GEAR-DOS Terminal Emulator

A retro-styled, browser-based DOS terminal simulation built with HTML, CSS, and Vanilla JavaScript.
GEAR-DOS features a custom boot sequence, a functional virtual file system, and a built-in Python-style shell.

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🚀 Features

• Boot Animation
  Simulates a vintage system startup with delayed loading messages.

• Virtual File System
  Supports creating directories, navigating paths, and writing/deleting files within the session memory.

• Dynamic Command Prompt
  The prompt (C:\>) updates dynamically as you navigate folders.

• Mini Python Shell (PYS)
  Includes a PYS mode for evaluating JavaScript expressions in a Python-like environment.

• Responsive UI
  Classic green-on-black “Matrix” aesthetic using monospace fonts.

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🛠️ Command Reference

Command	Description	Usage
CLS	Clears the terminal screen	CLS
MD	Makes a new directory	MD [folder_name]
RD	Removes an existing directory	RD [folder_name]
CD	Changes current directory (.. to go back)	CD [folder_name]
DIR	Lists all files and folders in current path	DIR
CT	Create Text: Create a file and enter write mode	CT [filename.txt]
TYPE	Displays the content of a file	TYPE [filename.txt]
DEL	Deletes a file	DEL [filename.txt]
COPY	Copies a file to a new destination	COPY [source] [destination]
REN	Renames a file	REN [old_name] [new_name]
DATE	Displays the current system date	DATE
TIME	Displays the current system time	TIME
PYS	Enters the Mini Python Shell mode	PYS
HELP	Lists all available commands	HELP

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How to Use

🔹 Boot Up

1. Open the HTML file in any modern web browser.
2. Wait ~9 seconds for the GEAR-OS initialization to complete.

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📁 File Management

• Use MD Projects to create a folder.

• Use CD Projects to enter it.

• Use CT note.txt to start writing. Type your text, then type SAVE on a new line to finish.

Python Mode:

• Type PYS to enter the shell.

• Perform math or JS logic (e.g., 5 * 5 or Math.PI).

• Type exit to return to standard DOS mode.

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📝 Technical Details

Safety:

• The Python shell uses a wrapped eval() function (note: for simulation purposes only).

Persistence:

• This is a client-side simulation; refreshing the page will reset the virtual file system.