1. A computer system comprising: one or more computer processors; one or more non-transitory computer readable storage media; and program instructions stored on the one or more non-transitory computer readable storage media for execution by at least one of the one or more computer processors, the program instructions comprising: program instructions to record uniform resource locators (URLs) associated with web resources accessed by a user and usage details pertaining to the user's usage of the web resources, wherein the usage details comprise browsing history of a user, an amount of time spent accessing one or more URLs, frequency with which the one or more URLs are accessed, and duration between accessing the one or more URLs; program instructions to, responsive to receiving a request to access a hostname not stored in the recorded URLs from a partial URL typed by the user into an address bar of a web browser, receive URLs associated with web resources available at the hostname; program instructions to assign weight values to the received URLs based, at least in part, on the usage details and a similarity between the received URLs and the recorded URLs, wherein the similarity between the received URLs and the recorded URLs is based on a number of shared characters; and program instructions to generate a URL suggestion from the received URLs based, at least in part, on the assigned weight values, wherein the generated URL suggestion is displayed to the user in the address bar of the web browser; wherein the program instructions to assign weight values to the received URLs based, at least in part, on the usage details and a similarity between the received URLs and the recorded URLs comprise: program instructions to rank the received URLs according to their respective similarities to the recorded URLs, program instructions to determine a subset of the received URLs based on their respective rankings, program instructions to rank the received URLs in the determined subset based on the usage details of their respectively similar recorded URLs, and program instructions to assign weight values to the received URLs in the determined subset based on their respective rankings in the subset.