1
Caltopo
caltopo.com/map.htmlSame kind of website
CalTopo provides topographic maps and tools for collaborative trip planning, elevation profiles, terrain analysis, and printing.
Alternatives
The Best OpenTopoMap Alternatives in 2026
24 alternatives1 free · 2 open source
Looking for something like OpenTopoMap? Here are 24 alternatives, ranked by how closely they match it on purpose, features and platforms. Of these, 1 are free or have a free plan and 2 are open source.
About OpenTopoMapopentopomap.org
VisitOpenTopoMap displays topographic maps built from OpenStreetMap data for exploring terrain and locations.
Top picks at a glance
First suggestionCaltopoCalTopo provides topographic maps and tools for…Free or freemium optionOrganicmapsOrganic Maps is a free offline mapping app for Android and…Open source optionOpeninframapOpen Infrastructure Map displays infrastructure data from…Another optiontopographic-mapTopographic Map provides free maps for viewing terrain…
Quick comparison
| # | Alternative | Pricing | Open source | Platforms |
|---|---|---|---|---|
| 1 | Caltopo | — | Not stated | Web |
| 2 | topographic-map | — | Not stated | Web |
| 3 | Tangram Heightmapper | — | Not stated | Web |
| 4 | OpenStreetMap | — | Not stated | Web |
| 5 | Maps and Geospatial Products | — | Not stated | Web |
| 6 | NUKEMAP | — | Not stated | Web |
| 7 | Openinframap | — | Yes | — |
| 8 | WiGLE: Wireless Network Mapping | — | Not stated | Android, Web |
| 9 | Overpass API GUI | — | Not stated | Web |
| 10 | Map Myths | — | Not stated | Web |
All OpenTopoMap alternatives
2
topographic-map
en-gb.topographic-map.comSame kind of website
Topographic Map provides free maps for viewing terrain, elevation, and topography.
3
Tangram Heightmapper
tangrams.github.io/heightmapperSame kind of website
Tangram Heightmapper displays terrain imagery, with an API key required for imagery beyond zoom level three.
4
OpenStreetMap
openstreetmap.orgSame kind of website
OpenStreetMap provides an editable community map of the world with tools for exploring places.
5
Maps and Geospatial Products
ncei.noaa.gov/maps-and-geospatial-productsSame kind of website
NCEI maps and geospatial tools visualize data types together and relate variables to specific locations.
6
NUKEMAP
nuclearsecrecy.com/nukemapSame kind of website
NUKEMAP visualizes the effects of nuclear detonations, with controls for selecting a location and exploring the resulting area.
7
Open source
Open Infrastructure Map displays infrastructure data from OpenStreetMap on a global map.
8
WiGLE: Wireless Network Mapping
wigle.netSame kind of website
WiGLE maps and catalogs wireless networks reported by contributors, with location and network data.
9
Overpass API GUI
overpass-turbo.euSame kind of website
Overpass API GUI provides a graphical interface for querying OpenStreetMap data by map area.
10
Map Myths
mapmyths.comSame kind of website
Map Myths explores phantom geographic features through an interactive collection of historical maps.
11
Light Pollution Map
lightpollutionmap.infoSame kind of website
Light Pollution Map uses NASA data to display global light pollution and sky brightness layers.
12
Live map of London Underground trains
traintimes.org.uk/map/tubeSame kind of website
The London Underground live map displays train locations within an interactive Tube map.
13
Random Street View
randomstreetview.comSame kind of website
Random Street View displays randomly selected Google Street View locations.
14
aqicn.org
aqicn.org/map/worldSame kind of website
This map displays real-time air quality index readings across locations around the world.
15
WunderMap
wunderground.com/wundermapSame kind of website
Weather Underground's WunderMap displays interactive weather conditions and radar for locations around the world.
16
Same kind of website
NASA FIRMS provides near-real-time active fire data from MODIS and VIIRS through downloads, maps, and area-based email alerts.
17
OpenMapTiles
openmaptiles.orgSame kind of website
OpenMapTiles provides OpenStreetMap vector tiles, schemas, map styles, and tools for building maps.
18
Open source
This GitHub list curates OpenStreetMap projects, tools, and resources for people working with or exploring OpenStreetMap.
19
Free
Organic Maps is a free offline mapping app for Android and iOS using community-sourced OpenStreetMap data.
20
Lightning Maps
lightningmaps.orgSame kind of website
Lightning Maps displays lightning strikes in real time and provides maps and apps from a community project.
21
Linguistic Maps
muturzikin.com/countries.htmSame kind of website
Linguistic Maps displays languages across maps of five continents and organizes entries by language and region.
22
Openrailwaymap
openrailwaymap.orgSame kind of website
OpenRailwayMap is based on OpenStreetMap and maps railway infrastructure across the world.
23
CellMapper
cellmapper.netSame kind of website
CellMapper maps cellular towers and coverage from crowdsourced data, with filters for providers and regions.
24
vr.fi
vr.fi/en/live-train-tracker-mapSame kind of website
VR's live train tracker maps train movements using GPS tracking and data from Finland's rail infrastructure agency.
No alternatives match this filter.
Alternatives to similar tools
FIRMS24 alternativesMaps and Geospatial Products24 alternativesAwesome Openstreetmap14 alternativesOrganicmaps24 alternativesCellMapper19 alternativesLight Pollution Map17 alternatives
What is the best alternative to OpenTopoMap?
Based on features, tags and platforms, the closest alternatives to OpenTopoMap are Caltopo, topographic-map, and Tangram Heightmapper.
Is there a free alternative to OpenTopoMap?
Yes. Organicmaps is free or offer a free plan.
Are there open-source alternatives to OpenTopoMap?
Yes: Openinframap and Awesome Openstreetmap.
Alternatives are suggested from the purpose and features described in our listings. Different pages for the same product appear once. Read each description to check whether it fits your task. How we choose alternatives · Suggest an alternative