OpenPanel
A highly customizable hosting panel built around containers, offering isolated environments, multiple PHP versions, and enterprise-grade scalability for web hosting businesses.
OpenPanel is an open-source alternative to:

OpenPanel is a modern, container-based web hosting control panel designed for scalability and flexibility. Built around Docker containers, it provides isolated environments for each user, allowing full control over web servers, databases, caching, and security settings.
Key Features
- Container-based isolation: Dedicated environments for each user with full container management
- Multi-webserver support: Choose between Nginx, Apache, OpenLitespeed, OpenResty, or Varnish per user
- Flexible PHP versions: Support for multiple PHP versions with easy switching
- Advanced caching: Object caching with Redis, Memcached, and Varnish
- Security features: Built-in WAF (CorazaWAF) and resource isolation
- CLI-first management: Complete control via OpenCLI with 100+ terminal commands
- Database management: Per-user MySQL databases with easy provisioning
- Enterprise scalability: Unlimited users, mailboxes, and centralized container management
- No addons required: All essential features integrated (backups, WordPress management, etc.)
- Custom branding: White-label options for hosting providers
- DNS Cluster support: For distributed hosting environments
Tech / Self-Hosting
OpenPanel is open-source and self-hosted, requiring a Linux server with Docker installed. The Community Edition is free to use, while the Enterprise edition offers additional features for professional hosting businesses. Installation is straightforward via a single command:
``bash bash <(curl -sSL https://openpanel.org) ``
The system is built with Go for the backend and TailwindCSS for the frontend, with Passkeys authentication for enhanced security.