niri-wm/niri

Features

• Tiling Window Managers - Organizes application windows into a scrollable, column-based tiling layout.
• Workspace Navigation - Move focus between windows, columns, monitors, and workspaces using keyboard shortcuts to traverse the desktop environment efficiently.
• Display Compositors - Acts as a display server that manages window placement, input routing, and graphical output.
• Tiling Window Managers - Organizes application windows into efficient, keyboard-driven column layouts with support for tiling and floating modes.
• Column-Based Tiling - Organizes application windows into a scrolling, column-based layout.
• Declarative Configuration Engines - Uses a declarative configuration engine to enable live-reloading of window rules and settings.
• Desktop Environment Components - Functions as a graphical platform for Linux that manages windows, input devices, and display outputs.
• Persistent Workspace Definitions - Supports creating named, persistent workspaces that can be pinned to specific display outputs.
• Workspace Overview Management - Activate the workspace overview when the cursor is moved into a designated monitor corner, including during drag-and-drop actions.
• Window Geometry Managers - Enables managing window geometry, including floating positions and tiling constraints.
• Direct Scanout Controllers - Manages direct scanout behavior for overlay planes to bypass intermediate buffers and optimize display performance.
• Direct Scanout Pipelines - Optimizes display performance by sending window content directly to the hardware display controller.
• Configuration Engines - Enables building and customizing the desktop environment through a declarative, live-reloading configuration engine.
• Floating Window Management - Supports floating window modes that exist independently of the primary column-based workspace structure.
• Legacy Display Compatibility Layers - Connect legacy software to the compositor by integrating compatibility layers that translate older display protocols into modern formats for consistent window management.
• Session Management - Provides controls for managing graphical session lifecycles, including session exit and state transitions.
• Configuration Modularization - Supports modular configuration files with nested imports and live-reloading capabilities.
• Display Configuration Managers - Provides granular control over monitor hardware settings like resolution, refresh rate, and positioning.
• Physics-Based Animations - Calculates smooth motion for window transitions and workspace switching using physics-based spring curves.
• Window Rules - Match windows by application ID or title to conditionally apply layout, appearance, and behavior properties.
• Input Mapping Systems - Maps keyboard, mouse, and touchpad inputs to system actions for window management and session control.
• Animation and Transition Engines - Orchestrates physics-based spring animations for smooth window transitions during opening, closing, and resizing.
• Compositors and Shells - Scrollable tiling compositor.
• Configuration Collections - Official showcase for user configurations and inspiration.
• Workspace Visualizers - Provides a zoomed-out interface to view all active windows and workspaces for easier navigation and rearrangement.
• Interactive Window Manipulation - Enables interactive window movement, resizing, and layout toggling via mouse gestures.
• Workspace Management - Supports dynamic workspace management, including runtime naming and monitor assignment.
• Desktop Content Streaming - Captures monitors or individual windows for external applications using standard portal protocols.
• Pointing Device Configurators - Provides comprehensive controls for managing pointing device behavior, including acceleration and output mapping.
• Desktop Integration - Connects applications to standard system interfaces for file picking, settings, and secret management.
• Background Visual Effects - Configure blur, noise, and saturation settings for the area behind a layer surface to enhance visual clarity or style.
• Desktop Environment Customizers - Provides a declarative configuration engine for tailoring the user experience through modular settings and input bindings.
• Keybinding Modifier Configurators - Provides configuration for defining primary modifier keys for system-wide shortcuts.
• Graphical Application Runtimes - Integrate with external satellite services to support legacy applications and screen readers within a modern graphical environment.
• Session Lock Input Restrictions - Restricts user interactions and keybindings during session locks to maintain system security.
• Navigation Animations - Provides fluid spring-based motion effects for workspace switching and camera scrolling.
• Window Effects - Overrides visual settings including opacity, corner radius, borders, and shadows for application windows.
• Sensitive Window Obscuration - Replaces specific windows with solid black rectangles during screen captures to protect private information.
