This is the command git-annex-vfilter that can be run in the OnWorks free hosting provider using one of our multiple free online workstations such as Ubuntu Online, Fedora Online, Windows online emulator or MAC OS online emulator
git-annex-vfilter - filter current view
git annex vfilter [tag ...] [field=value ...] [!tag ...] [field!=value ...]
Filters the current view to only the files that have the specified field values and tags.
Use git-annex-vfilter online using onworks.net services