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Dev tools · alternatives · 2026

24 alternatives to Grid2Poster

Browse open electrical-grid maps, datasets and capacity data for (almost) every country, state and province.

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

  1. 1OO

    Hi HN, After 9 years of running my own OpenStreetMap tile server infra for MapHub (https://news.ycombinator.com/item?id=11389989), I've open-sourced it and launched OpenFreeMap. You can either self-host or use our public instance. Everything is open-source, including the full production setup — there’s no 'open-core' model here. Check out the repo (https://github.com/hyperknot/openfreemap). The map data comes from OpenStreetMap. I also provide weekly full planet downloads both in Btrfs and MBTiles formats. I aim to cover the running costs of the public…

    2024 · openfreemap.org · its alternatives →

  2. 2

    GB Renewables Map an energy experiment created entirely in my free time (day job is visualisation at Octopus Energy). It's an interactive map showing live generation for major wind farms in Great Britain, showing what each wind farm is generating both now and in the past, and where that generation is physically located. Animated weather data is from WeatherLayers and shows current and historic wind conditions on the map, providing context to wind generation around the country. History mode allows you to go back in time and see wind generation and weather conditions for a particular date and…

    2023 · renewables-map.robinhawkes.com · its alternatives →

  3. 3

    Live CO2 emissions of electricity consumption

    2017 · electricitymaps.com · its alternatives →

  4. 4
    Grid.js▲322

    Free and open-source HTML table plugin that works everywhere

    2020 · gridjs.io · its alternatives →

  5. 5

    Turn your spreadsheets into beautiful map visualizations

    2024 · postcodeheatmap.com · its alternatives →

  6. 6

    Flexible tool to build planet-scale vector tilesets from OpenStreetMap data fast - onthegomap/planetiler

    2021 · github.com · its alternatives →

  7. 7GJ

    Grid.js is a lightweight JavaScript table plugin that works on all web browsers and devices. Grid.js is open-source and it helps you create advanced tables in seconds!

    2020 · gridjs.io · its alternatives →

  8. 8

    MapHub allows you to create, share and collaborate interactive maps online.

    2016 · maphub.net · its alternatives →

  9. 9
    MapFig▲97

    The open source mapping tool for websites

    2015 · its alternatives →

  10. 10RG
  11. 11

    Globe wireframe visualizations in Golang. Contribute to mmcloughlin/globe development by creating an account on GitHub.

    2017 · github.com · its alternatives →

  12. 12
    GRID▲244

    Turn your spreadsheets into smart, interactive web documents

    2021 · grid.is · its alternatives →

  13. 13

    Revolutionize GIS data management with Geoman for Leaflet, MapLibre, and Mapbox. Add drawing, editing, cutting, splitting, snapping, measuring, and more directly on the map.

    2020 · geoman.io · its alternatives →

  14. 14

    Open source toolset for custom maps in iOS apps

    2015 · mapbox.com · its alternatives →

  15. 15

    Visualize data from all your data sources in one place

    2022 · chartbrew.com · its alternatives →

  16. 16

    Visualise a git repository by diff activity. Contribute to jmforsythe/Git-Heat-Map development by creating an account on GitHub.

    2023 · github.com · its alternatives →

  17. 17

    Hey HN, jvaclavik here from OpenClimbing team! We are thrilled to release version 2.0 of our fully opensource/opendata climbing guide. Based on OpenStreetMap for map-data and Wikimedia Commons for images, we created a (hopefully) user-friendly app which completely uses these open databases, thus contributing data back to commons. We designed a simple and powerful notation for drawing climbing routes directly over the Wikimedia pictures: - https://wiki.openstreetmap.org/wiki/Key:wikimedia_commons:pa... Check out the release article for a ton of new features, or go…

    2014 · openstreetmap.org · its alternatives →

  18. 18

    If React, Vue, Angular, Bootstrap or Tailwind were countries

    2022 · 4it.bz · its alternatives →

  19. 19

    A free collection of maps for every country in the world, available in 11 sizes or in SVG. - djaiss/mapsicon

    2013 · github.com · its alternatives →

  20. 20

    Create stunning visuals for your stats

    2024 · its alternatives →

  21. 21IB

    Hi all, I am not an expert in nuclear energy but I've always wondered and found it difficult to get a clear picture about the amount of nuclear stations located in a specific region. So I built this tool that shows all the nuclear plants in the world, scaled by their capacity and with indication of their status. Clustering is enabled by default and allows to see the sum potential capacity of a region. It's a fun tool for me: e.g. disable clustering, scale circle radius to 70%, go to EU, and you'll see Germany has shutdown all of the stations. Ofc it's a widely known fact, but what came to my…

    2024 · nuclearstations.com · its alternatives →

  22. 22

    Comprehensive GeoGuessr Resources with maps, quizzes & more

    2024 · geography.help · its alternatives →

  23. 23

    Learn about the history of open source GIS: GRASS, QGIS, HDF, NetCDF, PostGIS, OSM, Leaflet, GeoPandas, MapShaper, OpenLayers.

    2020 · makepath.com · its alternatives →

  24. 24

    Free set of grids for iOS, Android and Bootstrap.

    2018 · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →