# WiX Toolset ## Identification An open-source toolchain for building Windows Installer packages. The notebook's `.RC` association may combine adjacent format notes. ## Notebook evidence - [[Scanned_20260730-1946|Scanned_20260730-1946]], PDF page 20. ## Relationships and evidentiary boundary [[Inno Setup]] · [[Windows Preinstallation Environment]] · [[Software Supply-Chain Provenance]]. The notebook occurrence preserves a historical compatibility or software clue. It does not alone prove installation, use, ownership, provenance, or the exact identification of uncertain handwriting.