1.openlayers / openlayersOpenLayersopenlayersjavascriptmapsJavaScriptBSD-2-CLAUSE13K total3.2K forks+45 starsfrom 12,595 · score 3.83
2.pa7 / heatmap.js🔥 JavaScript Library for HTML5 canvas based heatmapsheatmapsdata-visualizationheat-mapsdatavizleafletgoogle-maps+9 moreJavaScriptMIT6.4K total1.3K forks+1 starsfrom 6,381 · score 0.69