Low cost or free alternatives to expensive
Adobe & Microsoft apps, Etc. Contribution Credit goes to Shawn”” for his suggestions
Image Manipulations (MS Paint, Adobe Phtososhop, Harvard Graphics etc) with Creds to
PAINT net: https://www.getpaint.net/
GIMP https://www.gimp.org/
Illustrator vector graphics https://inkscape.org/
for any pdf manipulation i have needed so far, specifically converting a pdf to a series of images to then reassemble after editing with paint.net, also to merge pdfs.
for audio file manipulation
for easy quick viewing of images
Oh and the OpenOffice suite with replacements for Word, Excel, Powerpoint etc. [Artol: I Use LibreOffice.Org]
And I especially like