1. A system comprising: a processor; a memory accessible to the processor and storing a patent strength calculator and instructions that, when executed, cause the processor to: provide a graphical user interface (GUI) including a plurality of user-selectable elements accessible by a user to select a patent strength calculator option from a plurality of patent strength calculators; receive user input corresponding to the first GUI indicating a selection of the patent strength calculator; and apply the patent strength calculator to a list of documents in response to the user input to determine a patent strength score for each patent of the list.