CuteFTP Mac Professional for Mac

From GlobalScape:

Cute FTP Mac Professional is the most advanced Mac FTP client available. It's Mac OS X Universal ready, has a multi-threaded thin "Metal" (Cocoa) interface, powerful automation features, and strong security for protecting your FTP sessions.

• Mac OS X Universal
Get screaming performance on both Power PC and Intel-based Macintosh computers.
• SSH2 and SSL/TLS Sessions
Login and transfer files using Secure Shell 2 (SFTP) or Secure Socket Layer (SSL) protocols.
• Simultaneous File Transfers
Transfer multiple files concurrently and navigate sites while files are being transferred.
• Accelerated Transfers
Accelerate transfers by splitting a single download file into multiple parts and recombining them upon receipt.
• Transfer Queue
Select files and folders spanning multiple remote sites and queue them for future transfer.
• Synchronize Folders
Update remote folders with the local folder's contents or vice versa.
• Bookmark Folders
Quickly access your favorite folders with bookmarks and Recall Favorite Folders.
• Remote File Editing
Edit and save to remote using a ODB Editor Suite protocol compliant editor.
• Rendezvous Support
Discover FTP servers that use Rendezvous on your network.