Contexts - Radically simpler & faster window switcher for Mac
contexts.co/Switch between application windows effortlessly — with Fast Search, a better Command-Tab, a Sidebar or even a quick gesture. Free trial available.
ocr-shot.sh
gist.github.com/pnc/b7fb38d70f157cd40595d9e52bebc055a script that OCRs screenshots and makes them searchable from spotlight.