In this episode, Tod and Paul share a secondary display for your Bambu Labs 3D printer, a small eink eReader, an open source microcontroller, and more.

00:00 Welcome

00:15 BambuHelper

BambuHelper is a tiny ESP32-powered desk friend to tell you how your 3d printer is doing!

• BambuHelper sourcecode
• BambuHelper assembly video
• 3d printed case on Makerworld
• CircuitPython library by Paul!
• CircuitBambu printer monitor

5:56 OpenScan

OpenScan is a low-cost and high quality 3D scanner that you build yourself that is open source and modular.

• OpenScan homepage
  • OpenScan Mini ($239)
    • OpenScan Mini accuracy test
  • OpenScan Classic
  • OpenScan Mini BOM
• OpenScan YouTube channel
• OpenScan GitHub repository

8:53 Xteink X4 eReader

The Xteink X4 eReader is small 4” eink eReader that can read ebooks and can also be an ESP32 dev board.

• Xteink X4 eReader
• Crosspoint Reader
• Xteink Flash Tools
• Xteink X4 & Crosspoint
• Quick video section on how to hack the Xteink X4
• Chris Pearson bsky thread
• Xteink X4 review
• CircuitPython builds by Liz!
• CircuitPython helper library

12:58 Project Aura

Project Aura is a crowd-funded air quality monitor that costs $30 for the 3D print design and firmware.

• Project Aura
• Project Aura GitHub repository

17:06 The Baochip

The Baochip-1x by Bunnie Huang is another microcontroller platform like the RP2040 or the ESP32, but unlike those chips, everything about the Baochip is open source.

• Dabao eval board crowdfund page
• Details on the chip
• Inside the BIO IO processor, like PIO

21:51 OpenCode

OpenCode is a 100% open source AI coding agent licensed under the liberal MIT license. It’s built for privacy and does not store any of your data.

• OpenCode
• Home page

26:16 Wrap-up

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