New User interface design, simplified top bar and toolbar
New color palette
Textbox for project name added
Otto Blockly logo
New Blocks for ultrasonic sensor with RGB LEDs
Neopixel ring
Setup block for pins for most components
Dropdown with predefined pins for all setup blocks
New buzzer libraries for cute sounds
Lots of new functionalities for ESP32
Alexa for ESP32 and ESP8266
ESPNOW protocol
German and Dutch language fixes
RTTTL fixed
Examples reorganized by learning level