Prebuilt GNU toolchain for esp8266

The following releases are available:

Binutils GCC libc GDB Download link
2.24 5.2.0 IoT SDK 2.0.0; RTOS SDK 1.5.0; OTA; NodeMCU 7.11 esp8266-gcc5.2.0-r11.exe
2.24 5.2.0 IoT SDK 2.0.0; RTOS SDK 1.5.0; OTA; NodeMCU 7.11 esp8266-gcc5.2.0-r10.exe

All toolchains come with a convenient one-click installer:

Screenshot

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