Summary of project comparison
| Project | Estimated cost to build | OSHW license used | Microcontroller/platform used |
|---|---|---|---|
| MyOpen10–13 | $250 | GNU public license10 | Blackfin DSP |
| e-Nable16–18 | $350 | Creative commons attribution non-commercial | Arduino |
| CT scanner20–22 | $300 | GNU public license V.3 | Arduino |
| Fechko's peristaltic pump26 | $170 | N/A | Raspberry Pi or Arduino |
| Wijnen et al's syringe pump8 | $971 | Creative commons attribution share-alike | Raspberry Pi |
| e-Health sensor platform30 | $500 | Unknown | Raspberry Pi or Arduino |
| OpenBCI31 | $450–$800 | Creative commons share-alike | Arduino or ChipKit |
| DIY blood pressure monitor32 | $50 | N/A | Microchip PIC |
| Diabeto33 | $50 | Unknown | Atmel ATTiny |
| Nightscout xDrip34 35 | $60 | N/A | Pololu Wixel |
DIY, do-it-yourself; DSP, digital signal processing; N/A, not applicable; OSHW, open-source hardware.