npm packageproj4 (npm package)

Proj4js is a JavaScript library to transform point coordinates from one coordinate system to another, including datum transformations.


GitHub repos using proj4 (showing top 100 with most stars)

#GitHub repo nameStars
1openlayers/openlayers5.4k
2wet-boew/wet-boew1.1k
3OpenDroneMap/WebODM900+
4klokantech/tileserver-gl800+
5TerriaJS/terriajs500+
6openlayers/ol-cesium400+
7kartena/Proj4Leaflet400+
8nasa-gibs/worldview400+
9SuperMap/iClient-JavaScript400+
10calvinmetcalf/shapefile-js300+
11oracle/oraclejet300+
12iTowns/itowns200+
13ghettovoice/vuelayers200+
14BlinkTagInc/node-gtfs200+
15OpenGeoscience/geojs200+
16geosolutions-it/MapStore2100+
17perliedman/reproject100+
18Vizzuality/gfw100+
19ngageoint/geopackage-js100+
20camptocamp/ngeo100+
21ngageoint/opensphere100+
22terrestris/react-geo100+
23f3earth/f3earth90+
24archesproject/arches90+
25sidewalklabs/sumo-web3d80+
26zrysmt/leaflet-viz80+
27fegyi001/mangol70+
28openaddresses/esri-dump60+
29calvinmetcalf/fileGDB.js50+
30koopjs/winnow50+
31openaq/openaq-fetch40+
32AtelierCartographie/Khartis40+
33njam/citygml-to-3dtiles40+
34MinisterioPublicoRJ/inloco40+
35nasa/common-mapping-client40+
36GeoTIFF/geoblaze40+
37ojack/ghost-map30+
38sakitam-fdd/HMap30+
39jumpinjackie/mapguide-react-layout30+
40AnSyn/ansyn30+
41sinergise/SentinelPlayground30+
42CityOfPhiladelphia/phila-vue-mapping30+
43geomoose/gm330+
44e-/Multiclass-Density-Maps30+
45county-of-simcoe-gis/SimcoeCountyWebViewer20+
46IGNF/geoportal-extensions20+
47datagovsg/beeline-server20+
48daniel-hilton/gltf-b3dm-convertor20+
49yuanzhaokang/NorseAttack-like20+
50sentinel-hub/EOBrowser20+
51kadaster/nlmaps20+
52infra-geo-ouverte/igo220+
53TNOCS/csWeb20+
54mgax/haihui20+
55mapcentia/vidi20+
56GeoSensorWebLab/polarmap.js20+
57kalisio/krawler20+
58jjimenezshaw/Leaflet.UTM20+
59meggsimum/wegue20+
60mbloch/mapshaper-proj20+
61hslayers/hslayers-ng20+
62glslify/glsl-proj420+
63TerriaJS/terriajs-server20+
64IGNF/geoportal-sdk20+
65ngageoint/mapcache-server20+
66aardgoose/CaveView.js20+
67Kitware/flow20+
68zachatrocity/Pinpoint10+
69infra-geo-ouverte/igo2-lib10+
70hanreev/types-ol10+
71geotiffjs/cog-explorer10+
72cndreisbach/call-for-service10+
73Kitware/geojs10+
74origo-map/origo10+
75Geoportail-Luxembourg/geoportailv310+
76terrestris/ol-util10+
77polygon-city/citygml-to-obj10+
78forki/Audio10+
79geops/react-spatial10+
80sandmaps/sandmaps.github.io10+
81gbif/portal1610+
82koumoul-dev/data-fair10+
83finnishtransportagency/digiroad210+
84eScienceCenter/Spacialist10+
85NREL/hsds-viz10+
86Amsterdam/atlas10+
87kartena/printlet10+
88dpwoert/CityIO10+
89derrickpelletier/maptile10+
90brianolsen87/cesium-plugins10+
91kanton-bern/oerebViewer10+
92TNOCS/minify-geojson10+
93KlausBenndorf/guide4you10+
94pp123pp/threejs3d9
95perliedman/gis-nerd-tools9
96perliedman/geojson2obj9
97kartverket/norgeskart39
98timkeane/nyc-lib8
99simopaasisalo/MakeMaps8
100johnfontaine/LasStreamReader8
101jbccollins/metro-monitor8
102hhkaos/arcgis_websocket_server8
103heikkipora/sataako-fi8
104ghk/sideka-electron8
105esri-es/arcgis_websocket_server8
106Xyifeng/threejs-geomap8
107HSLdevcom/jore-map-ui8
108EmiyaGm/leaflet_viz_gm8
10917disney/17disney-web8
110oSoc18/SmartFlanders7
111modelcreate/model-view7
