Basically copenheimer, but publicly available and better. This is the official ServerSeeker addon for Meteor. Allows you to find servers with lots of search parameters, or find the exact server where players play on.

A Python implementation of a discord bot that acts as a server scanner similar to Copenheimer, but is rather bad [DEPRECIATED].

Tool to discover minecraft servers all over the internet and visualize them in a web application. Written in C# and Angular

An open-source remake of the Copenheimer project. Scan the entire internet for exposed Minecraft servers!

A basic and easier to use version of the Copenheimer bot created by the 5th Column from 2B2T that you can easily and simply execute using python made for educational purposes. Especially since you don't have to deal with anything like build systems, compilation, and the exact same thing on repeat for dependencies.

Server Scout (Discord Bot)

A golang version of copenheimer

Shodan-like server scanner for Minecraft (formely mcserverscanner)

Scan and collect Minecraft Servers using masscan and craftping

A Copenheimer replica for scanning Minecraft servers on the internet, but probably better.