I used to have my shopping list on my phone. Replaced that by a whiteboard on the fridge, which is much less cumbersome to use (seriously, typing on a phone nowadays is almost worse than back in the T9 days). Before I go shopping, I just snap a picture with my phone.
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Illustrator → Inkscape
Lightroom → Darktable/CaptureOne/Rawtherapee
They may need some getting used to if you come from adobe, but they are all very capable.