The best free alternative to Always Up is SvcWatchDog, which is also Open Source. If that doesn't suit you, our users have ranked more than 10 alternatives to Always Up and seven of them is free so hopefully you can find a suitable replacement. Other interesting free alternatives to Always Up are NSSM - The Non-Sucking Service Manager, WinSW, Shawl and Run as Service.
SvcWatchDog is a lightweight and configurable Windows utility that lets you run any non-interactive application as a Windows service—without modifying your code or relying on external wrappers. It’s designed for developers, sysadmins, and automation enthusiasts who need reliable...
nssm is a service helper which doesn't suck. srvany and other service helper programs suck because they don't handle failure of the application running as a service. If you use such a program you may see a service listed as started when in fact the application has died.
winsw - A wrapper executable that can be used to host any executable as an Windows service, in a liberal license
Shawl is a wrapper for running arbitrary programs as Windows services, written in Rust. It handles the Windows service API for you so that your program only needs to respond to ctrl-C/SIGINT. If you're creating a project that needs to run as a service, simply bundle Shawl...
This tool requires that .NET Framework 2.0 be already installed on your computer. If you do not have .NET Framework 2.0 this tool will display a message and not run. You probably already have the .NET Framework 2.
TSM is a very small tool to configure your services.
Features:
Save/Load state in XML. Enable/Disable/Startup/Manual/Stop/Pause/Resume in multiple selected services at once with one key press. Group by State or by Startup type. Shows parent and child services. Win32/Kernel serv.
Daemon Master is a software which makes it possible to create and manage a Windows-service from any program. (Alpha)
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NSSM doesn't have a GUI, it's command-line only but very easy to use. The only allows you to install any executable as a Windows service and to start/stop/configure/remove any Windows service (even those not installed by NSSM). Everything else is left up to the Windows Service manager. Simple but sufficient.