Avito Comment Adder is a free Chrome extension developed by a.pchelkin32. It falls under the category of Browsers and is specifically categorized as an Add-ons & Tools subcategory.

This extension allows users to add comments to Avito.ru advertisements directly from the website, eliminating the need to keep track of multiple links and notes. All comments are immediately displayed on the site, and users can also save them to a separate file for future reference by clicking the "save to file" button. The saved file can be transferred between browsers, thanks to the "load from file" button.

For detailed instructions and access to the source code, visit the following GitHub repository: