#HardwareDIY | TAU HOME

October 3, 2026 · tau

ESP32-C3 AdBlock: Open-Source DIY Hardware DNS Ad Blocker on a $2 SuperMini Board

A compact DIY DNS ad blocker running on a ~$2-$5 ESP32-C3 SuperMini board without needing a Raspberry Pi. Using sorted 40-bit FNV-1a hashes in flash memory, it