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apiffuf: Open-Source API URL Fuzzer for Bug Bounty and Ethical Hacking

apiffuf is an open-source API URL fuzzer written in Go. It normalizes host and path combinations, probes them via HTTP, and reports responding endpoints with status codes, content types, and titles. Designed for bug bounty hunters and ethical hackers, it supports custom headers, rate limiting, and multiple output formats including JSON and CSV. The tool warns users when using destructive HTTP methods like PUT or DELETE.

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