Free open-source SSL VPN client supporting multiple protocols including AnyConnect
OpenConnect is a free open-source SSL VPN client that provides secure remote access to private networks. 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. This makes it an ideal choice for organizations and users seeking flexible secure remote access solutions.
Supports Cisco AnyConnect SSL VPN, openconnect Juniper/Netscreen SSL VPN, and Pulse Connect Secure
Runs seamlessly across all major operating systems and architectures
Implements strong encryption standards and certificate-based authentication
Completely free and open-source with transparent code development
Available for all major platforms – completely free and open-source
Compatible with Windows 7 and newer
Ubuntu/Debian .deb packages
Supports Intel and Apple Silicon
Download the latest OpenConnect Windows installer from the official repository or trusted source. The installer is typically available as a standard .exe file for easy installation.
Launch the downloaded installer with administrator privileges for proper system access. The installation process typically takes 2-3 minutes on modern Windows systems.
Configure the client by entering your organization’s VPN server address and credentials. Set up authentication credentials, certificates, or token-based login as per your network requirements.
Initiate the connection process and authenticate with your credentials when prompted. Confirm successful connection through status indicators and test network accessibility.
Verify server address accuracy and network connectivity before attempting connection. Confirm certificate validity and authentication credentials with your network administrator.
Ensure system clock is synchronized and certificates haven’t expired. 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 openconnect download specific configuration tweaks.