112limhowe/react-webapp7
113juliuste/gauss-krueger7
114hakkane84/Decentralizer-GUI7
115geoadmin/ol37
116elasticrash/Angular.io.MapViewer7
117aparshin/hybrid-layer7
118andes/api7
119americanpanorama/panorama-foreignborn7
120Open-EO/openeo-earthengine-driver7
121JasonSanford/tileify-wms7
122ECCC-CCCS/climate-data-extraction-tool7
123suomenriistakeskus/oma-riista-web6
124substack/geotiff-extents6
125publiclab/image-sequencer-app6
126meirim-org/meirim6
127koopjs/koop-output-vector-tiles6
128geoloep/krite6
129c2corg/c2c_ui6
130GeoscienceAustralia/geo-web-toolkit6
131the-pudding/eu-regions5
132shihabhasan/call-for-service5
133perliedman/terrain-obj5
134lifull-dev/JapanPlaneRectangular5
135iondv/pm-gov-ru5
136ffalt/tileit5
137etalab/edigeo-parser5
138earthiverse/picknic5
139calvinmetcalf/proj4geojson5
140brian32768/ol-react5
141afogelberg/geomangler5
142MoritzGiessmann/naiveScript5
143City-of-Helsinki/kerrokantasi-ui5
144CartoDB/cartodb.proj5
14517disney/disney-map-web5
146sinergise/SentinelPlaygroundJquery4
147riordan/nyc-batch-geocoder4
148polygon-city/polygon-city-cli4
149permettez-moi-de-construire/gml-to-geojson4
150perliedman/osm2obj4
151omniscale/anol4
152oiip/oiip-data-viewer4
153nerik/three-earth4
154geo6/mapper4
155fgpv-vpgf/geoApi4
156davenquinn/gis-core4
157connormanning/ept-tools4
158codestork/dronePass-Tower4
159chrtze/threejs-mapping4
160barbalex/apf24
161bapaumet/Gflowiz4
162allyoucanmap/geoserver-rest-ui4
163WegenenVerkeer/ng-kaart4
164HeroCC/MOOSMobile4
165GrottoCenter/Grottocenter34
16652North/geocure4
16717disney/dm-frontend4
168zhouzhili/webGL-webGIS-Learning3
169yetzt/berlin-geodata-scraper3
170wsw0108/proj4m.js3
171whawker/react-jsx-highcharts-examples3
172tuliora/aurelia-highcharts3
173technologiestiftung/zuwendungsdatenbank3
174substack/epsg-to-proj3
175sakitam-fdd/viz-collection3
176rzoller/swissgrid3
177rajatsharma305/pangaea3
178pierotofy/WebODM3
179perliedman/local-proj3
180openforis/arena3
181nasa-gibs/ol33
182mherrerabarraza/mapbox-viroreact-point-of-interes3
183matfournier/vue-field3
184limyyj/cesium-cityjson3
185leogle/ImageService3
186koopjs/koop-provider-yelp3
187kartverket/r_map3
188jleppert/lambda-gdal3
189jbelien/osm-compare3
190jb7959/GIS_Vworld3
191glslify/glsl-proj4-texture3
192gisat/puma3
193geowe2-ce/geowe-gis3
194gavinr/koop-provider-nba3
195g0vhk-io/hk-address-parser-lib3
196fulcrumapp/fulcrum-expression-libs3
197flow-project/sumo-web3d3
198environment-agency-austria/webgis4u3
199derhuerst/transform-coordinates3
200bjornharrtell/ol33
201atelier-cartographique/waend3
202abaranovskis-redsamurai/JETModularArchitecture3
203WoShiSunWuKong/vue-leaflet3
204UFEG-A/ol5-examples3
205StataBS/indikatoren3
206NYCPlanning/labs-cyclomedia-service3
207MinisterioPublicoRJ/dominio3
208Kortforsyningen/okapi3
209JoshData/globe-gores3
210HSLdevcom/hsl-map-generator-server3
211Geodan/mapbox-viewer3
212GeoEngTechEL/WideStreet-AI3
213EtixLabs/game-of-code-20163
214CityOfPhiladelphia/phila-vue-datafetch3
215AllForJan/rforjan-frontend3
216240226068/yt-mobile-component3
217yarl/wikiwakacje-map2
218yangdengxian/coordtransform_angular2
219xtianpoli/Multiclass-Density-Maps2
220webcrawler39/react-webapp2
221torbjvi/shapefile-js2
222systemapic/wu2
223statabs-test/indikatoren2
