Open-source ESP32-C3 DNS ad blocker supports up to over 500,000 domains without PSRAM

T2Covered by 1 source · first reported by Hackaday / CNX Software / Liliputing at 09 Oct, 12:00 UTC

Developed by Zed (M-Abozaid), the esp32-c3-adblock is an open-source, Pi-hole-style DNS ad blocker that runs on a $2 ESP32-C3 microcontroller board/module without requiring PSRAM. It blocks ads and tracking domains across devices on a home or small office network by filtering DNS requests. Instead…