QGIS

QGIS stand for Quantum GIS, it’s a Free and open-source GIS Software to perform GIS (Geographic Information System) application, that supports create, edit, visualise and analysis of Geospatial data.

Download QGIS Software

The current version is 3.26.0 ‘Buenos Aires’ has been released. Download QGIS Software. Q GIS is available on Windows, macOS, Linux and Android.

QGIS Desktop/ Software Use

QGIS GUI

The QGIS GUI is divided into five components

1. Menu Bar
2. Toolbars
3. Panels
4. Map View
5. Status Bar

QGIS General Tools

Panels

• Layers Panel
• Layer Styling Panel
• Layer Order Panel
• Overview Panel
• Log Messages Panel
• Undo/Redo Panel
• Statistical Summary Panel

Working with Map canvas

• Rendering
• Zooming and Panning
• Spatial Bookmarks
• Decorations
• Annotation
• Measuring

Interacting with Features

• Selecting features
• Identifying Features

Save and Share Layer Properties

• Managing Custom Styles
• Storing Styles in a File or a Database
• Layer definition file

Common Widgets

• Color Selector
• Symbol Widget
• Font Selector
• Unit Selector
• Number Formatting
• Blending Modes
• Data defined override setup

QGIS Default Core Plugins

Plugin	Description
DB Manager	Manage your databases within QGIS
Geometry Checker	Check and repair errors in vector geometries
GPS Tools	Tools for loading and importing GPS data
GRASS	GRASS functionality
MetaSearch Catalog Client	Interact with metadata catalog services (CSW)
Offline Editing Plugin	Offline editing and synchronizing with database
Processing framework	Spatial data processing framework
Topology Checker	Find topological errors in vector layers

QGIS Tutorial

Georeferencing

The Georeferencer tool generating reference rasters to geographic or projected coordinate systems by creating a new GeoTIff or by adding a world file to the existing image.

Perform Image to Image Georeferencing in QGIS

Perform Ground to Image Georeferencing in QGIS

Vector Data (Shapefile)

The Vector file or Shapefile is digital forms of maps to create symbology, labeling, diagrams. It also data storage format for storing the location, shape, and attributes of geographic features.

Create Vector Data or Shapefile in QGIS

Digitizing

Digitization is a process of Raster 2 Vector Conversion

In QGIS Perform Raster 2 Vector Conversion (screen Digitization).

Uses of Attributes Toolbar

Attributes Toolbar use for editing Maps and manipulating Data.

Use Attributes Toolbar in QGIS

Layout (Print composer)

The Print Composer provides growing layout and printing capabilities. It allows you to add elements such as the QGIS map canvas.

Perforn Layout in QGIS.

FAQ