Here's all my tanks as they are today. (I posted the 37 gallon about a month ago, but have added to it.)
37 gallon reef:
In addition to what you can see in the pic, there's also a royal gramma and a coral banded shrimp.
20L with 6 tiger barbs & a featherfin catfish:
Here's the featherfin, Gato Pescado:
He generally hangs out in the vertical log on the right of he tank. The ornament in the middle is much bigger, but I guess he likes to be cozy.
My 20H community:
There are guppies, black neons, and neons in there amongst the Java fern.
And my daughter's Little Mermaid themed betta tank, home to Alex: