fraction.js

A rational numbers library

v5.2.2 URL: https://unpkg.com/fraction.js@5.2.2/dist/fraction.min.js

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math numbers parser ratio fraction fractions rational rationals rational numbers bigint arbitrary precision mixed numbers decimal numerator denominator simplification

topojson-simplify

Topology-preserving simplification and filtering for TopoJSON.

v3.0.3 URL: https://unpkg.com/topojson-simplify@3.0.3/dist/topojson-simplify.min.js

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topojson geojson simplification

simplify-js

A high-performance JavaScript 2D/3D polyline simplification library

v1.2.4 URL: https://unpkg.com/simplify-js@1.2.4/simplify.js

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math geometry polyline simplification

mapshaper

A tool for editing vector datasets for mapping and GIS.

v0.6.102 URL: https://unpkg.com/mapshaper@0.6.102/mapshaper.js

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shapefile topojson geojson cartography simplification topology csv gis

simplify-geojson

Apply Ramer-Douglas-Peucker line simplification to GeoJSON features or feature collections in JS or on the CLI

v1.0.5 URL: https://unpkg.com/simplify-geojson@1.0.5/index.js

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Ramer-Douglas-Peucker feature featurecollection geojson line linestring multilinestring multipolygon polygon simplification simplify