豆瓣+图书馆查询助手

Automatically search selected libraries for book information, making it easier to find the library resources you need. 豆瓣+图书馆查询助手 This plugin lets users view holdings at libraries across China directly while browsing Douban Books pages, including location, call number, and actual borrowing status. Quickly find out which library has a book and whether it is available without opening a library website for a separate search, making book searches more efficient and convenient. Instructions 1. Click the plugin icon in the browser toolbar. 2. Click the gear settings icon in the plugin interface. 3. Select the provincial or city libraries to search on the settings page. 4. Return to a Douban Books page; the plugin will automatically load holdings information from the selected libraries. 5. You can also select a book title on a webpage and right-click to search quickly using “豆瓣+图书馆查询助手”. Changelog 2026-09-01 • Expanded coverage of provincial and city libraries nationwide, adding Hainan Provincial Library, Dalian Library, Shenyang Library, and several others. • Added support for selecting and searching two libraries at once to compare holdings quickly. • Improved the library selection page, sorting libraries into provincial, provincial capital city, and other city library categories. • Standardized full library names to make provincial and city information easier to identify. • Focused holdings results on location, call number, and actual borrowing status. • Improved identification of “available” and “checked out” statuses to reduce unclear results such as “unknown”. • Improved the right-click book search interface and structured data display for more stable results across multiple libraries. • Improved one-click copying, long-text layout, mouse interactions, and plugin icon display. • Added friendlier messages for failed searches instead of displaying HTTP errors directly to users. 2026-02-10 • Added one-click copying of search results. • Added automatic right-click book search. • Improved long-text display. • Improved the plugin interface and interactions. 2026-02-25 • Added Douban ratings to right-click book search.