How to convert SHP to DXF and DWG: why a shapefile is a set of files, what breaks without the .prj, import via MAPIMPORT, QGIS and ogr2ogr, layer splitting and what happens to attributes.
How to convert KML or KMZ into DWG and DXF without losing coordinates: unpacking KMZ, reprojecting to metres in QGIS or ogr2ogr, layers and labels. Why a direct import gives a drawing a fraction of a unit across.
How to place a topographic survey onto a plan in AutoCAD so it lands in real coordinates: XREF, units, local CRS vs WGS-84, two-point alignment. And what to do when there is no survey.
Opened an .osm or .pbf in QGIS but the multipolygons layer is missing? Here are the causes and the fastest fix — build the area you need in our map builder and get a file with buildings, water and greenery already in place.
PostGIS queries from beginner to advanced: ST_Intersects, ST_Buffer, ST_Distance, spatial indexes, performance optimization.
How to use the osm2cdr.ru API for map export. Getting an API key, POST /api/render, status polling, downloading. Python and JS examples.
How to load OpenStreetMap data into QGIS, configure layer styles and export maps. Step-by-step guide with examples.
How to automate batch OpenStreetMap map export via REST API. Python and curl examples, batch endpoint, rate limits by tier.
Step-by-step guide to embedding an interactive OpenStreetMap on your website using iframe and JavaScript SDK with code examples.
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.
A ready .cdr file from an OSM map, SVG import, layer editing, line styles, print preparation, and PDF export. A step-by-step guide for designers.
Step-by-step workflow: exporting OpenStreetMap maps to DXF and importing into KOMPAS-3D. Site plans, surveying, and MSK coordinates for design.