# User Interface This section provides an overview of the Squirro User Interface and common pages encountered when using Squirro. ## Overview The [UI Overview](overview.md#ui-overview) page provides details on logging into Squirro, selecting an application or online demo, and accessing instances via the Cluster page. ## Connecting to Squirro For information about connecting to Squirro via API, see the [Connecting to Squirro](connecting.md#ui-connecting) page. ## Spaces The [Squirro Spaces](spaces.md#ui-spaces) page provides an overview of the spaces (Dashboards, Setup, and Server) that are the pillars of every Squirro project. ## Project Browser The [Project Browser](project-browser.md#ui-project-browser) page provides an overview of the main UI project navigation tool for Squirro. ## Squirro Monitoring For information about Squirro Monitoring and how to monitor user and data ingestion activity throughout a Squirro instance, see the [Squirro Monitoring](squirro-monitoring.md#ui-squirro-monitoring) page. ## Studio Squirro Studio is the overall name for the functionalities used by project creators to develop Squirro projects. For more information, see the [Studio](studio/index.md#ui-studio) page. ## Reference Screen The Reference Screen is a split screen view of two documents side-by-side that helps users identify entities in one document and retrieve relevant information about that entity in a second (reference) document. For more information, see the [Reference Screen](reference-screen.md#ui-reference) page. ## App and Nav Bar Styling Squirro offers an intuitive interface for customizing the look and feel of a Squirro instance. For details, see the [App and Nav Bar Styling](app-nav.md#ui-app-nav) page. ## Themes For information about adding, editing, deleting, and applying themes, see the [Themes](themes.md#ui-themes) page. ## Read, Unread, New, and Bookmarked Items Squirro tracks which items have been read, identifies newly created items, and allows users to bookmark important items using collections. Each user maintains independent read status and personal collections for items. For detailed information, see the [Read, Unread, New, and Bookmarked Items](items-interaction.md#ui-items-interaction) page. ## Note Taking The Note Taking feature allows users to bookmark Squirro items at the document level and make sentence-level notes within documents. For more information, see the [Note Taking](notes.md#ui-notes) page.