Is there a way to show a progressbar on Github Wiki?

You can use the power of emojis to depict the intents of progress bars.

Simple symbols

Checkboxes:

ð²ð²ð²ð²ð²⏹⏹⏹⏹⏹

ð³ð³ð³ð³ð³⬜️⬜️⬜️⬜️

✅✅✅✅✅ð²ð²ð²

ð²ð²ð²ð²⏹⬛️⬛️⬛️⬛️

Numbers:

1️⃣2️⃣3️⃣4️⃣❎6️⃣7️⃣8️⃣9️⃣ð

Shapes:

ðµðµðµ⚪️⚪️⚪️⚪️⚪️⚪️⚪️

ð¹ð¹ð¹ð¹ð¹ð ð¸ð¸ð¸ð¸ð¸

ðððð❤️❤️❤️❤️❤️❤️

ðððððððð¤ð¤ð¤

ðððððððð❤️❤️

Surfer and waves:

〰️〰️〰️〰️〰️ððððð

Footballer and goal:

ð¥➖➖➖⚽️➖➖➖➖➖ð‍♂️

Feel free to use your creativity with emojis to create more such progress bars!

Here's a good resource.

Use this link as an image:

https://progress-bar.dev/<thepercentage>

Example: ![50%](https://progress-bar.dev/50) 50%

If you want to add a title like shields.io:

https://progress-bar.dev/<thepercentage>?title=<title> Example