Hint: nwe means New Wave for Emerald
In the 3rd-party folder you will find themes contributed by users of New Wave

Theme Descriptions:

NewWave4Emerald 0.7.0 - The theme that is similar to the metacity one.
NewWave4Emerald 0.7.0 Circles - Another variant

NewWave4Emerald 0.7.1 - Better versions of 0.7.0
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