GPL 3.0 only

A list of the 12 libraries that are licensed with the GPL 3.0 only license.

CanAirIO Air Quality Sensors Library Air quality particle meter and CO2 sensors manager for multiple models.
DriveMaster RC protocol
EasyPreferences ESP32 Preferences abstraction and manager. It includes a basic keys manifest and auto setters to streamline implementation.
EspNowCam ESPNowCam, a straightforward video streamer for popular ESP32Cam models, leveraging the ESPNow protocol. No need for IPs, routers, or credentials—keeping it simple! :D
EspNowJoystick Abstraction of ESP-Now and Protocol Buffers to have improved joystick for any kind of hardware
InertialIO IMU Driver
MenuCreator Easy LCD menu creation library for Arduino with button navigation.
MultiFuncShield Arduino Multi Function Shield Library
QSetun Integer-only signal intelligence engine using Brusentsov balanced ternary logic and cellular apoptosis.
serialIO RC protocol
SparkFun_WebServer_ESP32_W5500 Simple Ethernet WebServer for ESP32 boards using W5500.
Timezone64 64-bit Arduino time zone conversions and daylight saving time adjustments.