Add-on dossier
A linkable lifecycle record for hardware expansions, app ecosystems, firmware upgrades, cases, radio parts, and post-event badge experiments.
The project documentation describes an SD-card form-factor interface used to carry modular add-on boards in place of fixed accessory ports.
Badge context
Primary 39C3 assembly project page documenting the Cyberwatch modular smartwatch concept.
Raw repository README for the 39C3 release-board hardware and shard references.
Project documentation covering the SD-card shard interface, shard-based hardware extension model, and configuration path.
Source trail
Primary official project page for the 39C3 Cyberwatch hardware concept and event context.
Primary repository source linked from project docs for CAD references, firmware, and supporting project assets.
Public project documentation describing the modular shard concept and software/firmware build notes.
Raw public README describing hardware layout, SD-card sharding design, and branch of modular watch extensions.