OPNsense® 25.7 “Visionary Viper” Launches with Smarter Security and Faster Setup
Deciso launches OPNsense® 25.7 “Visionary Viper”, engineered for enterprise-grade performance with open-source freedom. Featuring faster onboarding, secure service isolation, and improved backup options, it delivers robust, future-ready firewall capabilities for dynamic network environments.
Security. Speed. Simplicity. At Scale.
What began as a bold open-source vision has grown into a trusted global platform for network security. With version 25.7 “Visionary Viper,” OPNsense continues to push boundaries—delivering enterprise-ready performance, modular simplicity, and powerful security built to scale with your needs.

Feature Highlights
• Reengineered Setup Wizard (MVC-based)
Faster, more consistent configuration powered by modern APIs.
• Strict Web UI Mode
Run the interface with non-root privileges to improve operational security.
• Dashboard Upgrade (ChartJS 4)
Sharper system insights and better performance across monitoring components.
• User Manager Enhancements
CSV import/export support and source-network constraints for easier access control.
• New SFTP Backup Plugin
Secure, standards-compliant offsite backups replace deprecated Google Drive integration.
• Alias Management Overhaul
JSON import/export, enhanced automation, and faster rule processing
• Dual DHCP Support
Dnsmasq for lightweight deployments and Kea DHCP for advanced IPv6 and scalable setups.
• Modular VPN Services
OpenVPN and IPsec legacy moved to optional plugins
• FreeBSD 14.3 Base Upgrade
Enhanced hardware support, performance, and long-term system reliability.
• Greek Language Support
Broader localization for international users and teams.
Built for Teams That Value Time, Control, and Scalability
These new capabilities reflect our continued focus on helping organizations move faster without sacrificing control or security. Whether you’re managing one site or scaling across multiple locations, OPNsense® 25.7 provides the flexibility, efficiency, and confidence you need to stay ahead of evolving network demands.

Ad Schellevis
“OPNsense 25.7 brings together strategic innovation and practical design. It reflects our ongoing mission to simplify complex infrastructure without compromising the depth and flexibility our users rely on,” said Ad Schellevis, CIO & Lead Developer OPNsense
Availability
OPNsense® 25.7 “Visionary Viper” is now available.
About Deciso®
Deciso is a pioneer in creating innovative network security solutions. As the brains behind the acclaimed OPNsense firewall platform, Deciso consistently breaks new ground in cybersecurity. Its dedication to excellence and innovation drives the development of state-of-the-art security solutions, empowering businesses globally to safeguard and manage their digital infrastructure effectively. With Deciso, you’re not just choosing a security product; you’re partnering with a leader in protecting digital spaces.
More information
OPNsense®
Commercial: https://shop.opnsense.com
Documentation: https://docs.opnsense.org
Security https://docs.opnsense.org/security.html
Community https://opnsense.org
Deciso® https://www.deciso.com