osmosis ☆
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Description:
Command-line OpenStreetMap data processor
Type: Formula  |  Tracked Since: Dec 28, 2025
Links: Homepage  |  formulae.brew.sh
Category: Developer tools
Tags: openstreetmap gis mapping data-processing osm
Install: brew install osmosis
About:
Osmosis is a versatile command-line utility for processing OpenStreetMap data. It can read from and write to various data formats, including PBF, XML, and PostgreSQL databases. Its primary value lies in its ability to perform complex data manipulations like slicing, filtering, and merging map datasets.
Key Features:
  • Data format conversion (PBF, XML, etc.)
  • Database import/export to PostgreSQL (with PostGIS)
  • Advanced data filtering and slicing capabilities
  • Chain-based processing pipeline execution
Use Cases:
  • Importing large OSM planet files into a local database for rendering
  • Extracting specific geographic regions from a global dataset
  • Cleaning or filtering OSM data before analysis
Alternatives:
  • Osmium Tool – Osmium is generally faster and more modern for simple format conversions and cat operations, while Osmosis remains the standard for complex database interactions and chaining.
  • Imposm – Imposm is optimized specifically for high-performance importing into PostgreSQL databases, often offering better update capabilities than Osmosis.
Version History
Detected Version Rev Change Commit
Aug 3, 2024 2:31pm 0 VERSION_BUMP d49226df
Dec 3, 2023 11:15am 0 VERSION_BUMP 870ca10f
Dec 3, 2023 10:59am 0 VERSION_BUMP ebdbf177
Nov 13, 2023 10:15pm 0 VERSION_BUMP 8630c677
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