btx-convert

This script will convert your address from the old Bitcoin Prefix to the new Bitcore Prefix.

P2PKH Wallet Converter

1xxx -> 2xxx

2xxx -> 1xxx

P2SH Wallet Converter

3xxx -> sxxx

sxxx -> 3xxx

Available on https://LIMXTEC.github.io/btx-convert/

Copied from https://github.com/litecoin-project/p2sh-convert