compareeHub

The Hub is the full collection — you'll find builds here that never make it to our Instagram or YouTube.

Projects

Remarkable open-source builds — checked, explained and honestly judged.

117 projects

A telescope you can take hikingFULL CAD

A telescope you can take hiking

ScienceFor expert builders

A working USB drive with magnetic core memory is realNO CAD FILES

A working USB drive with magnetic core memory is real

ScienceFor expert builders

A 3D-printed cryocooler hit -70°CNO CAD FILES

A 3D-printed cryocooler hit -70°C

WorkshopFor expert builders

A 35-dollar USB radio pulls photos from a satelliteNO CAD FILES

A 35-dollar USB radio pulls photos from a satellite

ScienceFor intermediate builders

You can melt rock with nothing but sunlightNO CAD FILES

You can melt rock with nothing but sunlight

ScienceFor intermediate builders

You can build an oscilloscope around a real glowing tubeFULL CAD

You can build an oscilloscope around a real glowing tube

WorkshopFor expert builders

You can turn an old Xbox Kinect into a sandbox where water really flowsNO CAD FILES

You can turn an old Xbox Kinect into a sandbox where water really flows

ScienceFor advanced builders

You can build a radio telescope that hears the hydrogen of the Milky Way, for a few hundred dollarsFULL CAD

You can build a radio telescope that hears the hydrogen of the Milky Way, for a few hundred dollars

ScienceFor advanced builders

You can turn a second-hand camping satellite dish into a camera that sees satellitesNO CAD FILES

You can turn a second-hand camping satellite dish into a camera that sees satellites

ScienceFor intermediate builders

You can build the 4,010 Canadian dollars research weather station for 1,623 Canadian dollarsFULL CAD

You can build the 4,010 Canadian dollars research weather station for 1,623 Canadian dollars

ScienceFor advanced builders

You can build the probe a drone drops into an Arctic fjord - and unlike the commercial one, it comes backFULL CAD

You can build the probe a drone drops into an Arctic fjord - and unlike the commercial one, it comes back

ScienceFor expert builders

You can build the 1,000-dollar sensor that watches a tree breathe, for 260 dollarsFULL CAD

You can build the 1,000-dollar sensor that watches a tree breathe, for 260 dollars

ScienceFor advanced builders

You can build the €4,000 camera that films inside a spinning centrifuge, for €350FULL CAD

You can build the €4,000 camera that films inside a spinning centrifuge, for €350

ScienceFor advanced builders

You can 3D print the 6,200-dollar lab pump for 362 dollarsFULL CAD

You can 3D print the 6,200-dollar lab pump for 362 dollars

ScienceFor intermediate builders

You can build the 30,000-dollar machine that separates whole chromosomes, for 850 dollarsFULL CAD

You can build the 30,000-dollar machine that separates whole chromosomes, for 850 dollars

ScienceFor expert builders

You can build the 20,000-dollar machine that stretches living cells, for 580 dollarsFULL CAD

You can build the 20,000-dollar machine that stretches living cells, for 580 dollars

ScienceFor advanced builders

You can build a robot boat swarm for lab research for 522 Canadian dollars a boat - or 317 each when you build tenFULL CAD

You can build a robot boat swarm for lab research for 522 Canadian dollars a boat - or 317 each when you build ten

RoboticsFor advanced builders

You can build an autonomous river DNA sampler for about 3,800 dollars in partsFULL CAD

You can build an autonomous river DNA sampler for about 3,800 dollars in parts

ScienceFor expert builders

You can build the 5,000-dollar machine that counts cells, for 165 dollarsFULL CAD

You can build the 5,000-dollar machine that counts cells, for 165 dollars

ScienceFor advanced builders

You can build the 18,560-dollar antenna test range for 989 dollarsFULL CAD

You can build the 18,560-dollar antenna test range for 989 dollars

ScienceFor expert builders

You can build the 4,750-dollar machine that makes rapid test strips, for 200 dollarsFULL CAD

You can build the 4,750-dollar machine that makes rapid test strips, for 200 dollars

ScienceFor advanced builders

You can 3D print the 1,277-dollar lab roller for under 160 dollarsFULL CAD

You can 3D print the 1,277-dollar lab roller for under 160 dollars

ScienceFor intermediate builders

You can build a vibration-proof lab chamber for 400 dollars from a kitchen cabinet and honeyFULL CAD

You can build a vibration-proof lab chamber for 400 dollars from a kitchen cabinet and honey

WorkshopFor intermediate builders

You can build a 60-dollar EEG that clips onto a VR headset and reads your brainFULL CAD

You can build a 60-dollar EEG that clips onto a VR headset and reads your brain

ScienceFor advanced builders

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