Flowey's Time Machine

A browser tool for editing Undertale save data. It loads and edits undertale.ini persistent data and file0 save data, including flags, inventory and FUN values, and saves by overwriting existing files. A help page explains finding the save folder and deleting system_information files after an erased world or sold soul.

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0 shouts Added Sep 23, 2026 crumblingstatue.github.io
crumblingstatue.github.io/FloweysTimeMachine/
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