The "Виджет лютой ненависти для d3.ru" is a Chrome add-on developed by Колдун. It is a convenient widget that brings together the most downvoted comments from the d3.ru blog.

Often, the downvoted comments are the most interesting and original ones. They tend to voice unpopular but thought-provoking opinions that go against the majority's conventional thinking. Unfortunately, the d3.ru blog engine hides discussion threads with a significant number of downvotes. This widget aims to solve that problem by showcasing these controversial comments in a separate, alternative top section.

With the "Виджет лютой ненависти для d3.ru," users can easily access and read the most intriguing downvoted comments without having to navigate through multiple threads. It provides a unique and alternative perspective on various topics discussed on d3.ru.

Overall, this free Chrome add-on offers a convenient way to explore the less popular but often insightful comments on d3.ru.