Open Source Packages
Libraries, frameworks, tools, and SDKs used by the apps in this directory — scored the same way as the apps themselves.
All Packages
Category
Tags2
Sort:Used by Most Apps
npm-run-all
A cross-platform CLI that runs multiple npm-scripts in parallel or in sequence, replacing fragile shell operators like && with Windows-safe orchestration.
Leaflet
The leading lightweight open-source JavaScript library for mobile-friendly interactive maps.
serial_test
Attribute macros that serialize or parallelize Rust tests via named locks.
OpenLayers
A high-performance JavaScript library for building interactive web maps with vector data, tiled imagery, and WebGL rendering.
geopy
A Python client library that geocodes addresses and reverse-geocodes coordinates through a single consistent API across 30+ geocoding web services.
Protomaps Basemaps
Generate MapLibre GL style specs and cartographic layers for Protomaps PMTiles vector tiles.
deck.gl
GPU-powered WebGL2/WebGPU framework for rendering large-scale geospatial and abstract data visualizations
Supercluster
A blazing-fast geospatial point-clustering library for grouping map markers by zoom level.
ol-ext
A large, community-maintained collection of controls, interactions, filters, and styles that extend OpenLayers with map UI and cartographic features it doesn't ship out of the box.
amcharts4
A JavaScript and TypeScript charting library for building animated, interactive charts, graphs, and geographic maps.