Building My Own Tools Instead of Reusing

I&rsquo;m increasingly writing my own tools with AI rather than reaching for existing open-source libraries. For smaller applications — glue apps, the $5 appstore kind, MCP servers — I can iterate to exactly what I need faster than reading through someone else&rsquo;s codebase and adapting to their decisions. I know pretty well what I want, or can iterate fast to get there, versus being dependent…