming the default way to explain a structure clearly.
I used to draw three cross-sections on the board to explain blood flow through the heart. Now I rotate the model on screen and students can see for themselves why the valves open in only one direction.
Reliable models that can be used commercially are the hardest part of science video production. A trilobite took minutes in the Studio, and the explanation and sources went straight into my storyboard.
An anatomy atlas is flat, but the exam tests spatial relationships. For two months I kept PUR3D open almost every day to rotate the heart and skull.
The public collection is free. Membership unlocks every in-depth specimen, while credits generate models of your own. Cancel anytime.
For browsing and occasionally looking up a structure
FREE FOREVER
For teachers, creators, and serious learners
MONTHLY · CANCEL ANYTIME
For long-term thinkers who do not want another subscription
ONE-TIME · LIFETIME ACCESS
Credits are used only for model generation (about 10 per model). Buy once, independently of membership.
Payments secured by Stripe · Cancel subscriptions anytime · Credits are automatically refunded when generation fails
Still need an answer? Write to us. We usually reply within one business day.
Yes. The public collection is always free, and you can view models and science notes in 360° without registering. Membership unlocks in-depth entries marked MEMBER; generating a model uses credits, and registration includes 10 credits for a complete first try.
A generation costs about 10 credits—the registration gift is enough for one complete experience. If generation fails, the credits are automatically returned.
Membership is for viewing; credits are for making. Membership unlocks every in-depth specimen and complete science content. Credits are used only when you generate your own 3D model. They are independent, so you can buy either one.
The model you generate belongs to you. Download it as a standard GLB for lessons, video, game engines, or 3D printing, or publish it as a public specimen page anyone can view.
Each specimen begins with an English Wikipedia master and is published after human review. Facts and sources are listed for direct verification. Every language version is translated from that reviewed English master.
Nothing needs to be installed. PUR3D runs entirely in the browser across computers, tablets, and phones. Share one link and the recipient can rotate the model immediately.
Yes. Cancel in one step with no fee. Your member benefits remain until the end of the current billing period, and purchased credits stay available.
Yes. Project the free collection directly in class, and download models you generate for commercial creation. Schools and teams can contact us for multi-seat options.
Free to explore, nothing to install, and ready in your browser.
Get 10 generation credits when you register · No credit card · Cancel anytime