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99 LittleFS

Geo edited this page Jan 23, 2026 · 24 revisions

LittleFS (Filesystem)

LittleFS is a lightweight filesystem available on the ESP32 Bus Pirate, useful for uploading/downloading small files directly in the flash memory.

image

WebUI

image

The firmware provides a web interface accessible from your browser:

  • Press Files button just next to Send
  • See all stored files with their sizes
  • Upload files directly into the panel
  • Download files
  • Delete files

Limitations

  • ⚠️ Maximum space available: about 4.5 MB on a board with 8MB of flash.
  • ⚠️ Contents may be overwritten when flashing other firmware images. Download important files via the Web UI.

Demo

littlefs

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