Top SYSADMIN GitHub Repositories & Tools (2026)

A flexible commandline tool for template rendering. Supports lots of local and remote datasources.

A modern, lightweight remote desktop workspace for SSH, SFTP, and FTP/FTPS. Powered by Tauri, Rust, and React.

Free, open-source CMTrace replacement for Windows log files: ConfigMgr/SCCM, Intune IME, and Autopilot ESP diagnostics, DSRegCmd triage, .evtx viewing, real-time tailing, and Windows error-code lookup. Windows, macOS, Linux.

Open-source RDP, SSH, SFTP and port forwarding client for macOS

A bootable that connects to your tailnet

Network Doctor is a cross-platform network troubleshooting TUI that turns interface, DNS, TCP, TLS, HTTP, proxy, and path-MTU checks into one plain-English diagnosis.

rack layout designer