The Backlink Cache plugin is a game-changer for Obsidian users with large vaults, as it significantly speeds up the performance of the Backlinks Pane and plugins that rely on backlinks. By maintaining a cache of backlinks, this plugin reduces the time it takes to retrieve link information, making navigation and discovery much faster. Whether you're a power user or a developer creating plugins, Backlink Cache is an excellent addition to your Obsidian setup, allowing you to work more efficiently and effectively with your notes.