EclipseNSIS is a plugin for the Eclipse platform which enables editing, compiling and testing Nullsoft Installer (NSIS) scripts.

• Syntax highlighting editor, with customization.
• Outline view for quick navigation.
• Script Wizard for generating NSIS scripts. This includes support for templating.
• Code template support with replaceable parameters for reusing common script fragments.
• Integrated help, including hover help, "sticky" help as well as detailed help.
• Full support for compiling and testing scripts. Includes automatic generation of error and warning markers in scripts.
• Automatic generation of task markers (TODO items).
• Integrated update support within Eclipse.
• InstallOptions GUI designer.