///////// Header /////////

Usage:

# A first-level heading
## A second-level heading
### A third-level heading

Result:

A first-level heading

A second-level heading

A third-level heading







///////// Strikethrough /////////

Usage:

<s>hello world</s>

Result:

hello world







///////// Commented text /////////

<!-- This content will not appear in the rendered Markdown -->
<!-- Commented text -->

Result:







///////// Task Lists /////////

- [x] task 1

- [ ] task 2
  • task 1

  • task 2







///////// Insert image /////////

Image hostings:

https://imgur.com/

https://img.hurtom.com/

Usage:

Insert original size:

[![enter image description here][1]][1]

[1]: https://i.stack.imgur.com/tnpHr.jpg

Insert with changed size:

[![enter image description here][1]][1]

[1]: https://i.stack.imgur.com/tnpHr.jpg?s=16
[2]: https://i.stack.imgur.com/tnpHr.jpg?s=32
[3]: https://i.stack.imgur.com/tnpHr.jpg?s=64
[4]: https://i.stack.imgur.com/tnpHr.jpg?s=128
[5]: https://i.stack.imgur.com/tnpHr.jpg?s=256
[6]: https://i.stack.imgur.com/tnpHr.jpg?s=512

enter image description here

enter image description here

also you can use <img> html tag

<img src="https://i.stack.imgur.com/tnpHr.jpg" width="220" height="60">







///////// Embed video /////////

Just insert direct link to mp4 video:

https://user-images.githubusercontent.com/1991296/224442907-7693d4be-acaa-4e01-8b4f-add84093ffff.mp4

or just insert direct link on youtube:

<video src='your URL here' width=180/>

also we can share video using special repo: https://www.geeksforgeeks.org/how-to-add-videos-on-readme-md-file-in-a-github-repository/?id=discuss and after this use it inside of any ReadMe from other repositories