易笺（无界面版）txt（小说）阅读器 is a free add-on and tool for the Chrome browser. It allows users to read local and cloud-based txt files with automatic formatting, pagination, and table of contents generation. Additionally, it keeps track of reading progress.

With this add-on, users can easily open any URL that ends with ".txt" using the 简笺（无界面版）txt（小说）阅读器. This makes it convenient for users to access and read txt files directly within their browser.

The add-on provides a seamless reading experience with its automatic formatting and pagination features. Users no longer have to worry about manually adjusting the layout or scrolling through long txt files. The generated table of contents also makes it easy to navigate through different sections of the text.

Overall, 简笺（无界面版）txt（小说）阅读器 is a useful add-on for Chrome users who frequently read txt files. Its automatic formatting, pagination, and table of contents generation features enhance the reading experience and make it more convenient to access and read txt files within the browser.