Progressive Downloader is a free download manager for your Mac that supports multi-thread downloading and mirror search. It's also capable to download files from the most popular file hosting services.

Features:

• HTTP(S), FTP and SFTP(SSH) protocols support.
• Multi-thread downloading. Feel free to control how many threads must be used to download file.
• Built-in mirror search. The application tries to find mirrors for large files. This function, together with multi-thread downloading, allows user to download files faster as every thread can use its own server.
• AppleScript and Automator support. Link Progressive Downloader with other applications using standard means of Mac OS X.
• Keychain support.

Versions:
• Download is for current version
• Intel version 3.2.1 for OS X 10.9+
• Intel version 2.11.3 for OS X 10.7-8
• Intel version 1.6.1 for OS X 10.6
• Intel version 1.2 for OS X 10.5

Requirements:
OS X 10.10+
Intel