
Jeroen Brouwer developed the AppVolume Cask for the Homebrew/homebrew-cask repository, enabling per-application volume control on macOS with support for both ARM and Intel architectures. He implemented architecture-specific handling using Ruby scripting and enhanced package management by adding a missing pkgutil identifier, ensuring reliable uninstallation. Jeroen addressed system stability by cleaning up residual virtual devices and the core audio daemon during uninstall, aligning the cask with Homebrew’s packaging standards. His work demonstrated depth in cross-platform development, cask management, and macOS scripting, resulting in improved user control, reduced support friction, and a more robust experience for Homebrew Cask users.

January 2026 monthly summary for Homebrew/homebrew-cask: Delivered AppVolume Cask enabling per-application volume control on macOS with multi-architecture support and clean uninstall. Implemented multi-arch handling via arch variable, added missing pkgutil identifier, and ensured residual virtual devices and core audio daemon are removed on uninstall. This work improves user control, reliability, and cross-architecture compatibility, reducing support friction and aligning with Homebrew Cask packaging standards.
January 2026 monthly summary for Homebrew/homebrew-cask: Delivered AppVolume Cask enabling per-application volume control on macOS with multi-architecture support and clean uninstall. Implemented multi-arch handling via arch variable, added missing pkgutil identifier, and ensured residual virtual devices and core audio daemon are removed on uninstall. This work improves user control, reliability, and cross-architecture compatibility, reducing support friction and aligning with Homebrew Cask packaging standards.
Overview of all repositories you've contributed to across your timeline