2019

• 2019-10-24 – Flip image using command line
• 2019-10-14 – Viewing FITS image stack
• 2019-08-18 – Convert animated GIF to PNG stack
• 2019-04-19 – Lossless convert PNG image stack to PDF

2018

• 2018-03-20 – Strip geotag location from photos

2017

• 2017-10-05 – ImageMagick suggested compile options
• 2017-04-26 – GIMP Greek characters
• 2017-03-16 – Convert PDF to SVG using Inkscape

2016

• 2016-11-24 – ImageJ save multi-frame FITS files
• 2016-06-02 – PDF text editor Linux

2012

• 2012-09-04 – Image histogram with Imagemagick