| Ed25519 | EVP_PKEY Ed25519 and Ed448 support |
| Ed448 | EVP_PKEY Ed25519 and Ed448 support |
| RAND | the OpenSSL random generator |
| RAND_DRBG | the deterministic random bit generator |
| RSA-PSS | EVP_PKEY RSA-PSS algorithm support |
| SM2 | Chinese SM2 signature and encryption algorithm support |
| X25519 | EVP_PKEY X25519 and X448 support |
| X448 | EVP_PKEY X25519 and X448 support |
| bio | Basic I/O abstraction |
| crypto | OpenSSL cryptographic library |
| ct | Certificate Transparency |
| des_modes | the variants of DES and other crypto algorithms of OpenSSL |
| evp | high-level cryptographic functions |
| ossl_store-file | The store 'file' scheme loader |
| ossl_store | Store retrieval functions |
| passphrase-encoding | How diverse parts of OpenSSL treat pass phrases character encoding |
| proxy-certificates | Proxy certificates in OpenSSL |
| scrypt | EVP_PKEY scrypt KDF support |
| ssl | OpenSSL SSL/TLS library |
| x509 | X.509 certificate handling |