This is the third release of TaoCrypt, it was previously only included with yaSSL. TaoCrypt is highly portable and fast, its features include:

One way hash functions: SHA-1, SHA-256 -512, MD2, MD4, MD5, RIPEMD-160
Message authentication codes: HMAC
Block Ciphers: DES, Triple-DES, AES, Blowfish, Twofish
Stream Ciphers: ARC4
Public Key Crypto: RSA, DSA, Diffie-Hellman
Password based key derivation: PBKDF2 from PKCS #5
Pseudo Random Number Generators
Lare Integer Support
Base 16/64 encoding/decoding
DER encoding/decoding
X.509 processing
SSE2 and ia32 asm for the right processors and compilers

See the notes in README for build instructions.