• POP, IMAP and SMTP support • RFC822 parser and generator • Asynchronous APIs • HTML rendering of messages • iOS and Mac support

• Upload, Download with Resume capability • Rename, Make and Remove Directory • Move/Rename and Delete File • IPv4 and IPv6 • International Domain Names (IDN) • Enhanced NAT/UPnP/ICS/ICF Support • UTF8 / Unicode Support • SOCKS4, SOCKS4A, SOCKS5, HTTP Proxy Support • Support for 64-bit file size (> 4GB) • Transfer Speed Limits (Global and per connection) • File Logging • Multi Language Support • On the fly file encryption New • Native Windows x64 (64-bit) support • FIPS 140-2, 186-4 compliant • Compatible with Windows 7, 2008 (R2), 2012 (R2), 8, 8.1, 10 • Complete HTML Help Documentation FTP / FTPS • Server to Server (FXP) Transfers • Secure Transfers (TLS) • Compression (MODE Z) • Transfer Integrity (XCRC, XMD5, XSHA1) • Machine Readable Listing (MLSD) • FTP Parser (Unix, MLST, VMS, MVS, DOS, HP-UX, zOS) • Enhanced NAT/UPnP/ICS/ICF Support • FTP Proxy Support (Wingate, Checkpoint FW-1, Transparent, etc) • Set/Get Modified File Time (MDTM, MFMT, SITE UTIME) • IP Repeater • Local Port Limitation • Set Unix Attributes (SITE CHMOD Wrapper) SFTP over SSH • SFTP Protocol Version: 1-6 • Host Key Algorithms: RSA, DSA, ECDSA, Ed25519 • Encryption Algorithms: aes128-ctr, aes256-cbc, aes192-cbc, aes128-cbc, 3des-cbc, arcfour, aes128-gcm@openssh.com, aes256-gcm@openssh.com • Key Exchange: DH, DH group exchange (DHGEX), Elliptic Curve DH (ECDH), Curve25519 • Authentications: password, publickey, Kerberos v5 (GSSAPI/SSPI), Smart Card (PKCS#11), X.509 certificates, keyboard-interactive, SecurID, hostbased, none • Compression: zlib, zlib@openssh.com, none • HMAC Algorithms: hmac-sha2-256, hmac-sha2-512, hmac-sha1, hmac-md5 • Performance: Optimized assembler for performance critical algorithms. • Interoperability: Tested against all public available SFTP/SSH server implementations. Automatically uses workarounds for faulty implementations.