EpicOS for Multiplayer Piano

EpicOS is a command-based chat bot for Multiplayer Piano, originally created in 2015.

It responds to commands sent by users through the website's chat box.

EpicOS exists under several iterations, described below.

2015

• EpicOS (v1) - Cleaned: The original 2015 version, preserved in all its tacked-together-by-a-nine-year-old glory - cleaned up slightly for publication in 2024.
• EpicOS (v1) - Rewritten: A rewritten userscript version of EpicOS (v1), created in 2024.
• EpicOS (v2) - Cleaned: The second version of EpicOS, cleaned up for publication in 2025.

2020

• EpicOS (v10) - Unfinished Node.js Rewrite: An unfinished Node.js rewrite of EpicOS (v10).

2021

• EpicOS 2021: A Node.js version of EpicOS from 2021.

2023

• EpicOS 2023: A Node.js version of EpicOS from 2023.