Companion

Brainpool P-256r1 curve, defined in RFC 5639.

Brainpool P-384r1 curve, defined in RFC 5639.

Brainpool P-512r1 curve, defined in RFC 5639.

NIST P-256 curve (also known as secp256r1 or prime256v1), defined in FIPS 186-5.

NIST P-384 curve (also known as secp384r1), defined in FIPS 186-5.

NIST P-521 curve (also known as secp521r1), defined in FIPS 186-5.

secp256k1 curve, widely used in Bitcoin and other cryptocurrencies, defined in SEC 2.