Venis - Visual Environment for Nullsoft Install System (NSIS) - Windows Shareware $20. Venis is a Visual Environment for Nullsoft Install System (NSIS). The Venis IX environment makes creating and maintaining NSIS install scripts quick and easy.

Venis IX Features include Advanced syntax highlighting, key word api tips, functions and sections folding, compiler goto error support, a multiple document interface with a file toolbar, and more. Venis IX works with all versions of NSIS.