Miscellaneous

QR-Code generator

Very customizable QR-Code generator that does not bother you with buying customization options:

https://mini-qr-code-generator.vercel.app/ 

Command line for 7-zip

If you want to compress something with the 7-zip CLI, but you need to change certain settings:

https://axelstudios.github.io/7z/#!/

Creating photo collages

Completely free and does not annoy you with buying something:

https://gandr.io/