There are 7 repositories under sen54 topic.
Arduino library to work with Sensirion's SEN5x environmental sensor modules via I2C
C driver to work with Sensirion's SEN5x environmental sensor modules via I2C
Python I2C sensor driver for Sensirion's SEN54, SEN55 and SEN50 sensors
Generic embedded C driver to work with Sensirion's SEN5x environmental sensor modules via I2C
Intergration to Tasmota and VINDSTYRKA
CircuitPython I2C sensor driver for Sensirion's SEN54, SEN55 and SEN50 sensors. Fork of Official Python Driver
The polluTAG home edition, based on SEN54 sensor