Really nice 7 segment stuff there - I like the use of HTML tables in the first one ;) Shame you didn't get to make the hardware, but I can imagine it'd take a while!
I did see a nice 7 segment build that had been done using WS2812s though. I'm very tempted to give something like that a go at some point.
Espruino is a JavaScript interpreter for low-power Microcontrollers. This site is both a support community for Espruino and a place to share what you are working on.
Looks like @allObjects is spot on.
Really nice 7 segment stuff there - I like the use of HTML tables in the first one ;) Shame you didn't get to make the hardware, but I can imagine it'd take a while!
I did see a nice 7 segment build that had been done using WS2812s though. I'm very tempted to give something like that a go at some point.