224sourcepole/MapStore22
225skt-smartfleet/simpleweb2
226sebastianfrey/geoio2
227saleemaoc/kpschools2
228saidaipparla/cmp-webgis2
229rzymek/geomap2
230rob-murray/gbify-geojson2
231pelias/fuzzy-tester2
232pacificclimate/climate-explorer-frontend2
233nzcage/ol32
234naorsabag/dora2
235montagestudio/montage-geo2
236mhndev/ol32
237matsim-org/viz2
238mariomc/gtfs-to-react2
239mapd/mapd-vega-openlayers-react2
240mapd/mapd-vega-openlayers2
241lunaStratos/commuteMaster2
242koopjs/koop-provider-elasticsearch2
243jgravois/koop-accela2
244hongkheng/hdb-resale2
245ggolikov/cities-comparison2
246geosolutions-it/MapStore2-C0282
247geops/tree-app2
248geops/trafimage-maps2
249geops/react-transit2
250geops/react-spatial-starter2
251gaabs/crimes-visualizacao-2017-12
252fredj/openlayers2
253fmidev/metoclient2
254finnishtransportagency/viite2
255entur/digitransit-ui2
256ecodistrict/IDSSDashboard2
257dheerajchand/shapefile-js2
258design-automation/mobius-parametric-modeller2
259de-bkg/geo.okapi2
260dbca-wa/gokart2
261datagovsg/blog-lamp-post2
262danubehack/2016_03_copernicus-webapp2
263cnuc-top/cnnbuc-template2
264charto/poc-map2
265carsmie/vmap2
266camptocamp/demo-geomapfish-openshift2
267calvinmetcalf/leaflet-workshop2
268betagouv/eac-api2
269bencevans/find-modis-tile2
270bekk/fagdag-maps-1012
271be-lb/sdi-clients2
272bcgov/gcpe-lup-api2
273atlefren/hack5no2016_journalistkurs2
274arborworkflows/flow2
275arborworkflows/Arbor-Version-12
276anxorl/ts-leaflet-canvas-grid2
277ahocevar/openlayers2
278TerriaJS/SydneyESP2
279TaiBIF/camera-trap-webapp2
280TNOCS/SimulationService2
281SunWave-Computing/ProjectMetropolis2
282SigtunaGIS/origo2
283Operacy/coordinates2
284MikesWei/shapefile-js2
285MeetInMotion/FrontEnd2
286MTES-MCT/camino-api2
287GovernanceDataAlliance/goal162
288Geodan/3dfier-tiles2
289GeoForum/geoforumtutorials2
290GIM-be/hackathon2
291DrillingInfo/shapefile-js2
292Dominique92/MyLeaflet2
293DEFRA/fmp-app2
294City-of-Helsinki/mvj-ui2
295AlexLoyko/digitransit-ui2
296ANU-WALD/afms2
297AIALab/dronemapping2
29890neoCulture/floodManager2
299zhongcaiwei/terriajs1
300zhaidong9087/openlayers1
301zarov/itowns1
302yd112233/ydOlMap1
303yaohuimo/ol31
304yangb86/openlayers1
305xujie3949/MGU21
306xiecunjing/openlayers1
307xiaosi9524/openlayers1
308wiktor-grochal/EOBrowser1
309weiqiLee/ol-cesium1
310wallw-bits/ol31
311volodya-01/dapingmuzhanshivideo1
312vdubr/mapito_webmap1
313tylertucker202/argo1
314tusotjl/opensphere1
315ttgiser/openlayers1
316ttgiser/mapshaper-proj1
317ttgiser/glsl-proj41
318ttgiser/f3earth1
319tst-ppenev/ol31
320tschaub/openlayers1
321tsauerwein/ol31
322travisbutcher/koop-provider-smartconnector1
323tomfjug/Visualizing-3D-geology-with-React-and-X3DOM1
324timkeane/wfs-at1
325thoraage/chartae1
326tgxpuisb/openlayers1
327tgarciai/WebODM1
328taxibeat/tileserver-gl1
329tannerjt/winnow1
330taneliang/NUSVenues1
331t27/ol31
332stweil/ol31
333ssured/Proj4Leaflet1
334springmeyer/openlayers-wgs84-tile-example1
335spiyush/oraclejet1
336spinatelli/GaussBoaga2WGS841
337sofwerx/opensphere1
338sofwerx/GeoPackageManagerJS1
339softwareunderground/TeapotDome1
340sitmun/sitmun-plugin-core1
341shinonomeiro/Node-TileServer1
342shenchaoran/model_comparison_frontend1
343sentinel-hub/classification-app-frontend1
344sebenik/toposi1
