Series
Dominican Republic hacker-conference badge lineage, represented by source-backed 2024 ATTiny85 and 2026 ESP32-C3 / CC1101 eBadge records from official HackConRD and public repository sources.
Dominican Republic hacker-conference badge lineage, represented by source-backed 2024 ATTiny85 and 2026 ESP32-C3 / CC1101 eBadge records from official HackConRD and public repository sources.
Badges
First official Dominican Republic badgelife badge
HackConRD 2024's first official badge was an ATTiny85-based electronic conference badge documented by a public repository and workshop writeup, with lanyard wear, challenge/hidden-feature firmware, serial reprogramming, aRGB LED expansion, buzzer output, and KiCad manufacturing-file evidence.
ESP32-C3, CC1101, TFT, games, and RF badge
HackConRD 2026's eBadge was documented by the official HackConRD site, the EBADGE+ ticket tier, the interactive eBadge page, and a public firmware repository that describes an ESP32-C3 badge with ST7789 TFT, CC1101 433 MHz radio, WS2812B LEDs, buzzer, four-button navigation, games, RF friend exchange, fox hunting, learning modules, and persistent profile settings.