Windows 8 Firewall Control Free Portable v4.1

Windows 7 Firewall Control protects your applications from undesirable network incoming and outgoing activity, controls applications internet access. Allows you to control personal information leakage via controlling application network traffic.

Manages and synchronizes port forwarding provided by external network connection (firewall/router) box with applications requirements and activity.

Features

• Designed for Windows 7 & Vista
• Free versions available
• Decreases expenses of mobile/satellite connections
• Zone based network permissions management
• Integration with Window Explorer for direct access permission management
• Integration with Windows Security Center
• Instant notifications of blocked activity
• Special editions for portable devices (USB flash/HDD drives, iPod etc)
• Protection from incoming and outgoing threats
• External network connection (firewall/router) box support
• Automatic network connection box detection/management
• External/worldwide access to selected local application
• Port Forwarding management
• Automatic Port Forwarding-to-applications synchronization
• Simplicity of operation
• Per-application security settings
• Group zone and application network access permission management
• IPv6 support

This is the Free Portable version of Windows 7 Firewall Control. It doesn't include an installer and can be run from removable media such as USB-flash drives and portable hard disks. It also has some feature limitations (See here).