bip39-recast

convert bip39 mnemonic sentence from / to entropy

Web

• https://bip39-recast.js.org (GitHub Pages)
• https://bip39-recast.pgs.sh (pico.sh Pages)
• https://bip39-recast.pages.dev (Cloudflare Pages)

CLI

recommend using Deno:

deno      npm:bip39-recast
deno jsr:@key/bip39-recast

also available from: npx, bun, pnpm, yarn etc...

npx      bip39-recast
bun    x bip39-recast
pnpm dlx bip39-recast
yarn dlx bip39-recast

gen

gen [OPTIONS] <INPUTS>

OPTIONS:
  --size           Mnemonic sentence size: 12, 15, 18, 21, 24

INPUTS:
  --bin            Input in binary format [0|1].
  --dec            Input in decimal format.
  --hex            Input in hexadecimal format (default).
  --base58         Input in Base58.
  --base64         Input in Base64.
  --rgba           Input [ rgba(), ... ].

extract

extract [OPTIONS] <mnemonic sentence>

OPTIONS:
  --raw            Output the raw bytes.
  --bin            Output in binary format.
  --dec            Output in decimal format.
  --hex            Output in hexadecimal format (default).
  --base58         Output in Base58.
  --base64         Output in Base64.
  --rgba           Output in [ rgba(), ... ].

License

the MIT