New: Draw.io (Jun 2, 2022), Platform 22.0b1 (Jun 10, 2022)
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Is there a Portable tool anywhere where you can recover the deleted files from your Harddrive (windows)?
I haven't used these, and I don't know if their licenses allow re-packing to "portable apps", but they should all run from a USB stick.
ADRC Data Recovery:
PC Inspector File Recovery