Greenshot - Greenshot is a free and open source screenshot tool that allows annotation and highlighting using the built-in image editor.
Google Translate - Google's free service instantly translates words, phrases, and web pages between English and over 100 other languages.
Capture2text - Capture2Text enables users to quickly OCR a portion of the screen using a keyboard shortcut.
DeepL Translator - DeepL Translator is a machine translator that currently supports 42 language combinations.
ksnip - Ksnip is a Qt based cross-platform screenshot tool that provides many annotation features for your screenshots. - DamirPorobic/ksnip
Lingva Translate - Lingva Translate is a language translation application that helps you to translate any language of the world to any language of your choice.