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SimpleFTPServer
A simple FTP server for Arduino, ArduinoSAMD WiFiNINA, esp8266, esp32, stm32 and Raspberry Pi Pico W
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InfluxDB
Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.
You could run a ftp-server on you esp32, found this library which seems to do exactly that https://github.com/xreef/SimpleFTPServer Not tested
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