Exif Purge - EXIF Purge is a small portable application to remove EXIF meta data from multiple images at once.
digiKam - Professional Photo Management with the Power of Open Source
IrfanView - IrfanView ... one of the most popular viewers worldwide.
XnView MP - XnView is a free software that allows you to view, resize and edit your images. It supports more than 500 different formats!
Polarr - MacOS, Windows, iOS, Android and online photo editing tools & free photo editors.
Adobe Photoshop - Adobe Photoshop is a webtop application for editing images and photos online.