This tool extracts bankfiles from a replay, then serves them up for you to download
If you are interested in learning about how the page was made, check out the GitHub Page
Replays are typically found in Documents/StarCraft II/Accounts/{###}/{playerID}/Replays
Upload the replay (.sc2replay) for processing
Generated output files will appear below, with the playerID followed by the name of the bankfile
Once you get your bank, you will want to place it in the specific
game's folder; Documents/StarCraft II/Accounts/{###}/{playerID}/Banks/{gameID}
To help with this, the gameID will be displayed by this tool