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Practical guides for GIS work: QGIS tutorials, open data, tool comparisons and AI.
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AI Agent for QGIS: The Complete GuideAI Agent for QGIS: The Complete Guide
How to use AI Agent in QGIS: install it, write your first request, stay in control, then 5 real runs, from open data to an HTML report.
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Open dataHow Tall Is a Story? Floor Heights Measured on Real Buildings16 min read
Open dataMicrosoft Building Footprints vs Google vs Overture, Tested21 min read
Open dataFree DEM Download: SRTM, Copernicus and LiDAR in QGIS24 min read
GIS basicsHow to Make a Heat Map in QGIS (and With One Prompt)22 min read
GIS basicsWhat Is a KML File? Open, Edit and Convert KML and KMZ24 min read
GIS basicsNDVI vs EVI, SAVI, NDRE and NDWI: Formulas for QGIS8 min readPlugins for QGIS
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GIS basicsSatellite Imagery Resolution Compared: 30 m to 30 cm8 min read
GIS basicsSentinel-2 vs Landsat 8 and 9: Bands, Resolution, Revisit8 min read
AI AgentChatGPT for QGIS: What It Can and Can't Do, Tested10 min read
GIS basicsWhat Is PyQGIS? A First Script and a Chatbot Code Test9 min read
AI AgentQGIS MCP: Setup, Limits, and One Task Timed at 8 min 29 s14 min read
ComparisonsQGIS vs ArcGIS Pro: $0 vs $700 to $4,200 a Year in 202612 min read- AI AgentAI Agent for QGIS: The Complete Guide7 min read
AI SegmentationAI Segmentation for QGIS: The Complete Guide13 min read
AI EditAI Edit for QGIS: The Complete Guide11 min read
GIS basicsWhat Is a CRS in GIS? EPSG Codes and Fixing Wrong Layers15 min read
AI AgentAI Agents in QGIS: What They Are and Which to Use15 min read
GIS basicsWhat Is NDVI? Meaning, Values and Formula12 min read
GIS basicsWhat Is QGIS? Free GIS Software: Uses, Download, Plugins12 min read
AI AgentHow to Download OSM Data in QGIS: QuickOSM, PBF, Overpass16 min read
AI AgentDownload Sentinel-2 Images in QGIS: 4 Free Methods18 min read
AI AgentHow to Georeference an Image in QGIS (Tested on a 1947 Map)15 min read
Open dataLiDAR HD from IGN: download and open in QGIS7 min read
GIS basicsPhotogrammetry vs LiDAR: Which One for Which Job3 min read
GIS basicsMultispectral vs Hyperspectral: Bands, Cost and Free Data3 min read
AI EditPlot Plan vs Site Plan: What 19 Permit Offices Ask For14 min read
GIS basicsWhat Is an Orthomosaic? Orthophoto vs Orthomosaic Map Explained14 min read
GIS basicsSemantic vs Instance vs Panoptic Segmentation: The Difference13 min read
AI EditGreenfield vs Brownfield Sites: Meaning and Differences6 min read
GIS basicsHow to Add a Basemap in QGIS: XYZ, WMS, QuickMapServices14 min read
GIS basicsDSM vs DTM vs DEM: Digital Surface, Terrain, Elevation Models13 min read
AI EditColored site plan: the same block four ways8 min read
AI SegmentationExtract Roads in QGIS: 6 Methods, OSM Checked in 4 Towns15 min read
AI SegmentationDetect Solar Panels in QGIS: 5 Methods9 min read
AI SegmentationDetect Swimming Pools in QGIS: 5 Methods13 min read
AI SegmentationMap Tree Canopy in QGIS: 6 Methods, Free and Paid9 min read
AI EditTurn a Satellite Image into a Site Plan in QGIS10 min read
AI EditHow to Simulate a Flood in QGIS: 5 Methods10 min read
ComparisonsGoogle Earth AI Alternative for QGIS10 min read
AI EditHow to Redesign a Street in QGIS: 5 Methods9 min read
Comparisons5 Best Bunting Labs Alternatives for QGIS (2026)15 min read
ComparisonsDeepness Alternatives in QGIS: 5 Free and Paid14 min read
Comparisons5 Best eCognition Alternatives in 202615 min read
ComparisonsMapflow Alternatives for QGIS: 5 Free and Paid14 min read
GIS basicsConvert Raster to Vector in QGIS: 5 Methods, Clean Edges18 min read
GIS basicsWhat Is a Building Footprint? Meaning, Examples and Free Data22 min read
Comparisons9 Best AI Plugins for QGIS in 2026 (Free and Paid)18 min read
GIS basicsWhat Is GeoAI? Definition, Examples, Uses in QGIS9 min read
AI SegmentationDetect Building Footprints in QGIS: 3 Methods12 min read
AI SegmentationSegment Anything (SAM) in QGIS: 7 Plugins Compared14 min read
ResearchSpatial Intelligence: l'IA qui simule le monde1 min read
ResearchQuebec Forest Digital Twin: 115,000 Orthophotos9 min read
TroubleshootingImportError: DLL Load Failed While Importing _C in QGIS (Fix)7 min read
TroubleshootingQGIS: DLL Load Failed Importing _gdal (Solved)6 min read
TroubleshootingQGIS Flatpak: No Module Named pip (Solved)7 min read
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