345score-partners/Internet-of-Things-Registry1
346sandix34/React-OpenLayers1
347sakitam-fdd/olExamples1
348sakitam-fdd/egg-geo-startkit1
349sainsb/fileGDB.js1
350saidaipparla/MapStore21
351s3627014/ees-server1
352s22s/sat-api1
353rudyasho/sideka-electron1
354ronhippler/dvbjs1
355robeson1010/WebODM1
356rmit-ees-project-2019/ees-server1
357riaanvddool/MapStore2_Windyty_project1
358ray-project/sumo-web3d1
359ramnath273402/openlayers1
360radovankavicky/rforjan-frontend1
361publicdocs-platform/firemon1
362prodec/trail-blazer1
363podemosaprender/tpl_web_node_semantic_ui1
364patosai/shp2json-js1
365pabra/dvb-browser1
366oterral/ol31
367osmottawa/data-research1
368openearth/parterra1
369openearth/keukentafeltool1
370omurbilgili/ol31
371nycdot/nysp2webmerc1
372npolar/npdc-expedition1
373nlsfi/pelias-shp-import1
374nko4/0x1
375niilante/openlayers1
376nicklv/ol31
377nextgis/feedbacker1
378nandiheath/hk-address-parser-lib1
379mrpan/f3earth1
380mpoelstra/Angular-OpenLayers-NL1
381moovel/node-gtfs1
382mnorkin/ol31
383mietek/nnng1
384medialab/personal-air-timeline1
385mcanthony/fileGDB.js1
386masa0527/maptemplate1
387marfeca94/MapStore21
388marcjansen/MapStore21
389mapic/mile1
390mapgears/ol31
391mapgears/ngeo1
392malardalskartan/mdk1
393macro-shen/ol31
394lvvi/ol31
395lutzhelm/openlayers1
396littlehorseboy/vue-arcgis1
397lissic/ol31
398lindo-services/gerard1
399lincomatic/tileserver-gl1
400lilubz/iecloud-gas1
401libetl/infogare1
402lhufnagel/openaq-fetch1
403leng2490/openlayers1
404lencse/kektura1
405lby0102/leaflet-viz1
406landonb/ol31
407kudla/geojson-projector1
408kod3r/ol31
409kmr-hryk/sima-render-extension1
410klokantech/openlayers1
411klokantech/glsl-proj41
412kirschbombe/arches1
413keyeMyria/digitransit-ui1
414kartverket/MapLib1
415karlnuetzel/geonews1
416kalon33/digitransit-ui1
417kallr/itowns1
418jz0924/openlayers1
419jquintozamora/react-openLayers3-sample1
420jplusplus/thenmap-api1
421jonataswalker/ol31
422jimmyltsinn/kmb-eta1
423jfoshee/TeapotDome1
424jahow/openlayers1
425itownsResearch/sealevel1
426itownsResearch/itowns1
427isnusun/sideka-electron1
428ipv4sec/mapnik-mysql-ts1
429inowas/inowas-dss-client1
430huzhenyu2017/zj-water-conservancyV1.11
431huzhenyu2017/water-thematicMapping1
432husnimubarok/WebODM1
433hugbe8/igo2-lib1
434hnyzlsw645/ol31
435hkwaller/next1
436hcmfys/openlayers1
437hblitza/bike_round_trip1
438gzileni/gtfs-opendata1
439guobinnew/openlayers1
440gsommer/ol31
441gmaclennan/project-geojson1
442gisdevelope/qwc2-demo-app1
443geosolutions-it/lhtac-webgis1
444geosolutions-it/MapStore2-Mockups1
445geosolutions-it/MapStore2-C0401
446georgepoulos/ol31
447geoloep/Leaflet.RD1
448geoblocks/proj1
449gencat/ICGC-focalbosc1
450gberaudo/openlayers1
451gabikiwi/OracleJetWorkbetter1
452gabidavila/inLoco-2.01
453g2r/igo21
454futurice/graph1
455flightaware/ol31
456ffivaz/webfauna-app-basic1
457fbeauchamp/scrapvigicrues1
458favorson/shapefile-js1
459fabianmoronzirfas/flusshygiene-postgres-api1
460etalab/project-legal1
461etalab/edigeo-reproject1
462etalab/bases-adresse-locales1
463etalab/adresse-merger1
464eshon/ol31
465es3154/antd_test1
466eric-erki/geojs1
467elil/gm31
468elemoine/oslandia-qwc2-app1
469elemoine/ol31
470egaoneko/playground1
471ef-saz/vuelayers1
472eagle40/openlayers1
