secubox-openwrt/package/secubox/secubox-app-simplex

SecuBox SimpleX Chat Server

Privacy-first messaging relay server running in an Alpine LXC container. Provides SMP (SimpleX Messaging Protocol) and XFTP (file transfer) services with end-to-end encryption and post-quantum cryptography support.

Installation

opkg install secubox-app-simplex

Configuration

UCI config file: /etc/config/simplex

uci set simplex.main.enabled='1'
uci set simplex.main.smp_port='5223'
uci set simplex.main.xftp_port='443'
uci set simplex.main.domain='chat.example.com'
uci commit simplex

Usage

simplexctl start       # Start SimpleX server (LXC)
simplexctl stop        # Stop SimpleX server
simplexctl status      # Show service status
simplexctl logs        # View server logs
simplexctl address     # Show server address for clients
simplexctl update      # Update SimpleX binaries

HAProxy Integration

Drop-in HAProxy config is provided at /usr/lib/secubox/haproxy.d/simplex.cfg for TLS termination and routing through the SecuBox HAProxy instance.

Features

• SMP relay for SimpleX Chat messaging
• XFTP relay for encrypted file transfers
• End-to-end encryption with post-quantum algorithms
• No user identifiers or metadata collection
• Alpine LXC container isolation

Dependencies

• lxc
• lxc-common
• wget
• openssl-util
• tar

License

Apache-2.0