Question about generating valid mnemonic seed phrases on air-gapped devices

This page summarizes the projects mentioned and recommended in the original post on /r/Bitcoin
Bitcoin Wallet Python

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  • bc-lethekit

    Open source DIY hardware box for offline cryptographic tools.

    • Does lethekit do what you need? Here's the "seedtool" docs link in their repo: https://github.com/BlockchainCommons/lethekit/blob/master/seedtool/README.md

  • krux

    Open-source signing device firmware for Bitcoin

    • Seedsigner and Krux can do that. They're stateless and air-gapped. With krux you can store your seed heavily encrypted on a microSD, if you like.

  • SurveyJS

    Open-Source JSON Form Builder to Create Dynamic Forms Right in Your App. With SurveyJS form UI libraries, you can build and style forms in a fully-integrated drag & drop form builder, render them in your JS app, and store form submission data in any backend, inc. PHP, ASP.NET Core, and Node.js.

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  • bip39

    A web tool for converting BIP39 mnemonic codes

    • You could make this with a Raspberry Pi Zero and the stand-alone version of the Coleman Web page+javascript https://github.com/iancoleman/bip39/releases/latest/

NOTE: The number of mentions on this list indicates mentions on common posts plus user suggested alternatives. Hence, a higher number means a more popular project.

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