Life & fun · alternatives · 2026

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Palm Vein Authentication with a Raspberry Pi launched in 2020; newer entries below may have overtaken it.

1. 1
   Biowatch▲61

   Wrist veins as a biometric

   2015 · biowatch.ch · its alternatives →

2. 2
   Hacking an ultrasound probe with a Raspberry Pi and low-cost hardware▲227

   2017 · kelu124.gitbooks.io · its alternatives →

3. 3
   Philips Smart Lock▲75

   World's First Residential Palm Recognition Smart Deadbolt

   2024 · usa.philips.com · its alternatives →

4. 4
   Chic Pi▲70

   Redefining the Hoverboard by Casing Battery & Unibody Frame

   2017 · kickstarter.com · its alternatives →

5. 5PC
   Portable Computer Vision – TensorFlow 2.0 on a Raspberry Pi▲6

   2019 · medium.com · its alternatives →

6. 6
   RGB – #15: Snap, Kernel and Port▲55

   Ports, unencrypted kernels and a chilly new mobile plan

   2016 · its alternatives →

7. 7
   Tread by Leatherman▲81

   An analog wearable

   2015 · leatherman.com · its alternatives →

8. 8
   Microbot Push▲8

   A wireless robotic finger

   2015 · prota.info · its alternatives →

9. 9RP
   Raspberry pi based ping pong robot▲5

   2019 · pingpong-robot.com · its alternatives →

10. 10SS
    Snappy, Secure, On-Device OCR for macOS▲9

    2020 · frankbyte.com · its alternatives →

11. 11NI
    Nipple - iPod inspired Mobile Finger Nav (Mobile Only)▲5

    2013 · dubmediagroup.com · its alternatives →

12. 12BA
    Building an open-source and high-quality webcam with a Raspberry Pi 0 W▲6

    2020 · tnhh.net · its alternatives →

13. 13
    TextGlass – Browser, OS, device detection▲5

    2015 · textglass.org · its alternatives →

14. 14IA
    Inspectar – Augmented Reality PCB Tool for Electronics Work▲5

    2019 · inspectar.com · its alternatives →

15. 15
    SHORTCUT▲8

    A digitally-enhanced wristband

    2016 · sedo.com · its alternatives →

16. 16AA
    Airypi – a simple way to control your Raspberry Pi from a browser▲8

    2014 · airypi.com · its alternatives →

17. 17
    MuSAE Lab▲5

    Multimodal Signal Analysis and Enhancement

    2017 · musaelab.ca · its alternatives →

18. 18
    OneRing▲6

    Intelligent monitoring ring device for Parkinson's tremor.

    2016 · kickstarter.com · its alternatives →

19. 19CA
    Connect a Raspbery Pi to a Sonos with 100% On-Device Voice AI▲8

    2017 · medium.com · its alternatives →

20. 20MF
    Masturbation Frequency Tracker▲9

    2022 · nonut.app · its alternatives →

21. 21KA
    Keypirinha, a new semantic launcher for keyboard ninjas▲9

    2016 · keypirinha.com · its alternatives →

22. 22MS
    Mana Security – personal vulnerability management tool for Mac▲6

    2021 · manasecurity.com · its alternatives →

23. 23OS
    Omnimemory – Simple multi-device flashcards▲9

    2015 · omnimemory.com · its alternatives →

24. 24DA
    DaisyWorks - Arduino derivative w/FOTA, App Store, Android compatible▲9

    2011 · daisyworks.com · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →