Esp32 is a topic tracked in our intelligence system with 6 linked articles.
Ultra-compact ESP32-C3 development board (9.85x8.45 mm) with barebones RF design, ~$10.75 for 5 boards, and step-by-step build/flash instructions.
Open-source ESP32-wideband G.722 addon for PCMFlow delivering 64 kbps HD-voice with ~12 KB flash and ~0.5 KB RAM per direction; MIT/public-domain licensing; latest release v0.2.0 (May 25, 2026).
Muxcard is a credit-card-sized, ESP32-C3–based computer with an e-paper display and NFC, demonstrated as an ultra-thin prototype with ongoing DIY hardware work.
Reticulum promises a more scalable, interoperable mesh than Meshtastic/MeshCore by routing over multiple interfaces and enabling cross-border connectivity, but it trades off dedicated LoRa firmware and relies on external hardware for full standalone nodes.
zclaw claims a personal AI assistant that runs on ESP32 with an on-device footprint under 888 KB.
Open-source 8-channel BCI board using ESP32 and ADS1299 with OpenBCI GUI (project announcement).
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