The Bootloader

In this episode, Tod and Paul discuss the recent Hackaday Supercon, including a talk and a workshop, Microsoft open sources Zork, the return of 80s style computer magazines, and more.

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Supercon 2025

YouTube playlist

Jeff Geerling’s video review

Using arduino-app-cli on Uno Q by Shawn Hymel

Uno Q user manual

Radxa X4 SBD w/ RP2040 MCU

Supercon 2025 Badge

Solder Party Keebdeck

Makerfabs ESP32 UWB

Getting started with ESP32 UWB

Build UWB Position system w/ ESP32 & Qorvo DWM3000

Microsoft announcement

Andrew Blotkin’s blog: Zork is now open source

GitHub repository with source code

Z-Machine for CircuitPython Guide

Let’s Design an RP2040 Devboard! by Kai

project github repo

Hackaday discussion

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Liz Clark joins the show for a second time. Liz, Paul, and Tod each share two things they found interesting including remoting in to a Raspberry Pi, code as PCB design, an open source ereader, and more.

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00:00 Welcome

00:20 Stickers!

00:31 Welcome Liz Clark

00:53 Raspberry Pi Connect

4:24 The Open Book Touch

8:39 Atopile

16:32 Midi Baby Gen 4

18:44 GameTank

21:49 Tiles from Bergsonne Labs

25:32 Wrap-up

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Paul and Tod discuss speeding up a Raspberry Pi, parts management with Inventree, product reviews, synths, and more.

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00:00 Intro

00:23 Make Your Raspberry Pi Faster

5:13 Inventree

7:59 Framework 12 Laptop

15:18 Channels

19:26 Mutable Instruments ported to the Pico

23:38 3D Printable and Dissolvable Circuit Boards

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This episode is a replay of The Bootloader’s live CircuitPython Day 2025 show from August 15th, 2025 hosted on Adafruit’s YouTube channel. The episode has been lightly edited.

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00:00 Intro

00:26 Welcome

1:02 Thank you Anne Barela

1:46 CircuitPython Fonts

6:57 CircuitPython v2 extension for VS Code

11:40 Fruit Jam USB Host MIDI Tester

15:52 Fruitris

19:37 CircuitPython Workflows

Enjoying the show? You can now sponsor the show, learn more at www.circuitpythonshow.com. Thank you for your support!

In this episode, Tod and Paul welcome John Park to the show. They discuss a floppy disk MIDI boombox, live-coding music, RP2350 as a mini-computer, and more.

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00:00 Intro

00:54 Floppy Disk Midi Boomboxes (John #1)

9:04 AlgoRave (Tod #1)

14:00 The RP2350 Mini-Computers are here

18:39 CyberBricks

24:28 KiCad cli and diff viewer

28:56 Commodore 64 Ultimate

31:48 Wrap-up

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Tod and Paul discuss a MIDI chip, an epic rant, a love letter, and more.

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00:00 Welcome

00:17 SAM2695 General MIDI chip

3:51 Supercollider and Supriya

5:47 The STM32 rant

12:18 A love letter to embedded engineering

16:10 Alternate music keyboard layouts

20:09 Spintronics

22:47 Wrap-up

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Paul and Tod discuss tariffs, desoldering tricks, a classic arcade game, and more.

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For detailed show notes and transcripts, visit TheBootloader.net

00:00 Welcome

00:17 Tarriffs are Bullshit

6:00 Desoldering Tricks

10:21 Philips Fixables

12:45 Resurrecting Sinistar

15:36 Kiwix

17:56 Euroknob

21:40 Wrap-up

Enjoying the show? You can now sponsor the show, learn more at www.circuitpythonshow.com. Thank you for your support!

Welcome to a new episode! Tod and Paul chat about woodworking, MP3 players, a CircuitPython synthio tutorial, and more.

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00:00 Intro

00:12 Hyperwood

2:34 Synology NAS devices

7:27 TRMNL WiFi ePaper display

11:29 Rockbox 4.0

13:02 CircuitPython synthio tutorial

16:05 mobygratis

18:13 Wrap-up

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Andy Piper joins Tod and Paul and they discuss an open source laptop, 3D printing filament detection, synths, and more.

Visit Andy’s homepage

Check out TheBootloader.net for detailed show notes and transcript.

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00:00 Intro

00:59 Glance app

5:33 Soundfonts, General MIDI, and a ROMpler

11:55 OpenSpool and SpoolEase

15:39 MNT Pocket Reform

21:55 DIYR Design Lamps and Speaker

25:20 Podcast Later

28:22 Wrap-up

Enjoying the show? You can now sponsor the show, learn more at www.circuitpythonshow.com. Thank you for your support!

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Check out TheBootlader.net for detailed show notes, links, and transcript.

Brent Rubell of Adafruit Industries joins Tod and Paul. They discuss the Wippersnapper IoT firmware, Arduino libraries, microcontrollers as mini-computers, and more.

00:00 Welcome

00:27 Wippersnapper’s new offline mode

5:36 rp2040 speed update

9:19 Microcontrollers as mini-computers

14:14 Obsidian note taking app

17:44 Arduino library bots

20:48 3D Printed records

26:01 Wrap-up

Enjoying the show? You can now sponsor the show, learn more at www.circuitpythonshow.com. Thank you for your support!