NSIS is described as '(Nullsoft Scriptable Install System) is a professional open source system to create Windows installers. It is designed to be as small and flexible as possible and is therefore very suitable for internet distribution' and is a popular software installer in the os & utilities category. There are more than 50 alternatives to NSIS for a variety of platforms, including Windows, Linux, Mac, BSD and Wine apps. The best NSIS alternative is Inno Setup. It's not free, so if you're looking for a free alternative, you could try Inno Setup or WiX. Other great apps like NSIS are Advanced Installer, InstallShield, Wix# and IzPack.
Alien is a program that converts between the rpm, dpkg, stampede slp, and slackware tgz file formats. If you want to use a package from another distribution than the one you have installed on your system, you can use alien to convert it to your preferred package format and...
Easy gui to build rpm package from binary (developed and tested on Fedora 18). Attention: This software can run also on windows but works only for linux!
A Debian package builder based on Debian Package Maker (http://debianpackagemaker.blogspot.com).
Use OpenMSI CLI to create Windows Installers (*.msi) using declarative YAML files.
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InstallerStudio is a modern, visual MSI authoring tool for Windows developers — a no-subscription alternative to InstallShield and WiX Toolset. Built on .NET 10 and WinUI 3, it lets you create professional Windows installer packages without writing XML by hand.
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