Yahoo OAuth Token Helper is a free, open-source browser extension designed for Chrome that facilitates the retrieval of OAuth tokens for Yahoo accounts. This tool allows users to intercept Yahoo OAuth redirects and effectively exchange authorization codes for access tokens. With its straightforward functionality, users can easily log in to their Yahoo accounts and obtain the necessary tokens for various Yahoo MCP services.

As an add-on in the Browsers category, this extension serves as a valuable tool for developers and users needing to integrate Yahoo services into their applications. The process is streamlined, making it accessible even for those who may not have extensive technical expertise. However, it's important to note that this extension is not officially affiliated with Yahoo, so users should exercise caution and ensure they understand the implications of using third-party tools.