imposm3 ☆

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Description:
Imports OpenStreetMap data into PostgreSQL/PostGIS databases

Type: Formula | Tracked Since: Dec 28, 2025

Links: Homepage | formulae.brew.sh

Category: Databases

Tags: gis postgresql openstreetmap database spatial

Install: brew install imposm3

About:
Imposm 3 is an extensible OpenStreetMap importer for PostgreSQL databases. It optimizes and indexes data for high-performance map rendering and analysis. The tool supports custom mapping schemas and handles large datasets efficiently.

Key Features:

High-performance bulk data loading
Support for custom schema mappings
Delta updates from OSM diffs
Generalized geometry support

Use Cases:

Building custom OSM-based map tiles
Spatial analysis of OpenStreetMap data
Hosting local OSM data for web applications

Alternatives:

osm2pgsql – Imposm 3 is generally faster for bulk imports and offers better performance for rendering-focused schemas, while osm2pgsql is the standard tool with broader default compatibility.

Version History

Detected	Version	Rev	Change	Commit
Sep 13, 2025 3:20pm		0	VERSION_BUMP	7e56273c
Sep 14, 2024 6:17am		0	VERSION_BUMP	c4132722