mapsme/omim
Omim
Omim is a suite of compilers and orchestrators designed to transform raw geographic and transit data into renderable offline map binaries. It provides a map generator for converting OpenStreetMap data into optimized binary files, a styling compiler for visual feature representation, and a rendering engine for visualizing geographic data from local storage without an internet connection.
The project includes a map tile build orchestrator that sequences generation and optimizes resource utilization based on historical statistics. It also features a dedicated transit data processor that transforms public transport feeds into routable networks for offline navigation.
The toolset covers geographic data extraction, the management of search indexes and routing infrastructure, and the processing of transit feeds for multi-modal travel path calculations. It also supports the synchronization of remote map resources and the integration of external mapping and booking providers via API endpoints.
Features
- Offline Map Binary Generation - Converts raw geographic data into optimized binary files for offline use on mobile devices.
- Transit Data Transformation - Processes and transforms public transport feeds into routable networks for offline navigation.
- Binary Map Generation - Converts raw geographic information into proprietary binary map files using a dedicated build tool.
- Geographic Data Mapping - Cuts specific map areas from large data files using boundary definitions to create regional tiles.
- Offline Navigation Engines - Implements navigation engines that perform routing and location searches using locally stored map data.
- Offline Map Data Managers - Manages specialized binary file formats for map geometries, search indexes, and routing data for offline use.
- OSM Map Generation - Converts OpenStreetMap geographic data into binary map files optimized for offline mobile use.
- Regional Tile Extraction - Extracts specific map areas from large global datasets to generate targeted regional tiles and resource files.
- Transit Feed Processing - Transforms public transport feeds into routable networks for offline navigation and visualization.
- Offline Map Tile Renderers - Renders map tiles from local storage to enable geographic visualization without an internet connection.
- Public Transit Routing - Calculates travel paths using public transportation schedules to support multi-modal offline routing.
- OSM Style Transformation - Transforms OpenStreetMap data into custom styles and formats to control the visual appearance of map features.
- Tile Generation Sequencing - Implements build order optimization for map tiles using historical statistics to improve resource utilization.
- Map Build Orchestration - Sequences map tile generation and optimizes resource utilization based on historical build statistics.
- Slippy Map Renderers - Renders public transport routes on a map layer, optimizing the display of parallel lines for clarity.
- Map Visual Styling - Compiles visual style definitions into binary formats to control the representation of map features.
- Style Compilers - Provides a styling compiler that transforms visual definitions into a binary format for map feature representation.
- Map Style Specifications - Uses structured configuration formats to define the visual appearance of map features and symbols.
- Mobile Mapping SDKs - Offline OpenStreetMap-based mapping for mobile devices.
