WhatsUp

It's a Google Chrome Plugin. When you are using the WhatsApp Web, it makes capitalize the first letter of your sentences.

Step to use:

• Download this repo and extract
• Open Google Chrome
• Open the following URL chrome://extensions/
• Enable Developer Mode
• Click LOAD UNPACKED button and select the downloaded directory
• Open web.whatsapp.com in new tab
• Start Plugin

Note Stopping plugin doesn't work perfectly. Refresh the page after stop plugin.