TagSpaces - TagSpaces is an open source platform for personal data management. With TagSpaces you can manage and organize the files on your laptop, tablet or smart phone.
Elyse - The free version allows up to 30 tags.
allTags - allTags is a free, tag based file management application.
TagFlow - TagFlow is an intelligent files manager that use tags for organize your documents.
TMSU - TMSU is a tool for tagging your files.
Keepmark - Keepmark allows you to organize your files, documents, emails, bookmarks, tasks and generally -...