I'm really excited to learn about Luakit, a browser that's extensible in Lua! https://luakit.github.io/
I've followed uzbl and Conkeror with interest but both are inactive these days.
miniblog.
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PYPL: PopularitY of Programming Language https://pypl.github.io/PYPL.html is a nice PL metrics tracker that's an alternative to TIOBE.
It has a clear methodology and it carefully chooses keywords to avoid e.g. Python metrics being affected by interest in snakes.