Here is some information about the current status of Tagging of Gimp
Resources GSoC project.
If you're interested how Gimp resource tagging works now and what
related features could be implemented in the future, there is a small
Technical information about tagging implementation in Gimp can be
found in soc-2008-tagging branch , file devel-docs/tagging.txt (tag
implementation overview) and also Gimp app reference manual.
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