This simple phython script genarate ECC public key from a private key.
privKey = 66886566577545665 #replace with any private key
Replace your privKey key with private key of your choice and run the script
This script only genarate raw public key and you cannot use it to send or recieve funds on bitcoin network
BTC - 1ECPGxnLYu5wxkiDYu5fsvvWyzJyUxWqLY
ETH (Erc20)- 0x19a3c037777eefaf80b265a4d727c418eae84728
XRP (Tag 101754728) - rEb8TK3gBgk5auZkwc6sHnwrGVJH8DuaLh