473dronemapper-io/WebODM1
474dhull33/FreeMyMaps1
475devinjacobson/ol31
476design-automation/mobius-parametric-modeller-edx11
477dejunhuang/ol31
478danielbarela/mapcache-server1
479d0bz/react-ol-wrapper1
480cmsdkfz/openlayers1
481cismet/wupp-geoportal3-powerboats1
482cismet/verdis-html51
483chrislcs/rws-viewer1
484chipsi/openlayers1
485chenkai0520/citygml-to-3dtiles1
486chacal/weatherapp1
487cartologic/cartoview-sdk1
488c3-h8/ol31
489briankc/esri-1027181
490boundlessgeo/ol31
491boundlessgeo/mapcfg1
492bkvito/ol-cesium1
493betagouv/pop-api1
494azarz/itowns-mapillary1
495arnaudgregoire/vibes1
496apopiak/pano-cesium1
497anttikekki/muinaismuistot1
498annie60/DemoOJet1
499andredarcie/node-gtfs-api1
500andest01/countries_to_svg1
501am2222/ol31
502allyoucanmap/geocss-gui1
503allyoucanmap/c-splash-splash1
504allyoucanmap/MapStore21
505allen212/sat-api1
506alikhosravi/WebODM1
507alexgleith/land-xml-to-geojson1
508airof98/thanos1
509ahmaazouzi/ol31
510agile-connors/agile-connors1
511adouisamir/openlayers1
512acvanzant/Pinpoint1
513abhi05b/angular-highcharts1
514ZuPerfect/openlayers1
515ZhuPengFei3857/openlayers1
516YuvalShafriri/arches1
517YomYoAgrculturalTrading/DroneMaping-_and_Image-preoccesing1
518XingMeansOK/zj-water-conservancy1
519WxDLR/WebODM1
520WuFangyu/fuzzy-tester1
521WorldWindLabs/OpenSearch4EO-Demonstrator1
522WegenenVerkeer/awv-commons-angular1
523WSDOT-GIS/arcgis-js-export-graphics1
524VisitingLandmarks/visitingLandmarks1
525Vikash2402/openlayers1
526Viglino/ol31
527Viglino/insee-map1
528TobiasHerr/WebODM.17.08.09-fork1
529TheMapSmith/countries_to_svg1
530TerriaJS/GreaterSydneyExplorer1
531TNOCS/csWeb-dist1
532SuilandCoder/model_comparison_frontend1
533SuilandCoder/frontend-practice1
534Starefossen/bergis1
535Salec/SDRBuses1
536Nathalieguimaraes/WebODM1
537NYCPlanning/labs-search-api1
538NERC-CEH/nyph-app1
539NERC-CEH/irecord-app1
540NERC-CEH/asian-hornet-watch-app1
541MrSmallLiu/openlayers1
542MeetInMotion/BackEnd1
543LonnyGomes/DC-Crime-Heat-Map-Server1
544LibrariesHacked/catalogues-librarydata1
545Lackech/geovisor1
546LMD93/WebODM1
547KlausBenndorf/guide4you-module-function-caller-button1
548JonathanAGG/RemoraFrontend1
549JJediny/nationalmap1
550Innovisite/minimalMap1
551ISNIT0/node-grib-renderer1
552HelloHowAreYouHaveANiceDay/potron1
553GuoJiaWen2017/iClient-JavaScript1
554GorillaGorilla/chat-token-socket1
555Geodan/wms-capabilities-explorer1
556GeoBIMpro/ol31
557GISerliang/openlayers1
558FamilyDAM/old-app-dashboard1
559FCC/contours-api-node1
560Eva-Skye/leaflet-viz1
561EricDunsworth/wet-boew1
562Elotech-Dev/MapStore21
563EasonFang/f3earth1
564DistributedOpenUnifiedGovernmentNetwork/nationalmap1
565Diazhao/vue-ol41
566DerekMar/openlayers1
567DaYeSquad/gago-mapnik-mysql1
568Coderkunhe/openlayers1
569CityOfPhiladelphia/philadelphiamarathon1
570CityOfPhiladelphia/atlas-dor1
571City-of-Helsinki/Leaflet.helsinki-tiles1
572CadillacJenkins/node-gtfs1
573CSTARS/ahb-decision-support-sdk1
574BadgerPc/JETModularArchitecture1
575AuScope/geomodelportal1
576Artsdatabanken/punkt-oppslag-api1
577Amsterdam/register-slimme-apparaten-frontend1
578Amsterdam/ggw-dashboard1
579Acidburn0zzz/openlayers1
580AaronPlave/common-mapping-client-example-mars1
581412799755/openlayers1
5823WDJ-Team1/HIKONNECT_DATA_SERVER1