miniblog.

nREPL is a really interesting protocol for developer tools. It's extensible, but one of the basic operations is eval(). If your nREPL server doesn't support a given operation, you can just send an eval request to achieve the same result!

Defining extensible macros, and a helpful approach of classifying syntax into distinct categories:

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.