TinEye - Reverse Image Search to help find an image's source, duplicates or altered versions.

Commandline Challenge - Test your command line skills

GImageReader - gImageReader is a simple Gtk/Qt front-end to the Tesseract OCR Engine.

Prompt - Prompt provides fully-integrated writing education solutions, combining instruction, curriculum, and feedback. We support educational institutions, companies, and individuals.

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.

Cwiki - A Command line interface for searching Wikipedia!