bitcoin-tx-lib/src/constants/opcodes.ts

A Typescript library for building and signing Bitcoin transactions

export const OP_CODES = {
    OP_0: 0x00,
    OP_DUP: 0x76,
    OP_EQUAL: 0x87,
    OP_HASH160: 0xa9,
    OP_EQUALVERIFY: 0x88,
    OP_CHECKSIG: 0xac,
    SIGHASH_ALL: 0x01,
    OP_PUSHBYTES_20: 14,
    OP_PUSHBYTES_32: 20
}