> The newest browser you can run on this is Firefox 78.15.0esr
This made me wonder if there are still working dev kits/tools with browser components available in such a way as to provide a fairly simple pathway from basic dev skills (or just "web browser example" code) --> up-to-date browser engine, running on 10.9.5?
Thinking of somewhat more obscure dev tools too, e.g. PureBasic, etc.