input

input package contains and provides loading, parsing , validating and normalizing of input data

transform

Transform package transforms or normalizes the input data before it is sent to protocol executer this step mainly involves changes like adding default ports (if missing) , validating if input is file or directory or url and adjusting the input accordingly etc.

Provider

Provider package contains the interface that every input format should implement for providing that input format to nuclei.

Currently Nuclei Supports three input providers:

1. SimpleInputProvider = A No-Op provider that takes a list of urls and implements the provider interface.

2. HttpInputProvider = A provider that supports loading and parsing input formats that contain complete Http Data like Entire Request, Response etc. Supported formats include Burp,openapi,swagger,postman,proxify etc.

3. ListInputProvider = Legacy/Default Provider that handles all list type inputs like urls,domains,ips,cidrs,files etc.

func NewInputProvider(opts InputOptions) (InputProvider, error)

This function returns a InputProvider based by appropriately selecting input provider based on the input format (i.e either list or http) and returns the provider that can handle that input format.