polkadot extrinsic decoder — free browser tool | fatcousin

drop polkadot extrinsic · parse call + signer + tip · runs locally

input

Drop extrinsic export

.json · .hex · .txt · subscan export · scale hex

Select file

accepts hex extrinsic · subscan/subscan-style json · generic json with extrinsic field · no RPC

exec

limits

heuristic screener · pallet/call names are index guesses without chain metadata · parses artifacts locally · not definitive proof

status

>ready