Speculos | Developers


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Speculos is the emulator of Ledger hardware wallets (Nano S, Nano X, Nano S Plus and Blue) on desktop computers. It is particularly useful when

  • you don’t have the physical hardware device, or
  • you want to facilitate the pressing of Nano buttons.

If you want to go through the entire Speculos documentation, click here.

You will need Speculos to test your Blockchain integration.

Note that the first time you load and build your application it can take up to 20 minutes. The following builds will be shorter.

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Ledger Live CLI
Linking local packages with yalc
Getting Started
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