Tokkey will soon be updated in maybe April or May 2021.
Tokkey is a to-do list extension for browsers like Chrome, Brave, etc. Tokkey has a nice, colourful UI with a yellowish-orange theme.
Step 1. Clone this project by clicking on the Code button with the green background, and click Download Zip.
Step 2. Next, go to your folder explorer and right click and click, Extract All.
Step 3. Now go to your Chrome extensions page (in Chrome or Brave) and then toggle on Developer Mode.
Step 4. Click Load unpacked and go to the todo-extension folder and then click the build folder.
If you want to customize the extension, you would need to know a little bit of React JS and / or HTML and CSS.