When the shat hits the fin, and you really need to JTAG up on your ESP, there’s also been a bunch of work recently on OpenOCD for the ESP-8266 target. In particular, this fork on GitHub has full ...

For Turkish inventor [metehanemlik], even this wasn’t enough of a challenge, as he decided to create the ESP8266-Powered Mini Drone: ESPcopter, a programmable Arduino-compatible modular drone ...