wif
Bitcoin Wallet Import Format (WIF) decoding/encoding module
pem-file
PEM file format encoder/decoder.
rsa-key
Converts between RSA key formats, detecting input format (PEM, DER, PKCS1, PKCS8). No OpenSSL needed.
object-keys-normalizer
Deeply normalizes object keys (included nested objects and objects in arrays) to the format of your choosing.
wifgrs
Groestlcoin Wallet Import Format (WIF) decoding/encoding module