• Surface Capture Obscuration - Obscures sensitive layer surfaces during screen recordings to protect private information.
• Tabbed Window Organization - Groups windows within a column into a tabbed interface to maximize vertical space.
• Legacy Workflow Supports - Supports legacy X11 software through automated compatibility layers and protocol translation.
• Drag-and-Drop Layout Interactions - Enables workspace switching and layout scrolling through drag-and-drop operations at screen edges.
• Custom Shader Programs - Executes custom fragment shaders during window animations to generate unique visual effects.
• Desktop Shells - Positions interface elements like bars or launchers on specific display layers within the desktop shell.
• Layer Surface Management - Apply custom visual and functional rules to specific layer-shell surfaces based on their namespace or layer type.
• Server-Side Decoration Protocols - Instructs applications to use system-provided borders and focus indicators for consistent visual appearance.
• Display Power Managers - Controls screen sleep and power state behavior for individual monitors.
• Compatibility Layers - Controls the lifecycle of legacy compatibility layers to allow older applications to run seamlessly within a modern environment.
• Execution Isolation - Launches legacy applications within dedicated, ephemeral server instances to maintain system security and stability.
• Sensitive Content Obscuration - Protects private information by replacing specific windows with solid black rectangles during screen captures.
• Performance Profiling Tools - Retrieves detailed timing and resource statistics to identify performance bottlenecks.
• Column Layout Configurations - Allows controlling column alignment and display modes like tabbed or normal layouts.
• Interaction Animations - Animates system notifications, dialogs, and overlays to provide polished and responsive user interaction feedback.
• Pixel Alignment Engines - Calculate and round window positions, borders, and gaps to integer physical coordinates to prevent rendering artifacts like blurriness on high-resolution displays.
• Fullscreen Window Modes - Covers the entire display with a single window and renders a black backdrop for media playback.
• Window Management Systems - Provides a socket interface to remotely control the compositor and query the state of windows and workspaces.
• Workspace Layouts - Enables applying unique layout behaviors and styles to individual named workspaces.
• Screen Capture Utilities - Captures screen content including entire screens or specific windows while managing storage and pointer visibility.
• Window Dimension Constraints - Allows setting default window widths and toggling between preset proportions or fixed sizes.
• Display Hardware Initializers - Forces specific monitor states and resets connectors to resolve hardware initialization issues.
• Signal Optimization Utilities - Adjusts variable refresh rates, color bit depth, and custom modelines to resolve hardware compatibility or bandwidth issues.
• Rendering Pipelines - Visualizes internal rendering states like opaque regions and scanout status to diagnose performance problems.
• Background Service Managers - Integrates with system services to automatically start, monitor, and manage background utilities.
• Display Protocol Compatibility - Configures compatibility layers to force native output for improved performance and compatibility with modern display protocols.
• Window Indicators - Allows customizing the appearance of focus rings, borders, and tab indicators to distinguish active windows.
• Refresh Rate Synchronization - Aligns animation frame updates with monitor refresh cycles to ensure smooth motion.
• Column Maximization - Expands a column to fill the entire screen width while respecting gaps and struts.
• Keyboard Layout Configurations - Define keyboard mappings, variants, and tracking behavior for global or per-window input states using standard system locale settings or custom keymap files.
• Output Interaction Customizers - Configures per-monitor hot corners and window layout behaviors to tailor the user experience for different display types.
• Focus Management - Supports enabling focus-follows-mouse behavior with configurable scrolling limits.
• Screen Area Struts - Allows defining struts to reserve screen area and create persistent margins around the workspace.
• Opacity Controls - Modify the opacity of layer surfaces and their sub-elements to create layered or semi-transparent visual effects.
• Tabbed Window Navigation - Switches between active tabs using standard focus commands or visual indicators.
• Window Spacing Rules - Provides configurable gaps between windows and screen edges to manage layout density.
• Edge Maximization - Expands an individual window to the boundaries of the available screen area while keeping system bars visible.
• Recent Window Switchers - Cycles through recently focused windows using a visual switcher to facilitate navigation.

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