HackerHotel 2019 Badge
SHA2017-derived Badge.Team badge
A HackerHotel badge made mostly from leftover SHA2017 parts, adding PSRAM, IR, stereo audio, Grove I2C, and SAO expansion.
Tag dossier
Badge records tagged with Badge.Team, across Netherlands.
SHA2017-derived Badge.Team badge
A HackerHotel badge made mostly from leftover SHA2017 parts, adding PSRAM, IR, stereo audio, Grove I2C, and SAO expansion.
Mixed-reality escape-room challenge badge
A story-first challenge badge where the badge, hotel, terminal session, puzzles, and lore formed a mixed-reality escape room.
Badge.Team challenge and artwork badge
A Badge.Team-documented HackerHotel badge whose public record currently centers on team roles, challenge ownership, and artwork.
ESP32-C6 e-paper telegraph puzzle badge
An interactive Victorian-telegraph-themed puzzle badge inspired by the Cooke and Wheatstone telegraph.
Badge-team workflow and challenge badge record
A HackerHotel 2025 badge record anchored by the public badge talk, preserving badge-team workflow, challenge integration, production handoff, and lessons learned rather than unsupported component-level details.
Planned Badge.Team LoRa keyboard badge
A pre-event HackerHotel badge record based on Badge.Team's public plan for LoRa, a keyboard, a big screen, and an ESP32-P4-class processor.