Downloading PicasaExt 1.0.1 from the developer's website was possible when we last checked. We cannot confirm if there is a free download of this software available. We recommend checking the downloaded files with any free antivirus. The most popular version of the PicasaExt is 1.0. PicasaExt belongs to System Utilities. This free program was originally produced by PicasaExt.
From the developer:
PicasaExt aims to add features to Windows Explorer to better integrate with Picasa. Presently, it's only feature is to show starred pictures in Windows Explorer. This project is written in C and includes Visual Studio 2008 project files and Wix 3 installer files. This project is neither endorsed nor supported by Google.
You may want to check out more software, such as FKeys, Registry Cleaner Optimizer or ClearPlay Easy Updates, which might be related to PicasaExt.