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Welcome to 3os

3os Project is an Open Source Project

Our main purpose is to provide simple knowledge base on various topics such as IT, Security, Penetration Testing, useful guides, links and tools for the vast system admins, technology enthusiasts and practically anyone who is looking for the some technical information and more. Our goal is to share useful guides, links and tools.

This website is based on MkDocs with Material Theme, generated from markdowns files of main branch of repository and hosted on Github-Pages and hosted on Github-Pages.

You are more than welcome and encouraged to contribute your knowledge to 3os Project, to add new materials, and to improve any guide or information provided here for our raising community.

How To Contribute

You can contribute by submitting pull requests for any topic by hitting the edit ✏ icon on the top right corner of each page. When doing so, you will be redirected to the Github source markdown page (Github account required). Edit, add, or remove any content commit and explain the proposed change, and submit for review. After we approve your edit, your changes be automatically added.
You Can follow the Markdown CheatSheet Guide for better understanding how to use Markdown Syntax to edit or create new content.


All the information provided by this website can be obtained via the internet. We don't claim ownership of the information presented to you.


30/12/18 Version 1.0.7 Release

14/11/18 Version 1.0.0 Release

  • Our team is proud to announce our version 1.0.0 for!!!
  • This site has been in works for a while and now it’s time for its first 'stable' version.
  • We make structure changes from time to time to suite the content in better way, so don’t be alarmed.
  • We will continue to update and add more content as the time goes on.
  • Have a great day!

05/11/18 New Content Added

  • New guide how to send mails from Windows Task Scheduler
  • New commands to run docker UNIFI and UNMS controllers on Synology NAS (guide for full use and how to update will be added soon).

25/10/18 Refinements

  • "Other" Section renamed to "More Categories"
  • "Browsers" moved to "More Categories"
  • more Typos and headers fixes and refinements

Full Changelog & Commits to the 3os Project can be found here