# Hopbox > Hopbox provides enterprise-grade SD-WAN, zero-trust network security, open-source firewall appliances, and web access control solutions. Hopbox enables organizations to connect remote sites, secure branch networks, and manage network traffic using an open and transparent technology stack powered by OpenWrt, WireGuard, and PowerDNS. ## Core Products & Features - [SD-WAN Solutions](https://hopbox.net/sdwan): Software-defined wide area networking for multi-WAN failover, load balancing, and secure site-to-site connectivity. - [Network Appliances](https://hopbox.net/appliances): Open-source hardware appliances powered by OpenWrt for enterprise deployment. - [Charcoal Web Access Control](https://hopbox.net/charcoal): DNS-based web access filtering, content control, and network security. - [Remote Access](https://hopbox.net/remoteaccess): Zero-trust WireGuard VPN access for remote workforces and branch offices. - [Network Security & Firewall](https://hopbox.net/security): Stateful firewall rules, intrusion prevention, and network monitoring. - [Central Dashboard](https://hopbox.net/dashboard): Cloud and on-premise centralized management console for fleet monitoring and configuration. ## Documentation & Guides - [Documentation Portal](https://blogs.hopbox.net/docs/): Complete documentation, quickstart guides, and deployment instructions. - [Getting Started Guide](https://blogs.hopbox.net/docs/get-started/quickstart/): Step-by-step setup guide for Hopbox network appliances. - [Firewall Configuration](https://blogs.hopbox.net/docs/get-started/firewall/): Guide to configuring firewall rules and security settings. - [Charcoal Overview](https://blogs.hopbox.net/docs/web-access-control/what-is-charcoal/): Architecture and deployment guide for Charcoal web access control. ## Articles & Blog - [Hopbox Blog](https://blogs.hopbox.net/blog/): Technical articles, network engineering case studies, and product release updates. - [WireGuard SD-WAN Tunnels](https://blogs.hopbox.net/blog/wireguard-sdwan-tunnels/): In-depth guide on configuring WireGuard for SD-WAN overlay networks. - [Retail SD-WAN Case Study](https://blogs.hopbox.net/blog/retail-sdwan-case-study/): Real-world deployment of Hopbox in multi-site retail environments. ## Optional - [About Hopbox](https://hopbox.net/about): Background on Hopbox mission and technology approach. - [Services & Support](https://hopbox.net/services): Enterprise support, installation assistance, and managed network services. - [Contact Hopbox](https://hopbox.net/contact): Reach out to network engineers and support. - [GNU Software Mirror](https://blogs.hopbox.net/blog/hopbox-public-gnu-software-mirror/): Public mirror of GNU software hosted by Hopbox.