For example, some popular libraries include:

Python 3 –

urllib.request

module

Java –

java.net.HttpUrlConnection

or for Java 11 and later,

java.net.HTTP

module

Go –

net/http

package

Rust –

http

module

Perl –

LWP

module

Swift –

URL

,

URLRequest

,

URLSession

, and

URLSessonDataTask

interfaces

C++ –

libcurl

or

curlpp

Command line and graphical tools for passing HTTP messages include:

Curl or
wget
Postman
Insomnia
Hoppscotch

To use the JSON protocol, you build URLs that embed the names of managed objects, properties, and methods. You build request bodies that specify the parameters for method calls. You read response bodies and response headers. You include a session identifier in your request headers.