OK Google - Explore over 150 Google Now voice commands in one place
Google Lens - Discover information about something by taking a photo
Paletro - Enable command palette (⇧⌘P) in any application on macOS
Microsoft Lens - Microsoft Lens (formerly known as Office Lens) is an all-in-one application designed for Windows, Android, and Apple devices, allowing you to capture important information from signs, PDFs, whiteboards, and more to add.
Bestee - The world's fastest and only offline virtual assistant.
GImageReader - gImageReader is a simple Gtk/Qt front-end to the Tesseract OCR Engine.