This extension runs the latest pdf.js underneath. A demo of their editor (hence ours) can be found here. Most extensions currently in the marketplace have problems too deep to fix. These problems ...

Open the PDF document that you would like to sign in Adobe Reader. In the toolbar on the left, select Fill & Sign.

This plugin calculates code complexity metric right in the editor and shows the complexity in the hint next to the method/class. It's based on the Cognitive Complexity metric proposed by G. Ann ...