Earlier quoted context omitted.
I'm pretty sure you're allowed to build little utility websites and share them with your friends on Facebook. Extra context: people complained about how tedious the SoCast CMS was to use for years before I got there. Either way, whatever, as long as the tool effected change, I got what I wanted for myself and my co-workers.
Depends on the state, but often if you make something that relates to your employer's business, even on your own time, your employer owns it.
I only spent two hours building the initial Picture Perfect prototype, so at least it got something done when my former boss couldn't deliver something after two years of people begging for an easier way.