Meanwhile when you purchase the excellent video editor NLE Blackmagic Design's Davinci Resolve, you get new updates for free.
I don't mind proprietary as long as the software is great and the business model fair. Here's hoping that Blackmagic Design stays privately owned and keeps it's sound business model.
Krita and Gimp are my go-tos for open source photo/image editing.
Not sure if people still use the last non-subscription Photoshop and Premiere but presumably newer image formats are not supported.