Add-ons
Umbral
About me
| Name | Umbral |
|---|---|
| Location | USA |
| User since | July 18, 2016 |
| Number of add-ons developed | 0 add-ons |
| Average rating of developer's add-ons | Not yet rated |
My Reviews
Transparent firefox
Rated 3 out of 5 stars
It's great, until it turns white and very nontransparent.
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