Add-on dossier
A linkable lifecycle record for hardware expansions, app ecosystems, firmware upgrades, cases, radio parts, and post-event badge experiments.
The LCA2021 Open Hardware Miniconf page said attendees who missed out on a SwagBadge could order components and make a DagBadge from scratch.
Badge context
Official linux.conf.au news post documenting the Open Hardware team, built SwagBadges, delegate shipping, named badge team, Australia-ticket availability, and event dates.
Official talk page documenting badge hardware goals, onboard microcontroller work, Simple Add-On extension paths, protoboards, Tux SAO, and SAO extensions.
Official miniconf page documenting SwagBadge ticket inclusion, DagBadge build path, hardware/firmware/app sessions, SAO explanation, and attendee show-and-tell.
Official schedule page listing the SwagBadge software, hardware/SAO, and test-jig/wrap-up sessions in the Open Hardware Miniconf.
Contemporary secondary note identifying the LCA2021 SwagBadge as an ESP32 electronic badge with dual OLED displays and MicroPython readiness.
Official talk page documenting the MicroPython and Aiko framework session for customizing the SwagBadge after opening the packet.
Official talk page documenting component testing, completed badge testing, failure recovery, quirks, and future SwagBadge/DagBadge plans.
Source trail
Secondary contemporary source for ESP32, dual OLED display, MicroPython readiness, limited electronic-badge production, and distribution to conference attendees.
Official source for SwagBadge build/shipping to delegates, remaining Australia-ticket SwagBadge availability, named SwagBadge team, and LCA2021 event date context.
Primary source for SwagBadge/DagBadge framing, badge hardware/firmware/application sessions, SAO education, DagBadge build path, and show-and-tell context.
Official source for onboard-microcontroller, Simple Add-On, protoboard, Tux SAO, and hardware-extension evidence.
Official source for MicroPython, Aiko framework, badge startup/customization workflow, and software session presenters.
Official source for testing hundreds of badges, completed-badge software testing, recovery, quirks, and SwagBadge/DagBadge future context.