Fast theme toggle enables to quickly switch the website theme in a ultra-lightweight, minimal, and easy-to-use way. It allows to change the colors from the 'light' version to 'dark' and vice-versa with no configuration required.
Install the extension from the Chrome Web Store or the Firefox Browser Add-Ons and pin it for a simpler usage.
If you want to play with the code and test the extension locally, those are the steps:
- download the code of this repository (Code > Download ZIP)
- go to the Google Chrome extension page (chrome://extensions/)
- enable the developer mode (upper right corner)
- click on the upper left button, to load the unpacked extension
- unzip the code and upload it
Click on the extension icon 
to toggle the current website theme: that's it!
Feel free to contribute to this open-source project and to open a PR if you have an idea for a new feature.