Paste your inventory to see what you own, what it is worth and to plan sales. It stays in this browser only.
Your inventory
Pick a method
On the game's Inventory page press Ctrl+A, then Ctrl+C, and paste it here.
Press F12, go to Network, refresh the page, search for inventory.php, open its Response tab, copy it and paste it here.
This replaces the inventory you had. Nothing is sent anywhere.
Or choose a saved file of either:
Add an item by hand
Handy on a phone. Start typing and pick a name from the list.
Export / import
Saves your inventory, plans, keep amounts and unit choices as one text file. Use it to back up or move to another device.
Import
Trade message
Set how many you keep or how many you sell, the other fills in. Items marked Buy ask for an amount to buy. As shown uses each item's own currency and unit from the list.