Burp Repeater is a simple tool for manually manipulating and reissuing individual HTTP requests, and analyzing the application's responses. You can send a request to Repeater from anywhere within Burp, modify the request and issue it over and over.
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This release introduces the BApp Store, a repository of Burp extensions that have been written by users of Burp Suite, to extend its capabilities.
The handling of URL-encoding of parameters within session handling macros has been rationalized, to make Burp "just do" the right thing in nearly every case, without the need for any special configuration by the user.