Client Daemons

Download the precompiled pubkeysync-client binary for your server or workstation.

Linux
Servers & Containers

Optimized standalone binaries for modern Linux distributions with systemd or cron integration.

amd64 (x86_64) 64-bit arm64 (aarch64) ARM64 armv6 (Raspberry Pi 1/Zero) ARMv6
macOS
Apple Silicon & Intel

Native binaries for macOS servers and developer machines, compatible with launchd.

Apple Silicon (M1/M2/M3) arm64 Intel Mac x86_64
Windows
Windows Server & OpenSSH

Native 64-bit executable designed to work with Windows OpenSSH service.

Windows (x86_64) .exe .exe Windows on ARM (Snapdragon) .exe arm64
Quick Installation on Linux

You can download and place the binary into /usr/local/bin in one command:

sudo curl -fsSL -o /usr/local/bin/pubkeysync-client http://keys.cybercert.pro/downloads/pubkeysync-linux-amd64 && sudo chmod +x /usr/local/bin/pubkeysync-client
Replace amd64 with arm64 (e.g. AWS Graviton, Raspberry Pi 4/5) or armv6 (Raspberry Pi 1/Zero) depending on your architecture.