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UI Overview

This guide introduces the main areas of the Rackula interface. Understanding the layout helps you work faster and find features quickly.

The Rackula interface has four main areas:

Area Location Purpose
Toolbar Top Main controls and actions
Sidebar Left Device library and navigation
Canvas Centre Rack display and editing
Edit panel Right (when active) Device and rack properties

The toolbar provides quick access to common actions.

Button Action Shortcut
Logo Return to welcome screen
New Rack Create a new rack
Load Load a saved layout Ctrl+O
Save Export current layout Ctrl+S
Button Action Shortcut
Undo Undo last action Ctrl+Z
Redo Redo undone action Ctrl+Shift+Z
Front/Rear Toggle rack view
Button Action Shortcut
Display mode Toggle label/image mode I
Zoom controls Zoom in/out, fit all +/−/F
Share Generate share link
Export Export to file Ctrl+E
Theme Toggle dark/light mode
Help Show keyboard shortcuts ?

The sidebar contains the device library and rack list.

Browse and search available devices:

  1. Search box — Filter devices by name
  2. Category groups — Devices organised by type
  3. Device cards — Drag to add to rack

When you have multiple racks, tabs appear at the bottom of the sidebar:

  • Click a tab to switch racks
  • Drag tabs to reorder
  • Right-click for options (duplicate, delete)

The canvas is the main working area where your rack appears.

Element Description
U numbers Position labels along the sides
Devices Placed equipment in the rack
Grid lines Visual guides for U positions
5U markers Every 5th U is highlighted
Action How to
Select Click a device
Multi-select Shift+click additional devices
Move Drag selected device, or use ↑/↓ keys
Edit Double-click, or select and press Enter
Delete Select and press Delete
Action How to
Zoom in Click +, or Ctrl++
Zoom out Click −, or Ctrl+−
Fit all Click fit button, or press F
Pan Drag empty canvas area
Reset zoom Click zoom percentage, select 100%

The edit panel appears on the right when you select a device or edit rack properties.

Section Fields
Basic Name, category, notes
Physical U height, weight, full-depth
Appearance Colour, custom images
Advanced Power, network ports
Field Description
Name Display label for the rack
Height Total U height (1–100)
Width 10“, 19“, or 23“
Form factor 2-post, 4-post, cabinet, etc.
Numbering Ascending or descending U order

Rackula offers three display modes. Toggle with the I key or toolbar button.

Devices show their names as text. Best for documentation and clarity.

  • Clear device identification
  • Compact display
  • Works at all zoom levels

Rackula supports dark and light themes.

Theme Description
Dracula (dark) Default. Purple accents on dark background.
Alucard (light) Warm cream background with purple accents.

Toggle themes using the moon/sun icon in the toolbar. Your preference is saved.

Press ? to see all keyboard shortcuts. Key shortcuts include:

Shortcut Action
Ctrl+Z Undo
Ctrl+Shift+Z Redo
Delete Delete selected
I Toggle display mode
F Fit all
? Show help

See Keyboard Shortcuts for the complete reference.

Rackula works on tablets but is optimised for desktop use. On smaller screens:

  • Sidebar becomes a drawer (tap hamburger menu)
  • Touch and drag to position devices
  • Long-press for context menus
  • Pinch to zoom on touch devices