I made a DIY keyboard attachment for my phone ( github.com )
https://feddit.de/pictrs/image/686cc858-f1fa-487b-9a35-a2ac1a3b18ee.jpeghttps://feddit.de/pictrs/image/4719a25e-20f0-4462-b5dc-dda36295ddaa.jpeg
I was unsatisfied with the lack of decent keyboard phones for a decent price on the market, so I made one myself.
It’s all open source.