An advanced file manager with qss themes and iso and folder previews
garysfm which stands for Gary's File Manager is a file manager with some advanced features. Those features include bulk renaming and folder image previews. I has rather advanced search functions, tab browsing with persistence between launches. It remembers your folder sorting and view options in icon view. It also remembers your active tabs between sessions. It has progress dialog while doing large operations like copying large files, and folders with many files.
python version works on...
Chestnut package manager is a utility to handle executables and resource files in a transparent, platform independent and relocatable way. Its concept is similar to Apple bundles and Java archives.