Purge (delete) messages from chat in-bulk.

Delete until here

The easiest way to use Lindsey's pruning feature is to right click on the target message!
Then go to Actions > Delete until here, this will delete all messages in the chat until it reaches the message you clicked on (inclusive).

Deleting recent messages

To delete 10 recent messages, simply go to the desired channel and type:
/prune count: 10

Deleting messages from a specific user

To delete messages from a specific user, simply type:
/prune count: 2 user: User