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Next-generation web crawling and spidering framework by ProjectDiscovery. Crawls both standard and JavaScript-heavy applications with scope control.
Official docsCrawl a target URL and enumerate all discovered endpoints
katana -u http://target.comLimit how deep the crawler follows links
katana -u http://target.com -d 3Parse and crawl links found inside JavaScript files
katana -u http://target.com -js-crawlUse a headless browser to render JavaScript before crawling
katana -u http://target.com -headlessSave discovered URLs to a plain text file
katana -u http://target.com -o endpoints.txtRestrict crawling to the root domain only
katana -u http://target.com -fs rdnRestrict crawling to the exact hostname
katana -u http://target.com -fs fqdnInject custom headers into every crawl request
katana -u http://target.com -H 'Authorization: Bearer TOKEN'Set the number of concurrent fetchers
katana -u http://target.com -c 20Limit requests per second to avoid triggering WAFs
katana -u http://target.com -rl 50Save results in JSONL format for pipeline integration
katana -u http://target.com -jsonl -o output.jsonlRoute crawl traffic through Burp Suite for inspection
katana -u http://target.com -proxy http://127.0.0.1:8080