Tutorials

QGIS can't find the multipolygons layer in OSM: cause and 2-minute fix

Opened an .osm or .pbf in QGIS but the multipolygons layer is missing? Here are the three causes and the fastest fix — download an area with polygons already assembled into GeoPackage or GeoJSON.

2026-07-22 · 3 min
QGISmultipolygonsOSMPBF

PostGIS Spatial Queries for Geodata Analysis: Practical Examples

PostGIS queries from beginner to advanced: ST_Intersects, ST_Buffer, ST_Distance, spatial indexes, performance optimization.

2026-07-14 · 5 min
PostGISSQLspatial analysisPostgreSQL

osm2cdr API: Quick Start with Python and JavaScript

How to use the osm2cdr.ru API for map export. Getting an API key, POST /api/render, status polling, downloading. Python and JS examples.

2026-07-12 · 6 min
APIPythonJavaScriptautomation

QGIS + OpenStreetMap: Import, Styling and Map Export

How to load OpenStreetMap data into QGIS, configure layer styles and export maps. Step-by-step guide with examples.

2026-07-06 · 7 min
QGISOpenStreetMapGISstyles

Batch Map Export: Automation via API

How to automate batch OpenStreetMap map export via REST API. Python and curl examples, batch endpoint, rate limits by tier.

2026-03-12 · 6 min
APIbatchautomationPython

How to Embed an OSM Map on Your Website: Embed SDK Guide

Step-by-step guide to embedding an interactive OpenStreetMap on your website using iframe and JavaScript SDK with code examples.

2026-03-10 · 4 min
EmbedSDKJavaScriptiframe

Maps in Photoshop: Creating Art Posters from OpenStreetMap

How to create an art poster from an OSM map in Photoshop. PSD import with layers, color grading, effects, and A3/A2 print preparation guide.

2026-03-10 · 7 min
PhotoshopPSDposterart

Complete Map Workflow in CorelDRAW

Importing CDR and SVG maps into CorelDRAW, layer editing, line styles, print preparation, and PDF export. A step-by-step guide for designers.

2026-03-08 · 6 min
CorelDRAWCDRSVGPDF

Exporting Maps to KOMPAS-3D: Integrating OSM with Russian CAD Systems

Step-by-step workflow: exporting OpenStreetMap maps to DXF and importing into KOMPAS-3D. Site plans, surveying, and MSK coordinates for design.

2026-03-07 · 5 min
KOMPAS-3DKOMPASDXFCAD

Maps in Adobe Illustrator: Exporting OSM to AI and EPS Formats

How to export OpenStreetMap data to AI format for editing in Adobe Illustrator. Comparing AI, EPS and PDF for cartographic design workflows.

2026-02-26 · 5 min
Adobe IllustratorAIEPSvector

How to Export 3D Buildings from OpenStreetMap to STL for 3D Printing

Step-by-step guide: export OpenStreetMap buildings with real heights to STL, glTF and OBJ for 3D printing, architectural models and games.

2026-02-24 · 3 min
3DSTLglTFOBJ

City Map in DXF for Laser Cutting — Step-by-Step Guide

How to export an OpenStreetMap map to DXF for laser cutting: layer setup, contour preparation, working with LightBurn and LaserGRBL.

2026-02-22 · 4 min
DXFlaser-cuttingCNCcraft