Depending on how these are presented, there may be ways to accomplish it. For the ink cartridge, if that data is reported into a supported hub, you might be able to use the Hero Attribute tile to display the data.
I suspect that there’s more to the speed test integration, but at the very least you could use a hyperlink tile to open the speed test in a pop-up, or if you have the data being integrated into a supported hub, you could display the latest speed test value using a Hero Attribute tile.
For trending historical data, if you can log it to Google Sheets, you can display a trend of it in a media tile.