This is a command line tool can be used to recover funds from old Starknet accounts. After entering your seedphrase or private key it will scan for your accounts and potential funds and issues. You can then choose to fix issues and recover your funds to a new account address.
It is simplest to download the latest release from the releases page. After downloading the binary matching your machine you can run it inside a terminal.
If you have Node installed you can also clone this repo and run yarn && yarn start to run the CLI tool.
Use at your own risks