OpenConnect for Windows

OpenConnect VPN Client

Free open-source SSL VPN client supporting multiple protocols including AnyConnect

What is OpenConnect?

OpenConnect serves as a versatile SSL VPN client supporting various protocols including Cisco AnyConnect. It’s designed to establish secure encrypted connections across different networks while maintaining high performance.

The client stands out for its compatibility with Cisco AnyConnect VPN servers while remaining completely open-source. Its modular design allows for extensive customization and integration with various authentication methods.

Key Features & Benefits

Multi-Protocol Support

Supports Cisco AnyConnect SSL VPN, Juniper/Netscreen SSL VPN, and Pulse Connect Secure

Cross-Platform Availability

Runs seamlessly across all major operating systems and architectures

Enterprise-Grade Protection

Implements strong encryption standards and certificate-based authentication

Community-Driven Development

Completely free and open-source with transparent code development

Download OpenConnect

Free download for openconnect Windows, Linux, macOS and other operating systems

Windows

CoWindows Installer openconnectopenconnect

Linux

Red Hat/CentOS RPM packages

Linux Packages

macOS

Supports Intel and Apple Silicon

macOS Version

Windows Setup Instructions

Get Windows Package

Obtain the Windows-compatible version from the project’s official download page. The installer is typically available as a standard .exe file for easy installation.

Run Installation

Launch the downloaded installer with administrator privileges for proper system access. Follow the setup wizard instructions, accepting the license agreement and choosing installation location.

Setup Server Details

Launch OpenConnect GUI and add a new connection profile with your VPN server details. Specify authentication method, certificates, and any custom connection parameters required.

Establish Connection

Select your configured connection profile and click connect to establish the VPN tunnel. Monitor connection status through the system tray icon and verify successful network access.

Troubleshooting Common Issues

Connectivity Problems

Check firewall settings and ensure required ports are open for VPN traffic. Validate that your user account has proper VPN access permissions.

Certificate Errors

Import required root certificates and intermediate certificate authorities. Verify certificate chain completeness and proper installation in certificate store.

Note: Enterprise users should contact their network administrators for customized setup instructions. Some networks require additional security software or specific configuration tweaks.